BMW F30 N20 Engine Oil Filter Housing with Integrated Oil Cooler - Used Original Parts

Diagnosis and Common Symptoms

From our workshop experience, the N20 oil filter housing assembly is a primary source of oil leaks at the front of the engine. The main gasket between the housing and the cylinder head becomes brittle from heat cycles, leading to significant oil loss. This oil frequently drips onto the serpentine belt, causing it to slip, squeal, and eventually shred, which can lead to a loss of power steering and charging.

Common symptoms include a visible oil leak on the right side of the engine block, a persistent burning oil smell from the engine bay, and recurring "Low Engine Oil" warnings on the iDrive screen. While this component will not trigger a specific fault code itself, a heavily oil-saturated serpentine belt can cause alternator damage, leading to charging system fault codes. In severe internal failures, oil may mix with coolant, creating a milky substance in the expansion tank.

Introduction

Restore your engine's integrity with a reliable, cost-effective solution. This is a Genuine BMW oil filter housing assembly, sourced from a fully operational vehicle and subjected to a rigorous inspection and testing process. Each unit is professionally cleaned and pressure-tested to ensure the housing and integrated oil cooler are free from cracks and leaks. Trust in a Genuine part to deliver the fitment and durability your BMW requires.

Product Details

• Brand: BMW

• Model Compatibility: BMW F30 (320i, 328i), F32 (428i), F10 (528i), F25 (X3 28i), E89 (Z4 28i) with N20 Engine

• Part Name: Engine Oil Filter Housing Assembly with Oil Cooler

• Condition: Genuine Used (Tested Working)

• Notes: Unit is pressure-tested. It is mandatory to replace the main profile gasket and the two oil cooler O-rings during installation to ensure a leak-free seal. We advise inspecting the serpentine belt for oil saturation and replacing if necessary.