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Cometic MLS head gasket for GM 6.6L Duramax (2001–2006) left side (.027" compressed thickness, 4.100" bore) is built from multiple embossed stainless-steel layers with Viton-coated outer faces to resist heat and corrosion. The multi-layer steel construction provides rebound and strength suitable for aluminum-to-iron and aluminum-to-aluminum mating surfaces, delivering reliable sealing performance without sealants.
Cometic GM 6.6L Duramax Diesel 01-06 4.100 inch Bore .027 inch MLS Left Head Gasket
