Car & Vehicle Electronics

50 Best 8 inch marine subwoofer 2022 – After 141 hours of research and testing.

Written by Alex Rowe

Now that you are here, you must be looking for the best 8 inch marine subwoofer! If you aren’t for it, you shall use our search and look for the topic you are interested in. As this piece is a lengthy one and covers a few more aspects other than the best list, they are the best 8 inch marine subwoofer brands in United States of America and a buyer’s guide for making an informed buying decision.

Before we begin with the list, We ask you to make a list of things that you are looking for in a 8 inch marine subwoofer. It could be anything which you’ll require when doing tasks. This will help you have some clarity about the important things and will help you save money by not overspending on the features you won’t use or a product that has more features!

You surely are here for being able to make an informed buying decision when it comes to 8 inch marine subwoofer and you must be looking for the list, We know that! But before we begin, we’d like to tell you that, this is the most unbiased list ever, it has specs, lists down the features of the 8 inch marine subwoofer, best brands and has a dedicated buyer’s guide for people in United States of America.

Full Disclosure: This article might have a few external links to Amazon and other informative sources. When you make a purchase on Amazon using our link, we’ll earn a small fee without you having to pay extra for the item. This helps us keep the site running and publishing more awesome content, add more research and never let people buy bad-quality products!

Best 8 inch marine subwoofer in 2021

1. Pyle PLMRW8 8-Inch Outdoor Marine Audio Subwoofer – 400 Watt Single White Waterproof Bass Loud Speaker For Marine Stereo Sound System, Under Helm or Box Case Mount in Small Boat, Water Vehicle -Marine Speakers

By Pyle

  • magnetic structure and 1.5” high temperature voice coil boom w/ power and achieve a frequency response of 35 Hz to 3.5 kHz
  • No sound system is complete without the perfect subwoofer for complimentary bass so don’t deprive your boat from the absolute best sound you can get
  • It lets you pump out some great low frequency bass volume to enhance the party vibe making it a great addition to your marine music audio system
  • 8” SINGLE SUBWOOFER: The boat subwoofer can be installed under or in front of the compartment or helm, behind the helm seat or you can mount them inside a box or cooler
  • 400 WATT POWER: Pyle’s 8 Inch Marine Subwoofer offers a peak power of 400 watts w/ 4ohm impedance
  • The 40 oz
  • FOR ENHANCED SOUND: The Hydra subwoofer is a great addition to your marine stereo sound system
  • The subwoofer has an overall diameter of 8.5” and 3.60” mounting depth
  • SUPERIOR POWERFUL SOUND: The white outdoor bass speaker features an 8” high quality polypropylene cone
  • WATER-RESISTANT: The professional compact loud speaker system features a marine grade waterproof plastic case construction making it safe to be installed and used in places where moderate water splashes occur such as in marine vehicles

2. Rockford Fosgate M1D4-8 Color Optix 8″ DVC 4-Ohm Multicolor LED Lighted Marine Subwoofer – White -Marine Speakers

By Rockford Fosgate

  • Famous Rockford Fosgate build quality with a full 2-year warranty when purchased from an authorized Rockford Fosgate reseller
  • The M1D4-8 marine subwoofer has a power handling of 150 Watts RMS / 600 Watts Peak and connects with the Rockford Fosgate Color Optix Controller and RF Connect App (PMX-RGB sold separately), allowing you to customize your own color patterns
  • The M1D4-8 Color Optix 8” DVC 4-Ohm marine subwoofer delivers loud, clear, accurate bass, and lights the way for your journey!
  • To compliment the plug and play connectivity and streamline installation, M1 subwoofers are equipped with a VersaSwitch to make changing impedance between 2 and 8 ohms as easy as flipping a switch
  • The Element Ready design and IP67 certification makes them truly purpose-built for marine applications where protection from damaging UV rays and water spray is essential

3. Polk MM1 Series 8″ 900 Watt 4 Ohm Single Voice Coil Car Audio Marine Subwoofer -Electronics

By Polk Audio

  • Single voice coil carefully engineered for high performance bass
  • Upgrade your audio with 300 watts of RMS power, total sonic accuracy, and IP56 marine protection
  • Dynamic Balance technology gives your rich, clean, full range sound
  • 7.28 inch cutout diameter, 4.13 top mount depth
  • Eliminated distortion and unwanted resonant frequencies

4. Pair KICKER 45KM84L 8″ 600 Watt Marine Boat Waterproof Speakers w/ LED’s KM8 Bundle with Rockville DMAC80B Dual 7.7″ Black Aluminum Wakeboard Tower Speaker Enclosure -Electronics

By KICKER

  • (2) 2.375 rubber inserts
  • Includes: 1 Double Wakeboard Can
  • Impedance: 4 Ohms
  • (2) 2 rubber inserts
  • Pair KICKER 45KM84L 8″ 600 Watt Marine Waterproof Speakers w/ LED’s
  • Peak Power Handling: 300 Watts (Per Speaker)
  • 316L Stainless Mounting Hardware Included
  • What’s In The Box: (2) 8″ 4-Ohm Coaxials
  • Locking/Sealed Terminal Cover
  • Beautiful black powder-coat finish
  • Frequency Response: 30 Hz – 21 kHz
  • Package Includes: (2) Pairs of Kicker 45KM84L 8″ 1200 Watt Marine Boat Waterproof Speakers w/ LED’s
  • UV-Resistant Polymer Basket
  • Mounting depth (in inches): 7.4″
  • (8) Mounting Screw Clips
  • Sealed Motor Structure
  • Mounting Depth: 3.75″ inches
  • (2) 2.5 rubber inserts
  • (2) 2.25 rubber inserts
  • Includes precision molded, high impact plastic inserts for tower fitment from 2 diameter to 2.5 diameter
  • Made of high quality 6061 aircraft grade aluminum
  • Four-Ohm Voice Coil
  • Features:
  • Rugged universal mounting clamps made of 6061 aluminum
  • Features: 1 Rockville DMAC80B black aluminum double can wakeboard tower enclosure
  • Mounting Hole Diameter: 6.7″ inches
  • High efficiency design features the perfect airspace for 7.7 speakers
  • Mounting depth (in inches): 7.4″.
  • One-Inch Titanium Tweeter
  • Internally wired for clean installno exposed wires or terminals
  • RMS Power Handling: 150 Watts (Per Speaker)
  • White and Charcoal Grilles With Seven-Color LED System Included
  • 100% waterproof and fully marinized against salt and fresh water conditions
  • (8) Mounting Screws
  • All mounting hardware
  • (2) Wire Connection Cover
  • Sensitivity: 92 dB
  • UV-Treated Polypropylene Woofer With Santoprene Surround
  • (2) Zip Ties
  • (2) Rockville DMAC80B Dual 7.7″ Black Aluminum Metal Wakeboard Tower Speaker Enclosures
  • Meets or Exceeds ASTM Standards for UV and Salt/Fog Exposure

