Best Air Fuel Ratio Gauge - April 2024

AEM (30-4110) UEGO Air/Fuel Ratio Gauge

Our World-famous Wideband O2 air/fuel ratio UEGO gauge features a digital LED display and sweeping LED 'needle' that changes colors as AFR changes from rich to lean. A 52mm (2-1/16") gauge housing ensures that it will fit in most gauge pods and can be remotely mounted virtually anywhere. All AEM digital gauges feature a 0-5V analog output for use with data loggers and almost any engine management system. Each gauge comes with black and silver bezels and black and white faceplates for multiple color combinations and a custom look (a black Lambda faceplate and black and white Air/Fuel Ratio face... [Read More]

• ASIN: B00N3VGPYS
• UPC: 640206582889
• ASIN: B00N3VGPYS
• Brand: AEM
• Size: 52mm (2-1/16")
• Manufacturer: AEM

Innovate Motorsports (3882 SCG-1 Solenoid Boost Controller and Air/Fuel Ratio Gauge Kit

The Innovate Motorsports SCG-1 is a revolutionary approach to boost control that integrates an advanced standalone boost controller with Innovate's industry leading Direct Digital wideband air fuel ratio technology. When we decided to build a boost controller, we knew we had to offer more capabilities than other products available today, while still maintaining the user friendly functionality demanded by our customers. Instead of repackaging the same boost control technology that has been used for decades, we choose to pair our advanced O sensor control technology with our all-new, proprietary... [Read More]

• ASIN: B00LBJAZLI
• UPC: 797706871385
• ASIN: B00LBJAZLI
• Brand: Innovate Motorsports
• Manufacturer: Innovate Motorsports

HOTSYSTEM Universal Electronic Air/Fuel Ratio Monitor Meter Gauge Blue Digital LED 2inches 52mm for Car Vehicle Automotive

HOTSYSTEM 52mm Digital LED Water Temp Gauge Features: 1.Fitment: Fit most of gasoline vehicle Fit 2" or 52mm Diameter Gauge Pods holder 2.Color: Smoked Tint lens when "off",Color LED Display when "on" 3.Scanning: (red-yellow-green-yellow-red) 4.The gauge will both show the digital and analog LED. 5.Electrics voltage display & warning function. Specifications: 100 % Brand new in box Input Voltage: 0~1 V Display Range:20.0%~10.0% Digital Accurately: Every 0.5% 2 1/16th inch gauge or 52 mm diameter Accurately of analog led type:Every 0.5%?using bar type to light up. Direct analog 19.5~18% 17.5~13... [Read More]

• ASIN: B009AOIGPI
• UPC: 639713222593
• ASIN: B009AOIGPI
• Brand: HOTSYSTEM
• Manufacturer: HOTSYSTEM

AEM 30-0300 X-Series Wideband UEGO AFR Sensor Controller Gauge

AEM's X-Series Wideband UEGO Air/Fuel Ratio Sensor Controller Gauges are built upon unique, patent-pending X-Digital technology that makes them the fastest responding wideband air/fuel ratio controllers in independent testing against 17 other wideband UEGO air/fuel controllers.

• ASIN: B0184TSI84
• UPC: 840879024437
• ASIN: B0184TSI84
• Brand: AEM
• Size: 52MM / 30-4100
• Manufacturer: AEM

PLX Devices DM-6 SM-AFR Gen4 Gauge Combo UEGO AFR Air/fuel Ratio Bosch LSU 4.9 Wideband Oxygen Sensor Controller with 2 1/16" (52mm) OLED touch screen multi gauge.

