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 Sensor Weld Bungs and Fittings
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|K&N Oxygen Sensor Blanking Plug|
Remove your O2 sensor when running leaded fuel to avoid damage to the sensor. Use this plug to fill the hole. Fits any standard 18x1.5mm O2 sensor bung.
|Stainless Plug for O2 Sensor, 18 x 1.5mm|
This special stainless-steel M18-1.5mm plug is designed to replace std sized oxygen sensors in situations where the oxygen sensor is not needed or will be damaged when using leaded fuel.
|Stainless Weld Bung for O2 Sensor, 18 x 1.5mm|
Add a new or replace a damaged oxygen sensor bung with this stainless steel weld-in bung with M18x1.5mm threads.