5. Low Profile Marine Subwoofer System – 1000 Watt 8 Inch Slim Active Waterproof Amplified Bass Speaker – Underseat Mount Audio Sound Amplifier Box For Small Boat, Marine Vehicles – Lanzar AQTB8 (White) -Marine Speakers

By Pyle

  • 8” Slim Marine Woofer RCA Low Level Input High Level Input Green and Red LED Power Status Indicator Remote Level Control Phase Shift Switch : 0 or 180° Low Pass Filter (50-150 Hz) Soft Delay Remote Turn-On Thermal , Short and Overload Protection Circuits 14.5”(D) x 9.5”(W) x 3”(H)
  • Green and Red LED Power Status Indicator – Low Pass Filter (50-150 Hz) – RMS Power : 300 Watts
  • Remote Level Control – Soft Delay Remote Turn-On – RMS Power of Amplifier : 100 Watts
  • High Level Input – 0 to +12Db Variable Bass Boost (@ 45Hz) – Max Power : 1000 Watts
  • RCA Low Level Input – Adjustable Input Sensitivity : 0.2V-3V – Fuse : 2 x 15A – Weight : 10.5 LBS
  • 8” Slim Marine Woofer – Phase Shift Switch : 0 or 180° – Thermal , Short and Overload Protection Circuits – Dimension : 14.5”(D) x 9.5”(W) x 3”(H)

6. Rockford Fosgate M1D2-8B Color Optix 8″ DVC 2-Ohm Multicolor LED Lighted Marine Subwoofer – Black -Marine Speakers

By Rockford Fosgate

  • The Element Ready design and IP67 certification makes them truly purpose-built for marine applications where protection from damaging UV rays and water spray is essential
  • The M1D2-8B Color Optix 8” DVC 2-Ohm marine subwoofer delivers loud, clear, accurate bass, and lights the way for your journey!
  • To compliment the plug and play connectivity and streamline installation, M1 subwoofers are equipped with a VersaSwitch to make changing impedance between 1 and 4 ohms as easy as flipping a switch
  • The M1D2-8B marine subwoofer has a power handling of 150 Watts RMS / 600 Watts Peak and connects with the Rockford Fosgate Color Optix Controller and RF Connect App (PMX-RGB sold separately), allowing you to customize your own color patterns
  • Famous Rockford Fosgate build quality with a full 2-year warranty when purchased from an authorized Rockford Fosgate reseller

7. Bazooka MBT8014 8-Inch 4-Ohm Marine -Marine Speakers

By Bazooka

  • Power Handling: 6-150 Watts Rms frequency Response: 39-1500 Hz
  • Eight-inch, waterproof subwoofer with 150 Watts power handling
  • Weather-resistant, velcro-reinforced mounting straps
  • Salt fog and UV certified
  • Ported Marine Bass Tube With 8″ Subwoofer uv-Resistant Enclosure4-Ohm Impedance
  • Eight-inch passive bass tube for marine systems
  • Stainless steel hardware
  • Sensitivity: 102 Db8-9/16″W X 10-1/16″H X 18-5/8″D

8. Kicker 46CWTB82 TB8 8-inch Loaded Weather-Proof Subwoofer Enclosure w/Passive Radiator – 2-Ohm, 300 Watt -Marine Speakers

By KICKER

  • Two Ohm Speaker
  • Thick ABS Tube Construction
  • Spring-Loaded Speaker Terminals
  • CompR Woofer and Reflex Sub
  • Flexible Horizontal or Vertical Mounting System

9. Polk Audio DB+ 8 Inch 750 Watt 4 Ohm DVC Marine, ATV & Car Subwoofer | DB842DVC -Marine Speakers

By Polk Audio

  • 8 inch high performance subwoofer for your boat, car, or ATV, with 250 watts of RMS power handling
  • Put heart thumping bass in your vehicle by land or sea
  • Features Dynamic Balance technology for richer, cleaner, more full range sound
  • Low profile design saves space needed for sub enclosures
  • IP56 marine rating makes this sub resistant to water, dirt, salt fog, UV, and humidity

10. Bazooka MBTA8250D Marine 8-Inch 250 Watt Pre Loaded Bass Tube -Marine Speakers

By Bazooka

  • Weather Resistant Velcro Reinforced mounting straps
  • Remote Control : RBCM-100 optional
  • Stainless Steel Hardware
  • Crossover Range : Fixed at 85 Hz
  • UV Certified

11. Rockford Fosgate M1D2-8 Color Optix 8″ DVC 2-Ohm Multicolor LED Lighted Marine Subwoofer – White -Component Subwoofers

