BMW e23 e24 e28 e32 e34 (82+) Power Steering Filter OEM e31 Power Steering Filter Brand NEW part with full 1 year warranty. BMW part# 32 41 1 128 167, note the mid-year splits. Genuine BMW part, recently made: not been lying around. PLEASE NOTE the mid-year split on PRODUCTION date. See Models Chart BELOW. Not sure about your car? email us your VIN to confirm.