Now that you are here, you must be looking for the best afr gauge! 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 afr gauge brands in United States of America and a buyer’s guide for making an informed buying decision.
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Best afr gauge in 2021
1. AEM (30-4110) UEGO Air/Fuel Ratio Gauge -Automotive
By AEM
More Pictures- No free air sensor calibration required ever
- 0-5V analog output 10-20 AFR range only
- Interchangeable black and silver bezels included
- Interchangeable black and white faceplates included for customizing gauge appearance
- Bosch 4.9 LSU wideband sensor and weld-in bung included PN 30-4110
- 52mm (2-1/16”) gauge housing
- A 2-1/16 inch gauge housing ensures that it will fit in most gauge pods and can be remotely mounted virtually anywhere
2. AEM 30-0300 X-Series Wideband UEGO AFR Sensor Controller Gauge -Automotive
By AEM
- The gauge includes a 0-5v and RS232 serial port output for feedback control and data logging, and an AEMnet (CANbus) output for data logging
- When tuning an engine using wide-band AFR feedback control on an inertia dyno, dead time affects the data you are looking at because it is reported in a different operating location than when it actually occurred
- The X-Series Wideband UEGO AFR Sensor Controller Gauge (PN 30-0300) features a modern, visually striking faceplate and new seven-segment center display that is 87% larger than the 30-4110 AEM
- Faster response time improves wideband feedback control, and can provide a safer, more powerful and accurate tune
- X-Digital wideband technology gives these controllers the ability to read and report values that other controllers do not, which can deliver more optimized engine tuning and a safer overall operating condition
3. GlowShift Black 7 Color Digital Wideband Air / Fuel Ratio AFR Gauge Kit – Includes Oxygen Sensor, Data Logging Output & Weld-in Bung – Multi-Color LED Display – Clear Lens – 2-1/16″ 52mm -Industrial & Scientific
By GlowShift
- Gasoline Wideband Air/Fuel Ratio Readings from 10.00 to 20.00 AFR – E85 Wideband Air/Fuel Ratio Readings from 6.00 to 12.00 AFR- 2-1/16″ (52mm) Gauge with Black Dial, Clear Lens & 7 Color Digital Display
- GlowShift Guarantee with One Year Limited Warranty & Free Lifetime Technical Support
- 7 Solid Color Modes & 2 Color Cycle Modes Allow You to Match Your Factory Dashboard Lights or Add a Custom Style to the Interior of Your Vehicle – Colors Include Blue, Red, Green, Teal, Purple, White & Yellow – Connecting the Dimmer Wire to the Headlight Switch Reduces Brightness of the Gauge by 30% When the Headlights are On
- Includes 4.9 LSU Wideband Oxygen Sensor, Weld-In Bung, Control Box, 10′ Sensor Harness, 7′ Gauge to Control Box Harness, 5′ Power Harness, 3′ Data Logging Wire, Gauge Visor, Mounting Hardware & Installation Instructions
- GlowShift Black 7 Color Series Digital Wideband Air/Fuel Ratio Gauge is Essential for Tuning & Mapping Out the Air to Fuel Ratios of Your Gasoline or E85 FlexFuel Performance Vehicle
4. HOTSYSTEM 7 Color Air/Fuel Ratio AFR Gauge Kit Narrowband Pointer & LED Digital Readouts 2-1/16″ 52mm Black Dial for Car Truck -Automotive
By HOTSYSTEM
- 2 1/16 Inches (52mm) black face gauge, One Year Limited Warranty.
- IF you have any product or installation issue,please contact us, we will offer a good solution within 24hours.
- Easy Installation: Comes with 1.94ft Power Wire and installation instructions,make the install process quick and easy.
- Air/Fuel Ratio Gauge Monitoring car’s air/fuel ratio lean-optimal-rich(from 10.0 to 20.0),so you can change air to fuel ratio to maximized power and engine performance, reduced emissions, and higher fuel economy.
- Note: They are only accurate at sea level
- Display Feature: An pointer gauge with an illuminated red needle and blue LED display,7 Solid Color Settings for easier night driving.
5. AEM 52mm Wideband UEGO Air Fuel Ratio Sensor Controller Gauge w/White Face Kit -Automotive
By AEM
- X-Series Wideband UEGO AFR Controller Gauge were fastest responding wideband air/fuel ratio controllers in an independent test vs
- 17 competitor wideband AFR controllers
- Factory calibrated resistor does not require free-air calibration, but technology allows for free-air calibration as sensor ages if user desires.
- Includes Bosch 4.9LSU wideband UEGO sensor
- Display Lambda values from .55 to 2.00
- 52mm gauge diameter and slim 0.825” gauge depth.
- Black bezel and black dual faced faceplate, silver bezel/white gauge option included.
- White bezel kit included.
