BMW 325is Emission Control Sensors
The BMW 325is (1987–1995) relies on a network of emission control sensors to keep its engine management system running as designed. This page gathers oxygen sensors, mass air flow sensors, throttle position sensors, air/fuel ratio sensors, and ignition knock sensors all in one place. Pick your BMW 325is's year above to narrow the list to emission control sensors with confirmed fitment. Every part shown is checked against our vehicle data.
Representative Photo, actual item may vary
NGK 25565 NTK Oxygen Sensor O2 Sensor Direct Fit Upstream 4-Wire
Weapon-R 310-111-101 Secret Weapon MAF Adapter Kit Air Flow Sensor Flange
What's here for your BMW 325is
- Oxygen Sensors — rear and front positions, direct-fit and universal styles, including flange and gasket hardware
- Mass Air Flow Sensors — OE replacement units designed to slot into the existing airflow housing
- Throttle Position Sensors — direct-fit replacements for the 325is throttle body
- Air / Fuel Ratio Sensors — a subset of the oxygen sensor family tuned for precise mixture feedback
- Ignition Knock (Detonation) Sensors — threaded sensors that monitor combustion knock events
The widest selection here comes from DENSO, Walker Products, Delphi, and Bosch, covering the range of positions and connection styles found on the 1987–1995 BMW 325is. Other categories BMW 325is owners shop for: BMW 325is Engine Block Parts, BMW 325is Brake Pads and Shoes and BMW 325is Springs and Suspension Parts, or browse all BMW 325is parts and accessories.