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The MAHLE plain top piston ring set for GMC trucks with the 6.6L (403 CID) Duramax turbo diesel (2011+ LGH/LML) is an OE-driven ring design that reduces friction and ring mass while minimizing engine oil consumption. MAHLE piston rings emphasize latest piston ring technology to extend service life and meet original equipment requirements for diesel rebuilds.
Mahle Rings GMC Trk 6.6L 403 CID Duramax Turbo Diesel 2011+ LGH / LML GNS Top Plain Ring Set
