M - 300TE Gen 4 Tuner Edition
WIDEBAND OXYGEN SENSOR CONTROLLER369.00
The M-300 Tuner Edition measures wideband air fuel ratio and comes with a Bosch LSU 4.2 wideband o2 sensor. It includes all the same features as the SM-AFR wideband controller (UEGO) with a built-in fuel select knob and 4 digit digital display. It's design for the tuner in mind and can be transported from vehicle to vehicle easily. The wideband controller (M-300TE) works with gasoline, biodiesel, ethanol, methanol, E85, LPG, and CNG.