By Rockford Fosgate

  • Famous Rockford Fosgate build quality with a full 2-year warranty when purchased from an authorized Rockford Fosgate reseller
  • To compliment the plug and play connectivity and streamline installation, M1 subwoofers are equipped with a VersaSwitch to make changing impedance between 1 and 4 ohms as easy as flipping a switch
  • The M1D2-8 Color Optix 8” DVC 2-Ohm marine subwoofer delivers loud, clear, accurate bass, and lights the way for your journey!
  • The M1D2-8 marine subwoofer has a power handling of 150 Watts RMS / 600 Watts Peak and connects with the Rockford Fosgate Color Optix Controller and RF Connect App (PMX-RGB sold separately), allowing you to customize your own color patterns
  • The Element Ready design and IP67 certification makes them truly purpose-built for marine applications where protection from damaging UV rays and water spray is essential

12. Polk Audio DB+ 8 Inch 750 Watt 4 Ohm SVC Marine, ATV & Car Subwoofer | DB842SVC -Component Subwoofers

By Polk Audio

  • Features Dynamic Balance technology for richer, cleaner, more full range sound
  • IP56 marine rating makes this sub resistant to water, dirt, salt fog, UV, and humidity
  • Put heart thumping bass in your vehicle by land or sea
  • 8 inch high performance subwoofer for your boat, car, or ATV, with 250 watts of RMS power handling
  • Low profile design saves space needed for sub enclosures

13. Kicker 45KM84L 8-Inch Marine Coaxial Boat Speakers, Black and White Grilles, Red LED Lights, 4-Ohm, 300 Max Watts, Pair -Electronics

By KICKER

  • PREMIUM MATERIAL: UV treatments on the injection-molded cones, santoprene surrounds, baskets, and grilles help all models maintain top shelf performance in marine environments
  • RED LED LIGHTS: Spectacular highs and midrange sounds coupled with the simplest of speaker installations, provide full-range audio specifically for a marine environment
  • HEAVY DUTY: Speaker hardware is forged from rustproof stainless-steel for superior strength and durability
  • WEATHER PROOF: Speakers can endure almost any weather conditions with splash-and-spray-resistant sealed motors, cones, and locking terminal covers
  • 300 MAX WATTS; 150 WATTS RECOMMENDED: Meets and exceeds ASTM standards for UV, salt, and fog exposure

14. Waterproof Marine Wakeboard Tower Speakers – 8in Dual Subwoofer Speaker Set and 1” Tweeter with 300 Watt Power – 2-Way Boat Audio Stereo System with Mounting Bracket – 1 Pair – Pyle PLMRW85 (White) -Component Subwoofers

By Pyle

  • Included Components: 1 Pyle Branded Product
  • Equipped with integrated mounting bracket making setup easy enough for anyone to install
  • It will prevent corrosion and stain because of the impeccable layer coating
  • Constructed with 60Hz – 20kHz frequency response for impressive bass response
  • It has 4 Ohms impedance ensuring high quality sound
  • It also has a metal grill cover for protection
  • BUTYL RUBBER SURROUND: These wakeboard tower speakers have 8in subwoofers, 1.0” dome tweeters and butyl rubber surround for durability
  • 300 WATT POWER: The dual 8” speaker system kit is designed to provide outstanding performance in terms of output power, bandwidth extension and distortion with 300 watt max power
  • Durable and marine grade at IP-44 to keep boat speakers water resistant
  • MOUNTING DESIGN: The marine speaker has a bullet style design and features a sleek white finish that can be discreetly mounted anywhere you choose
  • WATERPROOF IP-44 HOUSING: These wakeboard subwoofer speakers are built to withstand even the harshest aquatic conditions
  • WEATHER RESISTANT: This 2-way audio system is weather resistant with its heavy duty engineered ABS construction

15. Polk Audio 8″ DVC MM1-Series Subwoofer 900 W with Marine Certification -Electronics

By Polk Audio

  • Dual voice coil carefully engineered for high performance bass
  • Upgrade your audio with 300 watts of RMS power, total sonic accuracy, and IP56 marine protection
  • Dynamic Balance technology gives your rich, clean, full range sound
  • 7.28 inch cutout diameter, 4.13 top mount depth
  • Eliminated distortion and unwanted resonant frequencies

16. Polk Audio -Two DB842SVC 8″ Single 4-Ohm Voice Coil Subwoofers, Bundle – Marine Certified -Component Subwoofers

By Polk Audio

  • Waterproof Santoprene Surround – This attractive high performance material maximizes throw with its ultra-flexible, ultra-durable properties—and prevents the elements from entering the speaker unit.
  • Space-Saving Design – Slimmed down form factor reduces the need for oversized subwoofer enclosures for a look that goes virtually unnoticed—but a sound that doesn’t.
  • IP65 RATED: The DB+ Series is IP65 rated so it’s dirt- & water- resistant
  • It also has been tested for salt-fog, UV and humidity
  • Rich, Deep Bass – Delivers thunderous sonic output and powerful low frequency response wherever you go.
  • Enjoy a rich, clean, full-range sound with our patented Dynamic Balance technology engineered into every DB+ speaker.
  • Perfect for any vehicle; Cars, Trucks, Boats, Side-By-Sides and more!

