The aFe Pro GUARD D2 Oil Filter is a high-performance replacement filter designed for select BMW gas engines, including 3.0L turbocharged inline-six applications using the N54 and N55 engine platforms. Part number aFe44-LF029-MB provides a direct stock replacement for BMW oil filter cartridge part number 11427566327, helping simplify service and maintain dependable engine lubrication.
Each filter uses advanced synthetic media to support high filtration efficiency while minimizing flow restriction. The design is engineered to deliver the flow rates required by modern performance engines and is tested to ISO 4548-12 standards. This combination of filtration and oil flow helps capture contaminants that can contribute to engine wear while supporting consistent lubrication during everyday driving and demanding operating conditions.
This 4-pack is suited for scheduled maintenance and extended oil change intervals when used according to the vehicle manufacturer’s recommendations. The kit includes the required replacement O-rings for a convenient installation and a proper seal during filter service. Applications include select BMW 135i, 135is, 335i, and 535i models from the listed fitment range. Verify the vehicle, engine, and original filter part number before installation to ensure compatibility.
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