Air/Fuel Ratio Gauges
Correct air / fuel mixture is critical to achieving maximum power, efficiency, and engine life. The color of your exhaust pipe can only tell you so much! Air / Fuel Ratio Gauges tell you exactly what is happening in your engine, as it happens.
 K&N Fuel/Air Ratio Monitors |  Wideband Air/Fuel Ratio Monitors |
 Oxygen Sensors |  Oxygen Sensor Weld Bungs and Fittings |
Related Product Categories |
Air & Fuel DeliveryDigital GaugesElectrical GaugesGauges Sorted by Function |
Recent Top Selling Products for this category | ||
Stainless Steel Sensor Plug & Weld Bung for O2 Sensor This stainless steel sensor plug and weld bung is welded into the exhaust pipe before the catalytic converter to hold an O2 sensor which measures the air/fuel ratio before the catalytic converter. | Wideband O2 Sensor Only (Bosch LSU 4.9), for AiM LCU-One This genuine Bosch wideband O2 (Lambda) sensor is the direct replacement for the sensor supplied with the AiM LCU-One Lambda Controller. | Wideband O2 Sensor Only (Bosch LSU 4.2) for Innovate This Bosch LSU 4.2 Wideband 02 Sensor acts as an on-off switch signaling a rich or lean mixture. Gives a more linear response, accurately measuring mixtures as rich as 9.0:1 and as lean as pure air. |