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MAHLE OE cast pistons for GM 6.6L Duramax diesel are supplied as ready-to-install piston sets with rings, pins, and clips included for engine builders. These OE-quality pistons feature compensated ring grooves and expansion-controlled designs to maintain proper ring loading and oil control, helping reduce engine noise and wear while matching original equipment fit and finish.
Mahle OE GM 6.6L Duramax R w/ PCR - STD DSL .010 Piston With Rings Set (Set of 4)
