Valve Cover Diaphragm – BMW E65 745d M67N 4.4L V8 | OEM 11127792420 1112779242611127792420 11127792426 Valve Cover Diaphragm for BMW E65 745d M67N This valve cover diaphragm is designed for BMW E65 745d with the M67N 4. 4L V8 diesel engine using OEM references 11127792420 and 11127792426. It replaces the failed PCV membrane in the valve cover crankcase ventilation system. This product is the diaphragm only. It is not a complete valve cover assembly or full crankcase ventilation unit. OEM Reference Numbers Primary OEM valve cover

5 TSI VR6 | OEM 03H103515A / 03H103515

5D diesel engines causes oil seepage from the housing and crankcase pressure issues

BMW 1' E81 — 02/2006 - 12/2011

A failed EPB motor on the Mercedes W221 S-Class or W216 CL-Class causes the parking brake to stop engaging or releasing — accompanied by a warning light and fault codes

Confirm the original part reference number

and Fuel Leaks on Your Lexus or Toyota — Rebuild the Injectors

weak airflow from the ventilated seat system

53031249AA is a related OEM reference within the same oil separator membrane family as 057103495C

It helps the crankcase ventilation system regulate pressure inside the valve cover unit

11667558344

Also confirm that your vehicle uses a compatible Mercedes-Benz M276 engine and matching vacuum pump design

This product is an intake manifold actuator membrane