AEM Bosch LSU 4.9 UEGO Replacement Sensor - 30-2004 fits_1988-1993`BMW`3 Series High quality OE style band

High quality OE style band clamps are used for a com plete 360 deg

To add even more reliability this kit includes Mishimoto Constant-Tension T-bolt Clamps for accurate and consistent holding power

This system utilizes factory mounts for a quick and simple install

Transform your G20/G21 3-Series into a head-turner with this striking upgrade available now at AutoTecknic USA where precision meets passion

AEM Bosch LSU 4.9 UEGO Replacement Sensor - 30-2004 fits_1988-1993`BMW`3 Series High quality OE style bandAEM's Bosch 4. 9LSU Wideband UEGO O2 replacement sensor kit includes only the sensor (with attached cable and male connector) and is intended to replace an existing mounted wideband sensor used with AEM wideband air fuel UEGO controllers. These sensors have a laser etched, calibrated resistor in the sensor's connector body. This resistor is specifically created for the exact sensor that it is attached to. Modifying this will invalidate the sensor's