6. GlowShift 10 Color Digital Wideband Air/Fuel Ratio AFR Gauge – Includes Oxygen Sensor, Data Logging Output & Weld-in Bung – Multi-Color LED Display – Tinted Lens – 2-1/16″ (52mm) -Industrial & Scientific
By GlowShift
- Quick-Glance & Easy to Read Digital Display – 10 Solid Color Modes & 2 Color Cycle Modes – Self-Calibration at Startup Ensures that the Gauge is Performing Optimally
- GlowShift Guarantee with One Year Limited Warranty & Free Lifetime Technical Support
- Includes 4.9 LSU Wideband Oxygen Sensor, Weld-In Bung, Control Box, 10′ Sensor Harness, 7′ Gauge to Control Box Harness, 5′ Power Harness, 3′ Data Logging Wire, Gauge Visor, Mounting Hardware & Installation Instructions
- GlowShift 10 Color Digital Series Wideband Air/Fuel Ratio Gauge is Essential for Tuning & Mapping Out the Air to Fuel Ratios of Your Performance Vehicle
- Wideband Air/Fuel Ratio Readings from 10.00 to 20.00 AFR – 2-1/16″ (52mm) Gauge with Digital Display & Tinted Lens
7. Innovate Motorsports 3892 PSB-1 Boost/Wideband Oxygen Gauge Kit -Automotive
- All-in-one, boost safety override and wideband air/fuel ratio gauge
- 4 BAR map sensor, pressure range -29 inHg to 43.5 PSI (-1 to 3 BAR)
- Configurable linear 0-5v analog output for wideband O for use with piggy back or stand alone ECU’s as well as external data loggers
- OLED user configurable display: Boost, shift light, Air/Fuel ratio AFR or Lambda, inHg, PSI, kPa, or BAR
- Wideband O2 Compatible with several fuel types (Leaded, Unleaded, Diesel, E85 & more
8. GlowShift Tinted 7 Color Analog Needle Wideband Air / Fuel Ratio AFR Gauge – Includes Oxygen Sensor, Data Logging Output & Weld-in Bung – Black Dial – Smoked Lens – 2-1/16″ 52mm -Industrial & Scientific
By GlowShift
- GlowShift Guarantee with One Year Limited Warranty & Free Lifetime Technical Support
- 7 Solid Color Modes & 2 Color Cycle Modes Allow You to Match Your Factory Dashboard Lights or Add a Custom Style to the Interior of Your Vehicle – Colors Include Blue, Red, Green, Teal, Purple, White & Yellow – Connecting the Dimmer Wire to the Headlight Switch Reduces Brightness of the Gauge by 30% When the Headlights are On
- GlowShift Tinted 7 Color Series Analog Wideband Air/Fuel Ratio Gauge is Essential for Tuning & Mapping Out the Air to Fuel Ratios of Your Performance Vehicle
- Includes 4.9 LSU Wideband Oxygen Sensor, Weld-In Bung, Control Box, 10′ Sensor Harness, 7′ Gauge to Control Box Harness, 5′ Power Harness, 3′ Data Logging Wire, Gauge Visor, Mounting Hardware & Installation Instructions
- Wideband Air/Fuel Ratio Readings from 10 to 20 AFR – 2-1/16″ (52mm) Gauge with Black Dial, Tinted Lens & Illuminated Red Needle
9. GlowShift Tinted 7 Color Narrowband Air/Fuel Ratio AFR Gauge – Lean, Optimal & Rich Readings – Black Dial – Smoked Lens – 2-1/16″ 52mm -Industrial & Scientific
By GlowShift
- GlowShift Tinted 7 Color Series Narrowband Air/Fuel Ratio Gauge Monitors & Displays Your Engine’s Air to Fuel Mixture by Reading the Voltage Output of a Narrowband Oxygen Sensor
- Narrowband Air/Fuel Ratio Readings from Lean, Optimal & Rich Mixtures – 2-1/16″ (52mm) Gauge with Black Dial, Tinted Lens & Illuminated Red Needle
- 7 Solid Color Modes & 2 Color Cycle Modes Allow You to Match Your Factory Dashboard Lights or Add a Custom Style to the Interior of Your Vehicle – Colors Include Blue, Red, Green, Teal, Purple, White & Yellow – Connecting the Dimmer Wire to the Headlight Switch Reduces Brightness of the Gauge by 30% When the Headlights are On
- GlowShift Guarantee with One Year Limited Warranty & Free Lifetime Technical Support
- Includes 2′ Power/Sensor Harness, Gauge Visor, Mounting Hardware & Installation Instructions
10. WATERWICH Air/Fuel Ratio AFR Gauge Kit 2inches 52mm 12V Universal for Car SUV Vehicle Automotive -Industrial & Scientific
By WATERWICH
- Displays Lean, Rich, and Optimal Air/Fuel Mixtures,All gauges are brand new, complete in box.
- 3.Easy installation:Our gauge includes electric wire with necessary mounting and installation hardware,no need other sensor, your existing oxygen sensor can fit it well.
- 5.DC8V and 18V compatible, Wide Compatibility: Universal for Car,SUV,Vehicle Automotive etc
- 1.Easily display at night:Our gauge is highly visible with a WHITE Light,easy viewing at all angles during any lighting conditions,2-1/16″ (52mm) Diameter with Black Dial, Illuminated Red Needle & black face gauge.
- 2.WATERWICH Air/Fuel Ratio Gauge Reads Vehicle’s Air to Fuel Mixture from 10 to 20 AFR – AFR Quality & Values | Rich: 18 ~ 20 AFR | Optimal: 12 ~ 18 AFR | Lean: 10 ~ 12 AFR.
- 4.Air/Fuel Ratio Gauge Monitoring car’s air/fuel ratio lean-optimal-rich(from 10.0 to 20.0),so you can change air to fuel ratio to maximized power and engine performance, reduced emissions, and higher fuel economy.
11. Innovate Motorsports DLG-1 Dual Lambda (AFR) Dual O2 Sensor Gauge Kit – 3891 -Automotive
- Please see description for detail info.