17. Rockford Fosgate M1D4-8B Color Optix 8″ DVC 4-Ohm Multicolor LED Lighted Marine Subwoofer – Black -Component Subwoofers

By Rockford Fosgate

  • To compliment the plug and play connectivity and streamline installation, M1 subwoofers are equipped with a VersaSwitch to make changing impedance between 2 and 8 ohms as easy as flipping a switch
  • The M1D4-8B marine subwoofer has a power handling of 150 Watts RMS / 600 Watts Peak and connects with the Rockford Fosgate Color Optix Controller and RF Connect App (PMX-RGB sold separately), allowing you to customize your own color patterns
  • The M1D4-8B Color Optix 8” DVC 4-Ohm marine subwoofer delivers loud, clear, accurate bass, and lights the way for your journey!
  • Famous Rockford Fosgate build quality with a full 2-year warranty when purchased from an authorized Rockford Fosgate reseller
  • The Element Ready design and IP67 certification makes them truly purpose-built for marine applications where protection from damaging UV rays and water spray is essential

18. JBL FLIP 5, Waterproof Portable Bluetooth Speaker, Black (New Model) -Component Subwoofers

By JBL

  • IPX7 waterproof
  • Included components: Quick start guide
  • Wireless Bluetooth streaming
  • 12 hours of playtime
  • Power source type: Battery powered
  • Premium JBL sound quality
  • Connector type: 3.5 millimeter stereo
  • Pair multiple speakers with party boost

19. Kicker 8″ White Marine LED Speakers – 2-Pairs of OEM Replacement Speakers -Component Subwoofers

By KICKER

  • KICKER went the extra mile to make these coaxials 100% marine-grade
  • These speakers do not come with a retail box or other accessories
  • They will arrive in plain brown packaging.
  • Sweet LEDs! You get a choice of seven colors to make your boat shine, or add the KMLC (sold separately) LED controller to unlock 20 colors and 19 wild lighting modes!
  • Continuous Power Handling (Watts RMS) – 150, Peak Power Handling (Watts) – 300
  • Built from the ground up to be the best possible speaker for your boat, we added UV treatments to injection-molded cones and Santoprene surrounds.
  • All KICKER Marine Coaxials meet or exceed ASTM standards for humidity and corrosion as well as for material degradation due to UV exposure.

Related Posts :

21. DS18 Hydro CF-X8TP 8″ Marine Towers with Integrated RGB LED Lights – High Performance, Marine Grade IP65 Rated, UV Stable, 375 W Max 125 W RMS 4 Ohms (Pair) -Surface-Mounted Speakers

By DS18

  • RGB LED system designed throughout the pod so you see lighting which includes the speaker, speaker ring, and light on the passive woofer radiator.
  • Stronger redesigned clamping system and base to ensure the pods durability in rough waters or trails.
  • Hydro 8 inch speaker with built tweeter to to blast the competition’s audio away.
  • WATERPROOF IP65 RATED – Two wake tower marine grade speakers that are weatherproof
  • Can be used for several vehicles because it has an anti-corrosion feature to withstand heavy water splashes and other outdoor conditions.
  • ROTATING LOGO – Front logo and back cover rotate for different mounting options – adjustable mounting angles with 360 degree rotation
  • NEVER STOP INNOVATING ATTITUDE – DS18 stands out from other brands with our progressive designs and unwavering commitment to delivering the most technologically up-to-date products on the market.

22. Skar Audio SK8M 8″ 2-Way Marine Full Range 500 Watt Coaxial Speakers, Pair (White) -Surface-Mounted Speakers

By Skar Audio

  • Sensitivity: 90
  • 8″ 2-Way Coaxial Full Range Marine Grade Speakers, Pair
  • 5 dB, Frequency Response: 49 Hz – 20, 000 Hz
  • Peak Power: 500 Watts (Pair) | RMS Power: 250 Watts (Pair)
  • 5″ High Temperature SV Voice Coil
  • Premium Microfiber Composite Mineral Filled Mid-Woofer Cone with Butyl Surround
  • Impedance: 4 Ohms | 1
  • 1″ Marine Grade Silk Dome Tweeter Mounted on Top of Mid-Range for Balanced Sound

23. Alpine Electronics PWE-S8 Restyle Compact Powered 8-Inch Subwoofer , black -Surface-Mounted Speakers

By Alpine

  • RCA and Auto-sensing Speaker Level Inputs are located on the side panel, along with controls for Phase, Gain, LP Crossover and Remote Sub Level
  • The PWE-S8 is an Authorized Online Product Sold By and Shipped from Amazon; visit the store locator on the Alpine USA website for professional installation
  • RCA (0.1-4V) / Speaker Input (1.5-30V/auto sensing)
  • The compact size measures just 13.5” L x 9” W x 3” D so it can be installed under or behind a seat in a truck, in a sedan’s trunk or in an SUV’s hatch
  • 8-inch subwoofer and 120W amplifier, housed together in a cast aluminum enclosure
  • 32Hz-150Hz frequency response, Power Rating: 120W RMS

24. KICKER 11HS8 8″ 150W Hideaway Car Audio Powered Subwoofer Sub Enclosure HS8 -Surface-Mounted Speakers

By KICKER

  • 150-watt (RMS, 14.4v) power amplifier
  • Dimension: 13 7/8 x 9 3/8 x 3 1/8
  • Ultra-compact powered subwoofer system designed for tight locations
  • RMS Power: 150 Watts
  • 8-inch internal subwoofer

25. Rockford Fosgate P300-8P Punch 8″ 300 Watt Powered Ported Subwoofer System -Surface-Mounted Speakers

By Rockford Fosgate

  • Famous Rockford Fosgate build quality with a full 1-year warranty when purchased from an authorized Rockford Fosgate reseller
  • The 8″ high output subwoofer is impedance optimized for the built in 300-watt class-D amplifier in a slim design enclosure – Dimensions: 11.4″ x 17.6″ x 5.6″
  • The enclosure can be connected via speaker level inputs for connection to factory systems, or traditional line level inputs for aftermarket systems
  • The Punch 300-8P is a universal “all in one” self-contained subwoofer enclosure with built-in amplifier for dropping Bass in any factory or aftermarket system
  • Featuring an adjustable 12db/Octave low pass crossover, on board adjustable bass boost EQ, and on board phase switch

