MAHLE 13-71-5-A1B-C51 Engine Air Filter OEM Replacement

The MAHLE 13-71-5-A1B-C51 is an OEM-grade engine air filter engineered as a direct replacement for select BMW models. MAHLE is a tier-one supplier to BMW, manufacturing filtration components to the same exacting factory specifications as the original equipment. This filter is included as part of the air cleaner assembly and is sold individually as a service replacement element.

Clean air intake is critical to engine performance. This filter is designed to trap contaminants before they can reach sensitive engine components, helping maintain optimal combustion efficiency and protecting against premature wear of valves, cylinder walls, piston rings, and bearings.

Key Features:

• OEM-Grade Filtration: Manufactured by MAHLE to BMW factory specifications for a precise fit and reliable performance
• High Particle Capture Efficiency: Filters dust, soot, and airborne contaminants from the intake air stream
• Long Service Life: High particle uptake capacity provides durable performance under demanding conditions including extreme heat, cold, and chemical exposure
• Direct Replacement: Drop-in fit; no modifications required for installation
• Engine Protection: Helps prevent contamination of mass airflow sensors and fuel injection systems
• OEM Part Number: 13-71-5-A1B-C51 (also referenced as 13715A1BC51)

Replace your engine air filter at manufacturer-recommended service intervals to maintain peak performance, fuel efficiency, and long-term engine health. This MAHLE filter is also commonly known as an engine air cleaner filter or intake air filter element.