- Innovate Motorsports DLG-1 Dual Lambda (AFR) Dual O2 Sensor Gauge Kit – 3891
12. GlowShift Black 7 Color Dual Digital Wideband Air / Fuel Ratio AFR Gauge Kit – Includes Oxygen Sensors, Data Logging Output & Weld-in Bungs – Clear Lens – Multi-Color LED Display – 2-1/16″ 52mm -Industrial & Scientific
By GlowShift
- 7 Solid Color Modes & 2 Color Cycle Modes Allow You to Match Your Factory Dashboard Lights or Add a Custom Style to the Interior of Your Vehicle – Colors Include Blue, Red, Green, Teal, Purple, White & Yellow – Connecting the Dimmer Wire to the Headlight Switch Reduces Brightness of the Gauge by 30% When the Headlights are On
- GlowShift Guarantee with One Year Limited Warranty & Free Lifetime Technical Support
- Gasoline Wideband Air/Fuel Ratio Readings from 10.00 to 20.00 AFR – E85 Wideband Air/Fuel Ratio Readings from 6.00 to 12.00 AFR- 2-1/16″ (52mm) Gauge with Black Dial, Clear Lens & (2) 7 Color Digital Displays
- GlowShift Black 7 Color Series Dual Wideband Air/Fuel Ratio Gauge is Essential for Tuning & Mapping Out the Air to Fuel Ratios of the Left & Right Banks of Your Performance Vehicle’s Engine
- Includes (2) 4.9 LSU Wideband Oxygen Sensors, (2) Stainless Steel Weld-In Bungs, (2) Mild Steel Weld-In Bungs, (2) Control Boxes, (2) 10′ Sensor Harness, 7′ Gauge to Control Box & 5′ Power Harness Splitter, (2) 3′ Data Logging Wires, Gauge Visor, Mounting Hardware & Installation Instructions
13. GlowShift Tinted 7 Color Digital Wideband Air / Fuel Ratio AFR Gauge Kit – Includes Oxygen Sensor, Data Logging Output & Weld-in Bung – Smoked Lens – Multi-Color LED Display – 2-1/16″ 52mm -Industrial & Scientific
By GlowShift
- Includes 4.9 LSU Wideband Oxygen Sensor, Weld-In Bung, Control Box, 10′ Sensor Harness, 7′ Gauge to Control Box Harness, 5′ Power Harness, 3′ Data Logging Wire, Gauge Visor, Mounting Hardware & Installation Instructions
- GlowShift Tinted 7 Color Series Digital Wideband Air/Fuel Ratio Gauge is Essential for Tuning & Mapping Out the Air to Fuel Ratios of Your Gasoline or E85 FlexFuel Performance Vehicle
- 7 Solid Color Modes & 2 Color Cycle Modes Allow You to Match Your Factory Dashboard Lights or Add a Custom Style to the Interior of Your Vehicle – Colors Include Blue, Red, Green, Teal, Purple, White & Yellow – Connecting the Dimmer Wire to the Headlight Switch Reduces Brightness of the Gauge by 30% When the Headlights are On
- Gasoline Wideband Air/Fuel Ratio Readings from 10.00 to 20.00 AFR – E85 Wideband Air/Fuel Ratio Readings from 6.00 to 12.00 AFR- 2-1/16″ (52mm) Gauge with Black Dial, Tinted Lens & 7 Color Digital Display
- GlowShift Guarantee with One Year Limited Warranty & Free Lifetime Technical Support
14. GlowShift 10 Color Digital Dual Wideband Air/Fuel Ratio AFR Gauge – Includes Oxygen Sensors, Data Logging Output & Weld-in Bungs – 2 Multi-Color LED Displays – Tinted Lens – 2-1/16″ (52mm) -Industrial & Scientific
By GlowShift
- GlowShift 10 Color Digital Series Dual Wideband Air/Fuel Ratio Gauge is Essential for Tuning & Mapping Out the Air to Fuel Ratios of the Left & Right Banks of Your Performance Vehicle’s Engine
- Includes (2) 4.9 LSU Wideband Oxygen Sensors, (2) Stainless Steel Weld-In Bungs, (2) Mild Steel Weld-In Bungs, (2) Control Boxes, (2) 10′ Sensor Harness, (2) 7′ Gauge to Control Box Harness, (2) 3′ Data Logging Wires, 5′ Power Harness, Gauge Visor, Mounting Hardware & Installation Instructions
- Dual Wideband Air/Fuel Ratio Readings from 10.00 to 20.00 AFR – Set Each Display to its Own Color – 2-1/16″ (52mm) Gauge with 2 Digital Displays & Tinted Lens
- GlowShift Guarantee with One Year Limited Warranty & Free Lifetime Technical Support
- Quick-Glance & Easy to Read Digital Display – 10 Solid Color Modes & 2 Color Cycle Modes – Self-Calibration at Startup Ensures that the Gauge is Performing Optimally
15. GlowShift Elite 10 Color Wideband Air/Fuel Ratio AFR Gauge Kit – Includes Oxygen Sensor, Data Logging Output & Weld-in Bung – Black Dial – Tinted Lens – Peak Recall – 2-1/16″ 52mm -Gauge Sets
By GlowShift
- Includes 4.9 LSU Wideband Oxygen Sensor, Weld-In Bung, Control Box, 10′ Sensor Harness, 7′ Gauge to Control Box Harness, 5′ Power Harness, 3′ Data Logging Wire, Dashboard Pod, Gauge Visor, Mounting Hardware & Installation Instructions
- GlowShift Elite 10 Color Series Wideband Air/Fuel Ratio Gauge is Essential for Tuning & Mapping Out the Air to Fuel Ratios of Your Performance Vehicle
- GlowShift Guarantee with One Year Limited Warranty & Free Lifetime Technical Support
- Wideband Air/Fuel Ratio Readings from 10 to 20 AFR – 2-1/16″ (52mm) Gauge with Black Dial, Tinted Lens & Illuminated Red Needle
- 10 Solid Color Modes & 2 Color Cycle Modes – Peak Recall Ability – Programmable High & Low Warning Notifications with Audible or Visual Alerts – Ability to Daisy-Chain Multiple Gauges from 1 Power Source & Wire