26. Skar Audio Single 8″ 700W Loaded SDR Series Vented Subwoofer Enclosure | SDR-1X8D2 -Surface-Mounted Speakers

By Skar Audio

  • Double Front Baffle with Countersunk Subwoofer Mounting Design for Flush and Attractive Appearance
  • Pre-wired Internally for a 1 Ohm Final Impedance Load at the Terminals for an Easy Installation
  • Premium Vented Enclosure Made of High Strength MDF and Finished in Black Carpeting
  • SDR Series Single 8-Inch Dual 2-ohm Loaded Subwoofer Enclosure
  • Peak Power: 700 Watts | RMS Power: 350 Watts

27. Kicker PowerSports Black Weatherproof Tower Enclosures 8″ Charcoal Marine LED OEM Speakers -Electronics

By KICKER

  • TOWER ENCLOSURES: With rugged ABS plastic shells and an acoustic polyfill lining, you get durability and outstanding performance
  • The package includes 2-5/8″ aluminum tower-pipe clamps and mounting adapters for three popular pipe diameters.
  • 8″ MARINE LED SPEAKERS: The sturdy poly woofers and balanced dome titanium tweeters cut through wind, waves and engine roar to produce smooth sound.
  • The Kicker speakers are built to last for marine duty, but they’re easy on the ears.
  • TOWER ENCLOSURES: These Kicker Enclosures were designed specifically for marine and powersports applications, they’re built to take whatever your active outdoor lifestyle can dish out.
  • 8″ MARINE LED SPEAKERS: These Kicker 8” marine speakers look and sound awesome, with built-in LED lighting and rugged styling, they’re classy too

28. Kicker 46CWTB84 TB8 8-inch Loaded Weather-Proof Subwoofer Enclosure w/Passive Radiator – 4-Ohm, 300 Watt -Surface-Mounted Speakers

By KICKER

  • Four Ohm Speaker
  • Thick ABS Tube Construction
  • CompR Woofer and Reflex Sub
  • Flexible Horizontal or Vertical Mounting System
  • Spring-Loaded Speaker Terminals

29. Kicker 44CWCD84 CompC 8 Inch 4 Ohm 200 Watt RMS Power and 400 Watts Peak Power Dual Voice Coil Car Audio Sub Subwoofer, Black -Surface-Mounted Speakers

By KICKER

  • INSTALLATION REQUIREMENTS: Installation requires 3.88-inch mounting depth and 7-inch mounting diameter in sealed sub boxes between 0.5 and 1.2 cubic feet or vented sub boxes between 0.66+ and 1.2 cubic feet
  • RECOMMENDED SETUP: Works best with sealed or ported sub enclosure and minim 200 watts of recommended power
  • POWERFUL SOUND: Feel your music with the thump and thrum of sound through this 8-inch subwoofer
  • RELIABLE DESIGN: Features 4-Ohm dual voice coil for sound and wiring flexibility, efficient thermal heat management, high-strength construction, and high-temperature voice coil
  • POWER RATING: Rated at 200 watts RMS power and 400 watts peak power

30. Skar Audio Dual 8″ Complete 1,400 Watt SDR Series Subwoofer Bass Package – Includes Loaded Enclosure with Amplifier -Surface-Mounted Speakers

By Skar Audio

  • Includes x1 Skar Audio RP-800.1D Class D 800 Watt Mono-block Car Subwoofer Amplifier
  • Peak Power: 1,400 Watts, RMS Power: 700 Watts
  • Includes x1 Skar Audio SKAR4ANL-OFC 4 Gauge OFC Complete Amplifier Wiring Installation Kit
  • All-in-One Complete SDR Series Dual 8-inch Loaded Subwoofer Bass Package
  • Includes x1 Skar Audio SDR-2X8D4 Dual 8″ Loaded 1,400 Watt Vented Subwoofer Enclosure

31. 2) KICKER 8″ 600w Marine Boat KMTES8 Wakeboard Tower Speakers w/ LED’s+Amplifier -Everything Else

By KICKER

  • Locking/Sealed Terminal Cover
  • UV-Resistant Polymer Basket
  • Four-Ohm Voice Coil
  • Fits Mounting Tube Sizes: 2-1/4, 2-3/8, 2-1/2, 2-5/8
  • Features of 43KMTES8B: Pair Kicker 43KMTES8B Black Marine 8″ Speaker Wakeboard Tower Enclosures
  • Features of RMWK4: Rockville RMWK4 4 AWG Gauge Waterproof Marine/Boat Amplifier Wire Installation Kit
  • 2 Ohm: 185 Watts x 2 Channel
  • One-Inch Titanium Tweeter
  • Connectors: Satin nickel plated brass binding posts (screw to tighten style)
  • Speaker Fitting: 8″ Speakers
  • Aiming: Nine-degree axis rotation in either direction for aiming maximum sound quality
  • RMS Power Handling: 150 Watts (Per Speaker)
  • 18′ 4 Gauge High Current, Low Impedance, Light Blue, Flexible Ground Cable.
  • (1) Rockville DBM25 1500w Peak/370w Dyno-Certified RMS Class-AB 2-Channel Marine Amplifier With Terminal Covers
  • 18′ 4 Gauge High Current, Low Impedance, Clear Flexible Power Cable with 3′ Black Poly Woven Mesh to better resist chemicals in the battery compartment
  • Features of DBM25: Rockville DBM25 1500w Peak/370w Dyno-Certified RMS Class-AB 2-Channel Marine Amplifier With Terminal Covers
  • (1) Rockville RMWK4 4 AWG Gauge Waterproof Marine Amplifier/Amp Install Wire Kit
  • 4 Ohm: 125 Watts x 2 Channel
  • Sensitivity: 92 dB
  • Peak Power Handling: 300 Watts (Per Speaker)
  • Sealed Motor Structure
  • UV-Treated Polypropylene Woofer With Santoprene Surround
  • 20 ‘ Translucent, Twisted Pair, High Quality, Tinned-OFC Flexible PVC RCA Cable
  • Dyno Certified RMS Power Ratings: (Certified Dyno Test / Less than 1 % THD) (Use these ratings when comparing with top brands such as Kicker, Rockford Fosgate, etc)
  • Package Includes: (1) Pair KICKER 45KM84L 8″600 Watt Marine Boat Waterproof Speakers w/ LED’s KM8
  • 316L Stainless Mounting Hardware Included.
  • Features of 45KM84L: Pair KICKER 45KM84L 8″ 600 Watt Marine Waterproof Speakers w/ LED’s
  • (1) Pair Kicker 43KMTES8B Black Marine 8″Speaker Wakeboard Tower Enclosures KMTES8
  • 4 Ohm Bridged: 370 Watts x 1 Channel.
  • Materials: Tough ABS, weather-proof empty enclosures with slotted mounting holes for different bolt patterns

