BMW E46 M3 O2 Sensor Pre Cat Front of Manifold OEM 11781743994
Pre catalytic oxygen sensor. Made by Bosch. Part# 11 78 1 743 994 Buyers Note: Located in front of catalyst towards the front of the manifold. Cross References: 11781743994 11-78-1-743-994 11 78 1 743 994 0-258-003-751 13949
Pre catalytic oxygen sensor. Made by Bosch. Part# 11 78 1 743 994 Buyers Note: Located in front of catalyst towards the front of the manifold. Cross References: 11781743994 11-78-1-743-994 11 78 1 743 994 0-258-003-751 13949