16. AEM X-Series Wideband UEGO AFR Sensor Controller Gauge with OBDII Connectivity -Automotive
By AEM
- AEM X-Series Wideband UEGO AFR Sensor Controller Gauge with OBDII Connectivity
17. MaxTow Double Vision Wideband Air / Fuel Ratio AFR Gauge Kit – Includes Oxygen Sensor, Data Logging Output & Weld-in Bung – White Gauge Face – Blue LED Dial – Analog & Digital Readouts – 2-1/16″ 52mm -Industrial & Scientific
By MaxTow
- Includes 4.9 LSU Wideband Oxygen Sensor, Weld-In Bung, Control Box, 10′ Sensor Harness, 7′ Gauge to Control Box Harness, 5′ Power Harness, 3′ Data Logging Wire, Gauge Visor, Mounting Hardware & Installation Instructions
- Wideband Air/Fuel Ratio Readings from 10.0 to 20.0 AFR – 2-1/16″ (52mm) Gauge with White Dial, Clear Lens, Illuminated Red Needle & Digital Display
- MaxTow Guarantee with One Year Limited Warranty & Free Lifetime Technical Support
- Double Vision Display with Analog & Digital Readouts – Blue LED Backlighting – 3 Daytime & 3 Nighttime Dimming Modes
- MaxTow Wideband Air/Fuel Ratio Gauge is Essential for Tuning & Mapping Out the Air to Fuel Ratios of Your Diesel Truck
18. X AUTOHAUX 1 Set 2-1/16″ 52mm 7 Color LED Air Fuel Ratio AFR Gauge Black Dial Power Harness for Car -Automotive
By X AUTOHAUX
- Package Included:1 x Air Fuel Ratio Gauge, 1pcs Power Harness, 1 x Instruction Manual, Mounting Hardware.
- Air fuel ratio gauge is designed to measure and display the oxygen concentration of your car or truck’s exhaust gas.
- Display Feature: A pointer gauge with an red needle,7 color settings for easier night driving.
- High accuracy and easy operation.
- Convenient and quicker installation.
19. GlowShift Black 7 Color Analog Needle Wideband Air / Fuel Ratio AFR Gauge – Includes Oxygen Sensor, Data Logging Output & Weld-in Bung – Black Dial – Clear Lens – 2-1/16″ 52mm -Industrial & Scientific
By GlowShift
- 7 Solid Color Modes & 2 Color Cycle Modes Allow You to Match Your Factory Dashboard Lights or Add a Custom Style to the Interior of Your Vehicle – Colors Include Blue, Red, Green, Teal, Purple, White & Yellow – Connecting the Dimmer Wire to the Headlight Switch Reduces Brightness of the Gauge by 30% When the Headlights are On
- GlowShift Guarantee with One Year Limited Warranty & Free Lifetime Technical Support
- Includes 4.9 LSU Wideband Oxygen Sensor, Weld-In Bung, Control Box, 10′ Sensor Harness, 7′ Gauge to Control Box Harness, 5′ Power Harness, 3′ Data Logging Wire, Gauge Visor, Mounting Hardware & Installation Instructions
- Wideband Air/Fuel Ratio Readings from 10 to 20 AFR – 2-1/16″ (52mm) Gauge with Black Dial, Clear Lens & Illuminated Red Needle
- GlowShift Black 7 Color Series Analog Wideband Air/Fuel Ratio Gauge is Essential for Tuning & Mapping Out the Air to Fuel Ratios of Your Performance Vehicle
20. GlowShift White 7 Color Digital Wideband Air / Fuel Ratio AFR Gauge Kit – Includes Oxygen Sensor, Data Logging Output & Weld-in Bung – Multi-Color LED Display – Clear Lens – 2-1/16″ 52mm -Industrial & Scientific
By GlowShift
- GlowShift White 7 Color Series Digital Wideband Air/Fuel Ratio Gauge is Essential for Tuning & Mapping Out the Air to Fuel Ratios of Your Gasoline or E85 FlexFuel Performance Vehicle
- Gasoline Wideband Air/Fuel Ratio Readings from 10.00 to 20.00 AFR – E85 Wideband Air/Fuel Ratio Readings from 6.00 to 12.00 AFR- 2-1/16″ (52mm) Gauge with White Dial, Clear Lens & 7 Color Digital Display
- Includes 4.9 LSU Wideband Oxygen Sensor, Weld-In Bung, Control Box, 10′ Sensor Harness, 7′ Gauge to Control Box Harness, 5′ Power Harness, 3′ Data Logging Wire, Gauge Visor, Mounting Hardware & Installation Instructions
- GlowShift Guarantee with One Year Limited Warranty & Free Lifetime Technical Support
- 7 Solid Color Modes & 2 Color Cycle Modes Allow You to Match Your Factory Dashboard Lights or Add a Custom Style to the Interior of Your Vehicle – Colors Include Blue, Red, Green, Teal, Purple, White & Yellow – Connecting the Dimmer Wire to the Headlight Switch Reduces Brightness of the Gauge by 30% When the Headlights are On
21. GlowShift Tinted Series Wideband Air/Fuel Ratio AFR Gauge Kit – Includes Oxygen Sensor & Weld-in Bung – Blue Digital LED Display – Smoked Lens – 2-1/16″ 52mm -Industrial & Scientific
By GlowShift
- 2-1/16″ (52mm) Gauge with Black Dial, Tinted Lens & Red Illuminated Needle – White LED Backlighting
- Wideband Air/Fuel Ratio Readings from 10.0 to 20.0 AFR
- GlowShift Tinted Series Wideband Air/Fuel Ratio Gauge is Essential for Tuning & Mapping Out the Air to Fuel Ratios of Your Performance Vehicle
- Includes 4.9 LSU Wideband Oxygen Sensor, Weld-In Bung, Control Box, 10′ Sensor Harness, 7′ Gauge to Control Box Harness, 5′ Power Harness, Gauge Visor, Mounting Hardware & Installation Instructions
