MMR Performance Gloss Black Billet Aluminium Oil Filter Housing/Cap for BMW N20 N52 N54 N55 S55 (Fits 1M, 335i, 435i, M2, M4) - Direct Replacement Upgrade - MMR03-0101-BL

Gloss Black CNC Alloy Oil Filter Cap for BMW N20, N52, N54, N55, S55 by MMR

Replace the brittle factory plastic cover with a robust CNC-machined aluminium cap and protect your engine’s lubrication system the smart way. This gloss black metal oil filter lid delivers a tighter seal, improved durability and an OEM-plus finish for BMWs running N20, N52, N54, N55 and S55 engines, including 1M, 335i, 435i, M2 and M4.

Part Number: MMR03-0101-BL

Why this upgrade stands out

• CNC billet alloy construction resists heat and pressure, helping to eliminate weeping and hairline cracks associated with the stock plastic cap
• Deep gloss black finish for a clean, factory-style appearance that lifts any engine bay
• Like-for-like swap using your standard cartridge and OE O-ring for a precise, secure fit
• Smoother servicing with a solid, confidence-inspiring cap you can torque correctly
• Ideal preventative maintenance for road, tuned and track-driven cars seeking long-term reliability
• Engineered by MMR for exact fitment on N20, N52, N54, N55 and S55 applications

Workshop proven

We’ve fitted this cap on our own builds and customer cars, and the feedback is consistently positive: stronger feel, clean sealing and a premium look. It’s the simple upgrade that solves a common annoyance and adds peace of mind at every oil change.

Compatibility

Engine families:

• BMW N20
• BMW N52
• BMW N54
• BMW N55
• BMW S55

Popular models include: BMW 1M, 335i, 435i, M2 and M4. Please confirm your engine code before ordering.

Fitting

Best carried out during an oil service. Remove the original plastic cover, transfer your factory rubber seal to the new cap, then refit and torque appropriately. Prefer professional installation? Book with MJ Modifications in Warwickshire. Request a fitting quote: info@mjmodifications.co.uk.

Made by

MMR

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