We're proud to introduce our next generation wideband oxygen sensor controller with intelligent health monitoring technology and current for improved sensor performance. Our new Gen4 Wideband AFR Gauge Combo utilizes the next generation in Bosch Wideband Air/Fuel Ratio sensor technology. The Gen4 is faster, more accurate, more durable, and uses less power than the Gen3. The Gen4 also employs the innovative PLX Devices new intelligent health monitoring technology where the oxygen sensor is meticulously monitored every 2mS (488 times per second) to obtain peak performance, accuracy and reaction ... [Read More]

• ASIN: B00U1J1MCK
• UPC: 897346002795
• ASIN: B00U1J1MCK
• Brand: PLX Devices
• Manufacturer: PLX Devices Inc. (USA)

Equus 8366 2" Air/Fuel Ratio Gauge, White with Aluminum Bezel

This air/ fuel gauge features a dual display that offers independent or dual left/right bank vs. inline readings. It includes electrical connectors for installation on most vehicles – foreign and domestic

• ASIN: B000EVU9RY
• UPC: 047923083666
• ASIN: B000EVU9RY
• Brand: Equus
• Manufacturer: INNOVA

GlowShift Tinted 7 Series Digital Wideband Air/Fuel Ratio AFR Gauge Kit - Includes Oxygen Sensor, Data Logging Output & Weld-in Bung - Smoked Lens - Blue LED Display - 2-1/16" 52mm

Overview GlowShift's Tinted 7 Color Series Wideband Air/Fuel Ratio Gauge is essential when tuning any performance vehicle. Installing this gauge allows you to closely monitor and tune your vehicle's air to fuel ratio, giving you multiple benefits that include reduced emissions, higher fuel economy, and maximized power and engine performance by allowing you to carefully map out your vehicle's air to fuel ratios throughout the range of RPM and manifold pressure which results in maximized power output. Gauge Features GlowShift's Wideband Air to Fuel Ratio Gauge features an easy to read blue d... [Read More]

• ASIN: B007GE8I7K
• UPC: 842559102329
• ASIN: B007GE8I7K
• Brand: GlowShift
• Manufacturer: GlowShift Gauges

SINOVCLE Car Gauge 2" Air/Fuel Ratio Meter AFR (Blue LED Digital Display)

Description: 1. Model type: Air/Fuel Ratio gauge 2. Diamaeter: 2" (52mm) 3. Blue LED digital display 4. Black bezel 5. For 4/6/8 Cylinder Gasoline Cars 6. Digital accurate: 0.1 7. Voltage: 12V 8. Easy to install 9. Brand new Package Includes: 1 x 2" Air/Fuel Ratio Gauge 1 x Installation Instruction

• ASIN: B071H8SRDD
• UPC: 614961521612
• ASIN: B071H8SRDD
• Brand: SINOVCLE
• Manufacturer: DO

ESUPPORT Car 2" 52mm Air Fuel Ratio Gauge

1.Smoke tint lens during the day,Clear and bright LED Display during the night. 2.Add a racing look and feel to your ride,High quality and light weight. 3.Condition:100% New in Box & Good Quality. 4.Power:DC(10-15V) 12V Professional. 5.Red LED illuminated needles. 6.LED super white display. 7.Diameter:2"/52mm. 8.Note:Easy Installation With Users Manual In English,Professional installation is Highly Recommended. How to installation: 1.Gauge May Be Mounted In 2"/52mm Dia holes Or In Auto Gauge Custom Mounted Panels .Secure Gauge With Mounting Clamps Supplied. 2.Drill 3/8" Dia .Holes And Insta... [Read More]

• ASIN: B00SMJ0BTQ
• UPC: 711041557858
• ASIN: B00SMJ0BTQ
• Brand: ESUPPORT
• Manufacturer: ESUPPORT

Innovate Motorsports 3893 PSN-1 PowerSafe Nitrous Bottle Pressure/Wideband Oxygen Gauge Kit

The PowerSafe gauges combine our patented Direct Digital O2 sensor control technology with application specific sensors, an OLED display, and a smart safety override circuit for your high performance vehicle. Our PowerSafe technology can disable your factory or aftermarket boost control solenoid forcing the system to spring pressure. In nitrous applications, our PowerSafe technology will disable your nitrous solenoid to keep your engine safe. The PowerSafe gauges offer the looks, safety and performance enthusiast's demand! Kit includes the PSN-1 gauge, 1500 PSI (103.42 BAR) pressure sensor, LS... [Read More]