32. Kicker 45CWTB84 Car Audio Tube Enclosure w/ 8 Inch 4 Ohm Subwoofer and Grill -Electronics

By KICKER

  • CompR woofer and reflex sub
  • Continuous power handling: 300 watts RMS
  • Flexible horizontal or vertical mounting system
  • Thick ABS tube construction
  • Spring loaded speaker terminals

33. Kicker 8″ White Wake Tower LED Marine Speakers 1-Pair -Everything Else

By KICKER

  • Fits Mounting Tube Sizes 2-1/4, 2-3/8, 2-1/2, 2-5/8
  • Built from the ground up to be the best possible speaker for your boat, we added UV treatments to injection-molded cones and Santoprene surrounds.
  • All KICKER Marine Coaxials meet or exceed ASTM standards for humidity and corrosion as well as for material degradation due to UV exposure.
  • KICKER went the extra mile to make these coaxials 100% marine-grade
  • Includes Mounting hardware and polyfill
  • Sweet LEDs! You get a choice of seven colors to make your boat shine, or add the KMLC (sold separately) LED controller to unlock 20 colors and 19 wild lighting modes!

34. JBL OEM Replacement Bundle – MS10LB 10″ Marine LED Subwoofer & Three Pair of MS8LB 8″ Marine LED Speakers – Black -Everything Else

By JBL

  • Accentuated performance at frequencies heard in an open-air environment.
  • Marine-grade materials & components to suit the demands of a harsh outdoor environment with an IPx5 marine rating.
  • Product family look and feel to meet the needs of our JBL customers.
  • Less money spent on packaging = more money saved by you.
  • These products are OEM replacments meaning they do not come in retail packaging

35. DS18 NXL-X8TPNEO/BK 8″ Neodymium Marine Towers with Built-in Passive Radiator, 1″ Driver and RGB LED Lights – High Performance, Marine Grade IP65 Rated, 550W Max 180W RMS 4 Ohms (Pair) -Everything Else

By DS18

  • Neodymium Hydro 8 inch speaker with built compression driver to to blast the competition’s audio away.
  • ROTATING LOGO – Front logo and back cover rotate for different mounting options – adjustable mounting angles with 360 degree rotation
  • Added passive woofer radiator for added bass response along with amazing looks.
  • WATERPROOF IP65 RATED – Two wake tower marine grade speakers that are weatherproof
  • Can be used for several vehicles because it has an anti-corrosion feature to withstand heavy water splashes and other outdoor conditions.
  • Stronger redesigned clamping system and base to ensure the pods durability in rough waters or trails.
  • RGB LED system designed throughout the pod so you see lighting which includes the speaker, speaker ring, and light on the passive woofer radiator.

36. Hifonics BXS8D4 Brutus Shallow Mount Subwoofer (Black) – 8 Inch Subwoofer, 400 Watt, Car Audio System, 2 Inch Voice Coils, UV Rubber Surround, Best in Sealed Enclosures, Marine Grade -Electronics

By Hifonics

  • Deep Bass – Front and rear venting allows cooler air to be exchanged in the voice coil gap which helps the sub make deep bass and extend the life of the component and your subwoofer car audio.
  • Ideal paired with your speakers and amp.
  • Shallow Mount – With less than 3 inches mounting depth, this car subwoofer is ideal in sealed enclosure applications and makes for one of the most versatile subwoofers for cars in areas with limited space.
  • Heavy Duty – UV rubber surround resists sun fading and remains flexible and the nickel plated push and insert resists corrosion and make for ease of installation
  • Built to Last – Heavy gauge powder coated stamped steel basket provides a solid base for the motor system and moving parts and delivers big bass in a small space that does not consume your cargo space.
  • High Performance – 2 inch high temperature voice coil and former for high thermal stability in small enclosure volumes where the internal box temperatures can rob you of performance.

37. Kicker 8 Inch Dual 600 Watt CompRT 2 Ohm Shallow Slim Car Subwoofer | 43CWRT82 -Electronics

By KICKER

  • SoloKonTM technology
  • 600 Watts Max
  • Santoprene surround
  • Injection-molded polypropylene cone
  • 300 Watts RMS

38. Kicker 8″ White Marine LED Speakers – 1-Pair of OEM Replacement Speakers -Everything Else

By KICKER

  • They will arrive in plain brown packaging.
  • Continuous Power Handling (Watts RMS) – 150, Peak Power Handling (Watts) – 300
  • Built from the ground up to be the best possible speaker for your boat, we added UV treatments to injection-molded cones and Santoprene surrounds.
  • KICKER went the extra mile to make these coaxials 100% marine-grade
  • Sweet LEDs! You get a choice of seven colors to make your boat shine, or add the KMLC (sold separately) LED controller to unlock 20 colors and 19 wild lighting modes!
  • All KICKER Marine Coaxials meet or exceed ASTM standards for humidity and corrosion as well as for material degradation due to UV exposure.
  • These speakers do not come with a retail box or other accessories

39. MTX Audio RT8PT Universal Powered Subwoofer Enclosure -Everything Else

By MTX

  • Amplifier Power Output: 120 Watts RMS
  • External Bass Control is included for convenient control of volume from front of vehicle.
  • 8″ High performance subwoofer in a carpeted, vented enclosure
  • The RT8PT is the perfect solution for enthusiasts that want to put some bass in their system without having to put two 12 inches in the truck
  • High Level and RCA inputs for easy connection in any system set up.