- GlowShift Guarantee with One Year Limited Warranty & Free Lifetime Technical Support
22. GlowShift 10 Color Digital Narrowband Air/Fuel Ratio Gauge – Multi-Color LED Display – Tinted Lens – 2-1/16″ (52mm) -Industrial & Scientific
By GlowShift
- Narrowband Air/Fuel Ratio Readings from 10.0 to 20.0 AFR – 2-1/16″ (52mm) Gauge with Digital Display & Tinted Lens
- Quick-Glance & Easy to Read Digital Display – 10 Solid Color Modes & 2 Color Cycle Modes – Self-Calibration at Startup Ensures that the Gauge is Performing Optimally
- GlowShift Guarantee with One Year Limited Warranty & Free Lifetime Technical Support
- GlowShift 10 Color Digital Series Narrowband Air/Fuel Ratio Gauge Monitors & Displays Your Engine’s Air to Fuel Mixture by Reading the Voltage Output of a Narrowband Oxygen Sensor
- Includes 2′ Power/Sensor Harness, Gauge Visor, Mounting Hardware & Installation Instructions
23. AEM Uego Gauge (30-4110NS) and Bosch Wideband Sensor (17025) Kit -Automotive
By AEM / Bosch
- 0-5V analog output 10-20 AFR range only
- No free air sensor calibration required ever
- Bosch 4.9 LSU wideband sensor and weld-in bung included PN 30-4110
- Interchangeable black and white faceplates included Compatible with customizing gauge appearance
- Interchangeable black and silver bezels included
24. Auto Meter 4379 Ultra-Lite Wide Band Air Fuel Ratio Kit,2.3125 in. -Automotive
By Auto Meter
- Gauge kit includes custom tuned .1 AFR Resolution Bosch LSU4.2 Sensor, 8ft
- Digital segment display and LED radial bar graph display
- wiring harness, 304 stainless steel weld-in bung, mounting hardware, and detailed instructions for installation
- Suitable for use with gasoline powered engines
- 12 and 16 volt compatible, compatible with nearly every street car or race car electrical system
- 0-4v data output feed for ECU, data acquisition unit, or Laptop tuning
25. Innovate Motorsports 3918 MTX Series MTX-L Plus Wideband Gauge, Black/White, 52mm -Automotive
- Bosch LSU 4.9 wideband O2 sensor
- Faster analog output speed helps ensure that your ECU sees changes in air/fuel ratio as they happen
- Enhanced heater control for superior sensor performance in forced induction and other high performance applications
- Datalog using powerful LogWorks software on your PC
- Innovate MTS serial in/out (for use with MTS enabled devices to add additional logging channels)
- Fit type: Universal Fit
- 52mm (2 1/6″) diameter gauge body with included interchangeable faceplates and bezels
- Faster sensor frequency for faster O2 sensor feedback
26. Auto Meter 3670 Sport-Comp II 2-1/16″ Wideband Air/Fuel Ratio Analog Gauge -Automotive
By Auto Meter
- Auto Meter’s race proven digital stepper motor electric instruments provide unmatched accuracy which is further increased by utilizing a self calibration sequence during power up
- wiring harness, 304 stainless steel weld-in bung, mounting hardware, and detailed instructions for installation
- Modern white LED through-the-dial lighting provides clear visibility during nighttime use
- Display range of 8:1 to 18:1
- Gauge kit includes custom tuned .1 AFR Resolution Bosch LSU4.2 Sensor, 8ft
- Suitable for use with gasoline powered engines
27. HOTSYSTEM Universal Electronic Air/Fuel Ratio Monitor Meter Gauge Blue Digital LED 2inches 52mm for Car Vehicle Automotive -Automotive
By HOTSYSTEM
- Display range:Digital type is from 20.0% to 10.0%;Analog LED type is from 20.0% to 10.0%;Both of digital type and analog LED type will show the maximum or the minimum,if the value out off the display range.
- Accuracy of analog LED type:Every 0.5%,using BAR type to light up.
- Warning(Red Light):At start, the voltage is lower than 11.0V,the value of AIR/FUEL is lower than 0.8 or higher than 10BAR(lower than 12 or higher than 120PSI).
- Easy installation:Our gauge includes electric wire with necessary mounting and installation hardware,no need other sensor, your existing oxygen sensor can fit it well.
- Direct analog:The digital has 20 LED pcs, 10.0%≤Air/Fuel ratio≤12.5%,the LED lights appear green among 6pcs; 13.0%≤ratio≤17.5%, the LED lights appear yellow among 10pcs;18.0%≤ratio≤19.5%, the LED lights appear red among 4pcs.
28. Innovate Motorsports 3795 DB BLUE Wideband Air/Fuel Gauge Kit includes LC-2 & Bosch LSU 4.9 -Automotive
- Ability to calibrate O² sensor for maximum accuracy
- Patented DirectDigital Wideband Technology
- Blackout appearance when unpowered
- Complete kit with weld on bung, programing cable, sensor cable, and manual
- Two configurable linear 0-5v analog outputs
29. AEM 52mm X-Series Gauge Kit Wideband Air/Fuel UEGO & Boost Pressure 35PSI 2.5Bar w/MAP Lanyard Black -Automotive
By AEM
- AEMs 30-0306 X-Series -30in/Hg~35PSI / -1~2.5BAR Digital Boost Display gauge combines incredible looks, increased readability and a multitude of new, easy-to-use features!