• ASIN: B013UG0F2S
• UPC: 856428038930
• ASIN: B013UG0F2S
• Brand: Innovate Motorsports
• Manufacturer: Innovate Motorsports

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

GlowShift's Elite 10 Color Series Wideband Air/Fuel Ratio Gauge is an ultra-high performance gauge that monitors your vehicle's air/fuel ratio from 10.0 to 20.0, as well as allowing you to tune your vehicle's air to fuel ratio, resulting in multiple benefits. These benefits include maximized power and engine performance, reduced emissions, and higher fuel economy by allowing you to carefully map out your vehicle's air to fuel ratios throughout the range of RPM and manifold pressure. This Elite 10 Color Series Wideband Air/Fuel Ratio Gauge includes a Bosch LSU 4.9 wideband oxygen sensor, unli... [Read More]

• ASIN: B001QVESZ0
• UPC: 842559101643
• ASIN: B001QVESZ0
• Brand: GlowShift
• Manufacturer: GlowShift Gauges

Innovate Motorsports (3796) DB RED Wideband Air/Fuel Gauge Kit includes LC-2 & Bosch LSU 4.9

The Innovate Motorsports DB RED gauges are 52mm (2 1/16 inch) air fuel gauges. Each gauge features a bright LED. Each kit includes the gauge, an LC-1 wideband controller, oxygen sensor and bung/plug, and the award-winning LogWorks engine-tuning software.

• ASIN: B001QFH2S6
• UPC: 797706855637
• ASIN: B001QFH2S6
• Brand: Innovate Motorsports
• Manufacturer: Innovative Motorsports

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)

GlowShift's 10 Color Digital Series Wideband Air/Fuel Gauge reads and displays your vehicle's air to fuel ratio from 10.00 to 20.00 AFR down to one decimal place. These extremely accurate readings are obtained by the included wideband oxygen sensor that installs to the vehicle's exhaust using the included weld-in bung. This wideband air/fuel gauge utilizes a 12 volt wideband controller that features a 0 to 5 volt digital output, allowing you to connect it to virtually any data logging or engine management system. This wideband air/fuel ratio gauge includes everything mentioned above as well as... [Read More]

• ASIN: B01LX3E4PS
• UPC: 842559100035
• ASIN: B01LX3E4PS
• Brand: GlowShift
• Manufacturer: GlowShift Gauges

Innovate Motorsports 3918 MTX-L Plus

The New MTX-L PLUS wideband gauge features our patented Direct Digital technology and all-new Advanced Sensor Control which receives feedback from the sensor more frequently and optimizes heater control. The combination of these technologies makes the MTX-L Plus our fastest, most durable and accurate air/fuel ratio gauge ever.

• ASIN: B071RSKR4Z
• UPC: 856428039180
• ASIN: B071RSKR4Z
• Brand: Innovate Motorsports
• Size: 52mm
• Manufacturer: Innovate Motorsports

GlowShift 10 Color Digital Narrowband Air/Fuel Ratio Gauge - Multi-Color LED Display - Tinted Lens - 2-1/16" (52mm)

GlowShift's 10 Color Digital Series Narrowband Air/Fuel Gauge is electronically driven and reads your vehicle's air/fuel mixture from 10.0 to 20.0 AFR to help determine if you are running a lean, optimal or rich mixture. An Air/Fuel Ratio gauge is important for any vehicle because it monitors and displays the air/fuel mixture, which could result in reduced emissions and better fuel economy with optimal readings. This air to fuel ratio gauge includes a 2' power harness that simply installs into the factory narrowband sensor, gauge visor and mounting hardware for a complete installation. Each 2... [Read More]

• ASIN: B01LXF8BVF
• UPC: 842559100028
• ASIN: B01LXF8BVF
• Brand: GlowShift
• Manufacturer: GlowShift Gauges