40. Skar Audio ZVX-8 D2 8″ 900 Watt Dual 2 Ohm SPL Car Subwoofer -Everything Else

By Skar Audio

  • 8-inch Dual 2 Ohm SPL Car Subwoofer
  • Competition Grade Pressed Paper Cone with Stitched High Roll Foam Surround
  • Massive Triple Stack Magnet | 2.5″ Voice Coil
  • Sensitivity: 80.4 dB | Fs: 41.8 Hz
  • Peak Power: 1,100 Watts | RMS Power: 900 Watts

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41. Kenwood EXcelon KFC-XW800F 600W Peak (150W RMS) 8″ EXcelon Series Shallow-Mount Single 4 Ohm Slim Subwoofer -Marine Subwoofers

By Kenwood

  • 8″ Single 4 ohm shallow mount subwoofer | power handling: peak: 600 watts | RMS: 150 watts | Recommended power range: 50 – 150 watts RMS
  • Aluminum-cast Basket for long-lasting reliability | frequency response: 40 – 500 Hz | Sensitivity: 78 dB
  • Super linear spider for maximum control over the woofer’s linear motion | dual Magnet drive
  • Carbon-glass fiber composite Cone woofer | Butyl rubber surround
  • Removable gasket | heat transfer system designed to provide ventilation to keep the woofer cool

42. BOSS Audio Systems CUBE8 Car Subwoofer and Amp Package – Built-in Amplifier, 8 Inch Subwoofer with Passive Radiator, Remote Subwoofer Control -Marine Subwoofers

By BOSS Audio Systems

  • It will be used to connect the CUBE8 to your factory radio or an aftermarket radio that does not have low-level (RCA) inputs
  • You will use the Low-pass filter to primarily keep high notes out of your subwoofer(s)
  • Phase Control – Phase control lets you adjust the speaker phase with the amplifier if your speakers or subwoofer are hooked up “out of phase”
  • Specs – Dimensions: 9.65” x 9.65” x 9.84”, Weight: 14.95 lbs.
  • Built-in Amplifier – A built-in 400 Max watt amplifier powers the 8” subwoofer
  • We strongly encourage professional installation of this product to ensure proper and safe functionality
  • High Level Input – Speaker level inputs are commonly referred to as high-level inputs
  • Warranty – BOSS Audio Systems provides a Powerful 3 Year Platinum Online Dealer Warranty so long as the purchase is made through Amazon.com
  • Most aftermarket radios have multiple pairs of RCA outputs that can connect to multiple amplifiers
  • As a result, there is no Chuffing that you would generally get with a ported box, thus enriching the BASS & making the system more linear
  • Variable Low-Pass Filter – A low-pass filter is an electronic circuit that removes all the notes below the filter’s frequency setting
  • Low Level Input – Line level inputs, also known as RCA inputs or low-level inputs, use RCA interconnect cables to link the CUBE8 with the source unit
  • Passive Radiator – A driver unit that has its motor structure (magnet) removed, becomes a passive diaphragm
  • Variable Bass Boost – Variable Bass Boost allows you to adjust the low bass within the boost range to just the way you like it

43. Skar Audio Single 8″ Complete 700 Watt SDR Series Subwoofer Bass Package – Includes Loaded Enclosure with Amplifier -Marine Subwoofers

By Skar Audio

  • Includes x1 Skar Audio RP-350.1D Class D 350 Watt Mono-block Amplifier
  • Includes x1 Skar Audio SDR-1X8D2 Single 8″ Loaded 700 Watt Vented Subwoofer Enclosure
  • Peak Power: 700 Watts, RMS Power: 350 Watts
  • All-in-One Complete SDR Series Loaded Subwoofer Complete Bass Package
  • Includes x1 Skar Audio SKAR4ANL-CCA 4 Gauge Complete Amplifier Wiring Kit

44. Kicker KM8 8-INCH (200mm) Marine Coaxial Speaker Pair with 1″ tweeters,LED w/Dark Charcoal Grills Only -Marine Subwoofers

By Pacific Stereo

  • 1″ balanced dome titanium tweeter
  • built-in LED lighting with 20 color options and 19 dynamic modes
  • KMLC remote (not included) controls all lighting functions
  • UV-treated polypropylene woofer with Santoprene rubber surround
  • handles up to 150 watts RMS (300 watts peak power)

45. Skar Audio Triple 8″ Complete 2,100 Watt SDR Series Subwoofer Bass Package – Includes Loaded Enclosure with Amplifier -Marine Subwoofers

By Skar Audio

  • All-in-One Complete SDR Series Loaded Subwoofer Complete Bass Package
  • Peak Power: 2,100 Watts, RMS Power: 1,050 Watts
  • Includes x1 Skar Audio RP-1200.1D Class D 1,200 Watt Monoblock Car Subwoofer Amplifier
  • Includes x1 Skar Audio SKAR4ANL-OFC 4 Gauge Premium OFC Complete Amplifier Wiring Kit
  • Includes x1 Skar Audio SDR-3X8D2 Triple 8″ Loaded 2,100 Watt Vented Subwoofer Enclosure

46. Kicker LED Charcoal OEM Replacement Marine 8″ Inch 4Ω Coaxial Speaker Bundle – 4 Speakers -Marine Subwoofers

By KICKER

  • Charcoal
  • Rated Impedance 4-Ohms
  • Woofer(in) 8
  • Mounting Depth(in) 3-1/4″
  • Continuous Power Handling(Watts RMS) 150

