BMW E46 3-Series Oxygen Sensor OEM (Pre Cat / Before Cat) 11781742050

Product Description

Pre catalytic oxygen sensor / O2 Sensor.Made By Bosch.

Part# 11 78 1 742 050

Buyers Note: Pre cat is before cat near the top of the manifold.

Cross References:

11-78-1-433-075 11 78 1 433 075 11781433075 11-78-1-742-049 11 78 1 742 049 11.78.1.742.049 11781742049 11781742050 11-78-1-742-050 11 78 1 742 050 13477 13 477 MHK000210