- 17 competitor wideband AFR controllers
- X-Series Wideband UEGO AFR Controller Gauge were fastest responding wideband air/fuel ratio controllers in an independent test vs
- The X-Series Wideband UEGO AFR Sensor Controller Gauge (PN 30-0300) measures 2 1/16th-inch (52mm) in diameter, and features a modern, visually striking faceplate and new seven-segment center display.
- Includes Bosch 4.9LSU wideband UEGO sensor
- Slim 0.825 overall gauge depth and 0.200 cup depth mount them virtually anywhere! Black faceplates and bezels included.
- This AEM 2 gauge kit is a popular combo for commonly used gauges and applications
- Our official MAPerformance lanyard included as a special bonus!
30. ESUPPORT Car 2″ 52mm Air Fuel Ratio Gauge -Automotive
By ESUPPORT
- Diameter: 2″/52mm.
- Red LED illuminated needles.
- LED super white display.
- Air/Fuel Ratio Gauge
- Power: DC(10-15V) 12V Professional.
31. AEM 2 Gauge Display Set UEGO WideBand Air/Fuel Ratio Gauge + Boost Pressure Gauge -30-35psi + MAPerformance Lanyard -Automotive
By AEM
- This gauge is easy to read, highly accurate, and controls its data by a digital LED display and LED needle that will change colors as the ratios change from rich to lean.
- Set Includes: AEM Wideband UEGO Air/Fuel Ratio Gauge 30-4110, AEM Boost Display Gauge (-30-35PSI) 30-4406, MAP Lanyard.
- All gauges are brand new, complete in box.
- 2 popular AEM gauges in a convenient combo set.
- Complete stand alone gauges.
32. Turbo Boost/Vacuum Gauge Kit 30 PSI Tinted 7 Color – Includes Mechanical Hose & T-Fitting – Black Dial – Smoked Lens – for Car & Truck – 55mm -Industrial & Scientific
By YONEDA
- 1 Year of Warranty and Lifetime Technical Support
- 55mm Diameter with Black Dial, Illuminated Red Needle & Low Profile Tinted Lens
- 7 Solid Color Modes & 2 Color Cycle Modes Allow You to Match Your Factory Dashboard Lights or Add a Custom Style to the Interior of Your Vehicle – Colors Include Blue, Red, Green, Teal, Purple, White & Yellow
- Mechanical Boost Gauge Includes Silicone Hose, T-Fitting, 2′ of Power Harness, Gauge Visor, Gauge Swivel Dashboard Pod, Bottom, Mounting Hardware, Installation Instruction
- Turbo Boost/Vacuum Gauge Kit Levels from 0 to 30 PSI & Vacuum Compression Levels from -30 to 0 INHG
33. ESUPPORT Car 2″ 52mm Single Hole Dash Gauge Pod Holder Black -Automotive
By ESUPPORT
- Please make sure the size of your gauge is fit with this item
- Suitable for replace 2″/52mm alll gauge Of auto truck boat motorcycle and other vehicles
- Easy to hold gauge firmly and fix on platform.
- Black Universal Single Dash Pod
- Made of high quality material, durable and practical.
34. GlowShift Tinted Series Narrowband Air/Fuel Ratio AFR Gauge – Lean, Optimal & Rich Readings – White LED Backlit – Smoked Lens – Smoked Lens – 2-1/16″ 52mm -Automotive
By GlowShift
- Narrowband Air/Fuel Ratio Readings from Lean, Optimal & Rich Mixtures
- GlowShift Tinted Series Narrowband Air/Fuel Ratio Gauge Monitors & Displays Your Engine’s Air to Fuel Mixture by Reading the Voltage Output of a Narrowband Oxygen Sensor
- Includes 2′ Power/Sensor Harness, Gauge Visor, Mounting Hardware & Installation Instructions
- 2-1/16″ (52mm) Gauge with Black Dial, Tinted Lens & Red Illuminated Needle – White LED Backlighting
- GlowShift Guarantee with One Year Limited Warranty & Free Lifetime Technical Support
35. AEM 2 Gauge Combo Set X-Series Wideband AFR & 15 PSI Boost/Fuel Pressure Gauge -Automotive
- 15 PSI Boost or Fuel Pressure Gauge
- 2-1/16th (52mm) gauge diameter for easy mounting in gauge pods
- Slim 0.825” overall gauge depth and 0.200” cup depth – mount them virtually anywhere!
- Display Gasoline values from 8.0:1 to 20.0:1 AFR
- Convenient combo kit with 2 popular gauges and MAPerformance lanyards!