47. Polk Audio -Two DB842DVC 8″ Dual 4-Ohm Voice Coil Subwoofers, Bundle – Marine Certified -Marine Subwoofers

By Polk Audio

  • Space-Saving Design – Slimmed down form factor reduces the need for oversized subwoofer enclosures for a look that goes virtually unnoticed—but a sound that doesn’t.
  • It also has been tested for salt-fog, UV and humidity
  • Perfect for any vehicle; Cars, Trucks, Boats, Side-By-Sides and more!
  • Rich, Deep Bass – Delivers thunderous sonic output and powerful low frequency response wherever you go.
  • IP65 RATED: The DB+ Series is IP65 rated so it’s dirt- & water- resistant
  • Enjoy a rich, clean, full-range sound with our patented Dynamic Balance technology engineered into every DB+ speaker.
  • Waterproof Santoprene Surround – This attractive high performance material maximizes throw with its ultra-flexible, ultra-durable properties—and prevents the elements from entering the speaker unit.

48. Rockford Fosgate RM18D4B Marine 8″ Dual 4-Ohm Subwoofer – Black -Marine Subwoofers

By Rockford Fosgate

  • This subwoofer is so versatile, it can be used in sealed, vented or infinite baffle installations
  • Whether on land or water, add some major bass to your audio system with the Prime RM18D4B black 8” subwoofer featuring a color matched grille
  • Dual 4-Ohm Subwoofer with 150 Watts RMS/300 Watts Max power
  • Famous Rockford Fosgate build quality with a full 2-year warranty when purchased from an authorized Rockford Fosgate reseller
  • This true marine grade compliant speaker is Element Ready, protecting against dust, UV, water, corrosion, and feature stainless hardware and is ideal for marine watercraft or powersports applications

49. Polk MM1 Series 8″ 900W 4 Ohm Dual Voice Coil Car Marine Subwoofer (2 Pack) -Electronics

By Polk Audio

  • Upgrade your audio with 300 watts of RMS power, total sonic accuracy, and IP56 marine protection
  • Dual voice coil carefully engineered for high performance bass
  • Quantity: 2
  • Manufacturer warranty: 1-year warranty
  • Weight: 9.1 pounds

50. Pyle – 8″ Hydra Series Marine High Power Subwoofer – 400W -Marine Subwoofers

By Pyle

  • Product Type:Woofer
  • Product Name:PLMRW8 Marine Woofer
  • Manufacturer:Pyle Audio, Inc
  • Brand Name:Pyle
  • Product Model:PLMRW8

8 inch marine subwoofer – The Buyer’s Guide

You must have checked the above list, aren’t you mind-blown by the quality of products? Well, if you are then here’s a secret formula which we’ve used to choose them. You can use them too! The best part is, it works for all the product purchases you make! Besides, wouldn’t it be helpful to you, if you knew the factors we’ve considered to choose the 8 inch marine subwoofer in the above list? So shall we begin with the guide and help you learn about the important factors?

1. Does it have the features you need?

Wait for a minute before you buy the 8 inch marine subwoofer, check if it has all the features in your requirement list! If it doesn’t have them, then you should avoid buying that particular model and start looking for an alternative. We always suggest our editors to make a list of important features before adding a product to a list and based on the feature, the quality of the product, brand-assurance, rank it! So if it has all you need, you should not mind paying a bit extra. However, if you end up buying the best 8 inch marine subwoofer which doesn’t have the feature you need the most, then it won’t make sense! Would it? To us, it wouldn’t! That’s why you should make up a list which includes the features you are looking for, technical specifications if any, etc and come up with a budget.

2. Budget and Price Match

Well, you obviously can’t buy the best 8 inch marine subwoofer with a low budget. That’s why it’s important to make note of all the important features, specs, factors and come up with a budget. Once you are ready with it, look for the products which are either equal to your budget or are close to it. Stick to the budget, because while browsing, you’ll see a model which is slightly better and has an additional feature with a really small price difference. Well, in that case you’ll have to calculate the price of the product which has all the required features and the 8 inch marine subwoofer with the additional features. See if the difference in amount is worth for the feature? If you don’t have second thoughts, you shall probably increase your budget.

3. Warranty and Brand

Most of the 8 inch marine subwoofer industry experts we got in touch suggested us to always buy the one which comes from a reputable brand. They also explicitly asked us to include the best brands so that users don’t buy the models from unknown brands or non-reputable companies. Because 8 inch marine subwoofer from an unknown brand might be cheap at first glance, but could have high-maintenance and could cost a lot in repairs.

Another benefit of buying a 8 inch marine subwoofer from a reputable brand would be warranty. Most of the 8 inch marine subwoofer from reputable brands come with good warranty. However, cheap products do come with a warranty, but claiming it can be a herculean task. That’s why buy the models which come from known brands and have good warranty.

4. Check for Reviews and Ratings

Back then when the Internet wasn’t as big as it is today, local stores charged high and even ended up selling the products which sucked or wasn’t future proof. It’s because the salesman threw technical terms and confused the buyer. But nowadays, there are sites like ours which does all the research and lists down the best models and there are eCommerce stores like Amazon which has user reviews which can be read to know the experience of the user with that particular 8 inch marine subwoofer. Isn’t it great?

The Verdict

We hope that you loved the 8 inch marine subwoofer we’ve listed in our best list. If it has been helpful, please bookmark our website and share it with people you know whenever they plan to buy something.

To wrap up this guide,

About the author

Alex Rowe

Alex Rowe is the Senior Writer at Main Street Mobile. He loves to try the latest tech gadgets in the market. Also, he attends various tech conferences in his country. He covers news on Technology. Apart from this, he also loves audio, design, and writing.

To get in touch with Allen for news reports you can email him on alex@mainstreetmobile.org or reach him out on social media links given below.

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