The MAHLE OE piston set for BMW 3.0L (M54 B25) includes six cast pistons with rings engineered to OE standards. MAHLE pistons feature compensated ring grooves for proper ring loading and oil control, expansion-controlled designs for small fitting clearances, and other OE-style details to reduce noise, wear and emissions while improving oil control. These pistons are supplied as an OE-quality replacement set for the specified BMW engine.
Mahle OE BMW 3.0L (M54 B25) Piston With Rings Set (Set of 6)