36. GlowShift Elite 10 Color Narrowband Air/Fuel Ratio AFR Gauge – Lean, Optimal & Rich Readings – Black Dial – Tinted Lens – Peak Recall Function – 2-1/16″ 52mm -Automotive
By GlowShift
- Narrowband Air/Fuel Ratio Readings from Lean, Optimal & Rich Mixtures – 2-1/16″ (52mm) Gauge with Black Dial, Tinted Lens & Illuminated Red Needle
- 10 Solid Color Modes & 2 Color Cycle Modes – Peak Recall Ability – Programmable High & Low Warning Notifications with Audible or Visual Alerts – Ability to Daisy-Chain Multiple Gauges from 1 Power Source & Wire
- GlowShift Guarantee with One Year Limited Warranty & Free Lifetime Technical Support
- Includes 6′ Sensor Harness, 2′ Power Harness, 1′ Daisy-Chain Harness, Dashboard Pod, Gauge Visor, Mounting Hardware & Installation Instructions
- GlowShift Elite 10 Color Series Narrowband Air/Fuel Ratio Gauge Monitors & Displays Your Engine’s Air to Fuel Mixture by Reading the Voltage Output of a Narrowband Oxygen Sensor
37. Innovate Motorsports 3793 DB BLUE Wideband Gauge Only 0-5 volt Input Linear (2 1/16 52mm) -Automotive
- Package Weight: 0.6 pounds
- Package Dimensions: 7.366 H x 27.94 L x 19.05 W (centimetres)
- Country of Origin : United States
- Fit type: Universal
38. PLX Devices PLX DM-6 SM-AFR Gen 2 Combo Black Touchscreen Multi-Gauge and SM-AFR Wideband Oxygen Controller Combo Kit -Automotive
By PLX Devices
- Compatible with multiple fuels
- Soft start technology
- Plug and play controller and gauge combo
- Bosch LSU 4.2 sensor
- Multiple I/Os: 2 analog outputs, 1 digital input, 1 digital output
39. AEM 52mm Gauge Combo Air/Fuel Ratio Wideband UEGO & Oil Pressure 150psi & Boost 30-35 w/MAP Lanyard Black -Automotive
By AEM
- Our official MAPerformance lanyard included as a special bonus! Also includes interchangeable bezels & faceplates.
- AEMs legendary Digital Wideband O2 AFR UEGO Gauge is a wideband UEGO air/fuel ratio controller (AFR) and gauge in one.
- AEM’s Digital Boost Display Gauges combine unsurpassed accuracy, speed and control with an easy-to-read digital LED interface that displays boost in 1 PSI increments.
- Our AEM three gauge kit is a popular combo Compatible with commonly used gauges and application
- AEM Digital Oil Pressure Gauges combine unsurpassed accuracy, speed and control with an easy-to-read digital LED interface that displays oil pressure in 1 PSI increments.
- Standard 52mm (2-1/16) gauge housing
40. HICKS 17025 LSU 4.9 WideBand Oxygen Sensor PLX AEM 0258017025 30-4110 30-0300 30-0310 for Chevrolet Ford Hon da Toyoto 5 Wires X Series AFR Inline Controller UEGO Air and Fuel Ratio Gauge Kit Sensor -Industrial & Scientific
By HICKS
- REPLACES PART# Bosch 17025, 0258017025, 304110, 300300, 300310 which also is also compatible with AEM Wideband Controllers with part numbers 30-4110 Digital Wideband UEGO Gauge, 30-0300 – X Series Digital Wideband UEGO AFR Gauge, 30-0310 – X Series Inline Wideband UEGO AFR Controller.
- LIFETIME WARRANTY – This replacement Oxygen Sensor comes complete with a lifetime warranty
- REPLACEMENT LSU 4.9 OXYGEN SENSOR – Or Lambda Sensor measures the amount or proportion of oxygen mixed in the fuel of your vehicle which is essential in the proper operation of your catalytic converter.
- Save time and money and take advantage of our lifetime warranty.
- This replacement Air Fuel Ratio Lambda Sensor helps improve engine performance and fuel efficiency by reducing CO2 and other harmful emissions which extends the life of your Catalytic converter.
- OEM Part Number:0258017025, 17025, Bosch 17025
- If the part ever fails on your vehicle simply contact us for a replacement
41. Actron SP0F000037 Bosch Style Line 1-1/2″ Mini Triple Gauge Kit (Black Dial Face, Black Bezel) -Automotive
By Actron
- Only for 12 volt negative ground systems
- 1-1/2″ mini Triple Gauge Kit with black dial face and black bezel
- Includes 72″ high temperature nylon tubing with 1/8″ and 1/4″ NPT thread fittings
- Also includes mounting hardware and 12 volt internal lighting
- Mechanical Water/Oil Temperature, Electrical Voltmeter, and Mechanical Oil Pressure gauges
42. HOTSYSTEM Universal 2inches 52mm Single Hole Dash Dashboard Gauge Meter Mount Pod Holder Black Cover for Car Exhaust Gas Oil Water Temperature Temp Voltage Air/Fuel Ratio Turbo Boost Gauge -Automotive
By HOTSYSTEM
- Width:3.39″/86mm Height: 2.95″/75mm Hole Depth:2.56″/65mm-3.54″/90mm
- Package including:1 x Single Hole Gauge Mount Pod
- Mounted on any surface,gauge can be hold firmly.
- Material:Plastic
- Suitable for 2″/52mm exhaust gas temp gauge, turbo boost gauge, voltage gauge, tachometer gauge Air/Fuel Ratio gauge and so on.
43. Air Fuel Ratio Oxygen Sensor LSU 4.9 Replace for AFR O2 Sensor Bosch LSU 4.9 17025 0258017025 Compatible for AEM 30-4110 30-0300 30-0310 Wideband Kit X Series AFR Inline Controller -Industrial & Scientific
By OCESTORE
- Made of high-quality material For long-lasting durability.
- PerFormanceThe metal shroud doesnot look as shiny as other Oxygen Sensors
- The high temperature also mskes it stands wear and tear.
- Package Including(1 Pack)Premium Wideband A/F Oxygen (O2) Sensors are designed For use For aftermarket high perFormance wideband kits
- FunctionThis Air Ratio lambda sensor can improve engine efficiency perFormance and fuel economy reduce CO2 and other harmful emissions extend expensive Catalytic Converter life.
