Oil Filter Housing Check Valve – BMW M47 E39 / E46 | OEM 11422246992 | Reinforced UpgradeOil Filter Housing Check Valve BMW M47 Diesel E39 E46 OEM 11422246992 Reinforced Upgrade Fix Cold Start Oil Starvation on Your BMW M47 Diesel Reinforced Check Valve Upgrade. The original plastic check valve in the BMW M47 diesel engine oil filter housing fails to hold oil in the circuit after shutdown allowing oil to drain back to the sump. On cold starts, this causes momentary oil starvation, lifter rattle, and accelerated engine wear. This

11127799224 Ventilation Unit Repair Kit for BMW M57

Replacing the failed PCV membrane helps restore proper ventilation function

6 Series F12/F13 640i

B47D and B47F diesel engine applications using OEM reference 11128579962

Discovery 4 (L319)

Designed for BMW S55 twin-turbo engine conditions

Fusion with 1

X5 F15 (08/2012 - 10/2016)

Cost-effective alternative to replacing the complete unit

M6 F12/F13

Oil Cooler Gasket — Mazda 2

Replacing the failed diaphragm helps restore the function of the existing valve cover PCV system while avoiding replacement of the complete valve cover