AEM Electronics X Series Wideband UEGO Air/Fuel Ratio Sensor Controller Gauge

The tortoise may have beat the hare, but when it comes to cars, faster is better. Tune your car faster with the X-Series Wideband UEGO AFR Gauge from AEM Electronics.The X-Series Wideband UEGO AFR Gauge

• UPC: 126946607
• Model: 30-0300
• Color: Black
• Size: 2.0625 inches

GlowShift Black Elite 10 Color Narrowband Air / Fuel Ratio Gauge

2 1/16 Inch Black Face Gauge with a Magnified Tinted LensGauge Depth Measures 7/8 of an InchDisplays Lean, Rich, and Optimal Air/Fuel Mixtures Peak Recall AbilityAudible/Visual Programmable High and Low Warnings10 Color LED Through Dial

• UPC: 584459450

Innovate Motorsports 3891 DLG 1 Dual Lambda Air Fuel Ratio Wideband Gauge Kit

Sometimes you want to check 2 parts of your car at once. The Innovate Motorsports 3891 DLG-1 Dual Lambda Air/Fuel Ratio Gauge lets you monitor both your left and right exhaust banks not just at

• UPC: 158004164
• Model: 3891
• Color: Black/WhiteBlack
• Size: 2.0625 inches

GlowShift 10 Color Digital Dual Wideband Air/Fuel Ratio Gauge

Monitor the Left & Right Banks of Your EngineGlowShift’s 10 Color Digital Dual Wideband Air/Fuel Ratio Gauge allows you to closely monitor and fine tune the left and right banks of your engine from a

• UPC: 675740521

Replacement LSU 4.9 Lambda Wide Band O2 Oxygen Sensor - Replaces# 17025, 0258017025 - Fits AEM 30-4110, 30-0300, 30-0310 - X Series AFR Inline Controller - UEGO Air & Fuel Ratio Wideband 02 Gauge Kit

This replacement Oxygen 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. The vehicle then determines

• UPC: 333815323

AutoMeter 5970 ES Wideband Air Fuel Ratio Gauge

ES Wideband Air Fuel Ratio Gauge; 2-1/16 in.; Black Dial Face; Fluorescent Red Pointer; Red LED Lighting; Electric Digital Stepper Motor; 8:1-18:1

• UPC: 188133163
• Model: 5970
• Color: White

Prosport Universal 52mm Premium Evo Electrical Wideband A/F Air Fuel Ratio Gauge

This one gauge will display Red, Blue, Green and White.7 stages of dimming for both day and night veiwing Includes 0-5 volt output signal for data-logging Utilizing the latest Bosch wideband O2 sensor -5 wire heated LSU

• UPC: 973695830

AutoMeter 2675 Z-Series Electric Air Fuel Ratio Gauge

Air/Fuel Ratio Gauge - Z-Series - Electric Air Fuel Ratio Gauge - Z-Series - Electric Air Fuel Ratio Gauge - 2 1/16 in. - Will Work With Most Factory Narrow Band O2 Sensors - May

• UPC: 124038051
• Model: 2675
• Color: Multicolor

GlowShift White Elite 10 Color Narrowband Air / Fuel Ratio Gauge

2 1/16 Inch White Face Gauge with a Magnified Clear LensGauge Depth Measures 7/8 of an InchDisplays Lean, Rich, and Optimal Air/Fuel Mixtures Peak Recall AbilityAudible/Visual Programmable High and Low Warnings10 Color LED Through Dial

• UPC: 248223185
• Color: White

GlowShift White 7 Color Narrowband Air / Fuel Ratio Gauge

2 1/16 Inch (52mm) White Face Gauge with a Magnified LensGauge Depth Measures 1 5/16 InchesDisplays Lean, Rich, and Optimal Air/Fuel Mixtures Color Coded Wire Harness Connects to Your Vehicles Narrowband o2 Sensor7 Color LED

• UPC: 901615036

30-4110 Wideband O2 UEGO Controller Air Fuel Ratio Gauge Kit BEST

• UPC: 324085779704
• Category: Other
• Price: 159 USD