- And every single item is heated at 1562℉
- Because it is made of SUS310 high temperature resistant material
- OE Number0258017025 17025 Bosch 17025
44. GlowShift Tinted 7 Color 30 PSI Turbo Boost / Vacuum Gauge Kit – Includes Mechanical Hose & T-Fitting – Black Dial – Smoked Lens – For Car & Truck – 2-1/16″ 52mm -Automotive
By GlowShift
- Includes 6′ Silicone Hose, 1/8″ T-Fitting, 2 Hose Clamps, 2′ Power Wire, Gauge Visor, Mounting Hardware & Installation Instructions
- Boost Readings from 0 to 30 PSI & Vacuum Readings from -30 to 0 inHg – 2-1/16″ (52mm) Gauge with Black Dial, Tinted Lens & Illuminated Red Needle
- GlowShift Tinted 7 Color Series 30 PSI Boost/Vacuum Gauge is Designed to Monitor Boost Pressure & Vacuum Compression Levels of Your Car’s Turbo or Supercharged Engine
- 7 Solid Color Modes & 2 Color Cycle Modes Allow You to Match Your Factory Dashboard Lights or Add a Custom Style to the Interior of Your Vehicle – Colors Include Blue, Red, Green, Teal, Purple, White & Yellow – Connecting the Dimmer Wire to the Headlight Switch Reduces Brightness of the Gauge by 30% When the Headlights are On
- GlowShift Guarantee with One Year Limited Warranty & Free Lifetime Technical Support
45. Auto Meter 3379 Sport-Comp Wide Band Air Fuel Ratio Kit,2.3125 in. -Automotive
By Auto Meter
- 0-4v data output feed for ECU, data acquisition unit, or Laptop tuning
- 12 and 16 volt compatible, compatible with nearly every street car or race car electrical system
- wiring harness, 304 stainless steel weld-in bung, mounting hardware, and detailed instructions for installation
- Gauge kit includes custom tuned .1 AFR Resolution Bosch LSU4.2 Sensor, 8ft
- Digital segment display and LED radial bar graph display
- Suitable for use with gasoline powered engines
46. HOTSYSTEM 7 Color Pyrometer Exhaust Gas Temperature EGT Gauge Kit 300 to 1300 Celsius Pointer & LED Digital Readouts 2-1/16″ 52mm Black Dial for Car Truck(Celsius) -Industrial & Scientific
By HOTSYSTEM
- Display Feature: An pointer gauge with an illuminated red needle and blue LED display,7 Solid Color Settings for easier night driving.
- Exhaust gas temperature gauge monitoring car’s exhaust temperature from 300 to 1300 Celsius,avoiding overheating and other possible engine issues.
- Note: They are only accurate at sea level
- The Pyrometer Gauge features a Type K Thermocouple EGT Probe with 6.56ft of steel braided cable and 1/8-27 NPT thread that installs directly to the exhaust manifold using a Drill & Tap Kit.
- 2 1/16 Inches (52mm) black face gauge, One Year Limited Warranty.
- IF you have any product or installation issue,please contact us, we will offer a good solution within 24hours.
47. Equus 8366 2″ Air/Fuel Ratio Gauge, White with Aluminum Bezel -Automotive
By Equus
- Dual display offers independent or dual left/right bank vs
- Aluminum bezel is lightweight and optimizes appearance
- Connect to oxygen sensor and determine whether the engine is running rich or lean for maximum performance efficiency
- inline readings
- Color LEDs provide a quick visual display of air/fuel ratio
- Rear twist-on ring mount design makes mounting simple
48. MaxTow Double Vision Wideband Air / Fuel Ratio AFR Gauge Kit – Includes Oxygen Sensor, Data Logging Output & Weld-in Bung – Black Gauge Face – Blue LED Dial – Analog & Digital Readouts – 2-1/16″ 52mm -Industrial & Scientific
By MaxTow
- MaxTow Wideband Air/Fuel Ratio Gauge is Essential for Tuning & Mapping Out the Air to Fuel Ratios of Your Diesel Truck
- Wideband Air/Fuel Ratio Readings from 10.0 to 20.0 AFR – 2-1/16″ (52mm) Gauge with Black Dial, Clear Lens, Illuminated Red Needle & Digital Display
- Double Vision Display with Analog & Digital Readouts – Blue LED Backlighting – 3 Daytime & 3 Nighttime Dimming Modes
- MaxTow Guarantee with One Year Limited Warranty & Free Lifetime Technical Support
- Includes 4.9 LSU Wideband Oxygen Sensor, Weld-In Bung, Control Box, 10′ Sensor Harness, 7′ Gauge to Control Box Harness, 5′ Power Harness, 3′ Data Logging Wire, Gauge Visor, Mounting Hardware & Installation Instructions
49. AEM 30-0300-ACC X-Series Wideband UEGO AFR Gauge -Automotive
By AEM
- X-series
- Includes Silver Bezel & White AFR/Lambda Faceplate
- AEM30-0300-ACC
- 0.352 ounces
Afr gauge – 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 afr gauge 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 afr gauge, 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 afr gauge 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 afr gauge 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 afr gauge 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 afr gauge 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 afr gauge 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 afr gauge from a reputable brand would be warranty. Most of the afr gauge 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 afr gauge. Isn’t it great?
The Verdict
We hope that you loved the afr gauge 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,
- If you are looking for the best afr gauge: You shall consider going for AEM 52mm Gauge Combo Air/Fuel Ratio Wideband UEGO & Oil Pressure 150psi & Boost 30-35 w/MAP Lanyard Black
- If you want the one which has similar features to the best, then you shall consider going for Innovate Motorsports DLG-1 Dual Lambda (AFR) Dual O2 Sensor Gauge Kit – 3891
- If you want a afr gauge which is “value for money” then you shall go for the AEM (30-4110) UEGO Air/Fuel Ratio Gauge
- If you want the cheapest afr gauge then the ESUPPORT Car 2″ 52mm Single Hole Dash Gauge Pod Holder Black should be the best one for your needs!
