MAHLE OE piston set for BMW 3.0L S50 B30 includes five pistons with rings engineered to OE specifications. These pistons feature compensated ring grooves for proper ring loading and oil control plus expansion-controlled designs for tight fitment clearances to reduce noise and wear. MAHLE pistons reflect OE-quality manufacturing and are produced by one of the world's largest OE piston suppliers.
Mahle OE BMW 3.0L (S50 B30) Piston With Rings Set (Set of 5)