Tuners & Chips

KOSO Mini 3 Air/Fuel Ratio Meter

$169.95

No longer available

Our supplier no longer carries any of these options, so we can't take orders for them.

Allows monitoring and adjusting air/fuel mixture for more power and peak performance. Specially designed to help tune carbureted or fuel-injected 4-stroke engines. Easy installation to 12V systems by connecting the sensor to the exhaust system. Includes gauge unit, sensor, bung and cap. NOTE: Does not include O2 sensor.