PCV Membrane – BMW M54 / M52TU | OEM 1161753142311617531423 PCV Membrane for BMW M54, M52TU This PCV membrane is designed for BMW M54 and M52TU engines using OEM reference 11617531423. It replaces the worn rubber diaphragm inside the crankcase ventilation valve and helps restore correct CCV PCV system operation. The membrane is intended for targeted repair of the existing crankcase ventilation valve. It is not a complete crankcase ventilation valve, complete oil separator, or full breather

A6510900037 (6510900037)

Is this a complete valve cover assembly or diaphragm only

Replaces the internal O-rings and seals that fail

Direct OEM replacement — restores a leak-free seal at the dipstick tube

2L | OEM 31319643 / LR023777

Check the complete vacuum system

PCV membrane

verifying your BMW engine type

Fix EPS Steering Noise and Poor Assist on Your VW

or Ford 1511222

This complete repair kit replaces the swirl flap linkages and wear components — restoring correct intake manifold operation without replacing the entire manifold

Cost-effective alternative to replacing the complete valve cover when only the PCV area has failed