Cometic GM LML/LMM/LGH Duramax Bottom End Gasket Kit - PRO3012B

The Cometic GM LML/LMM/LGH Duramax Bottom End Gasket Kit - PRO3012B is a precision-engineered gasket kit.

This Cometic complete gasket kit delivers a comprehensive, precision-matched set of seals and gaskets engineered to OE or better specifications. Each component is manufactured from materials specifically chosen for their temperature range, chemical resistance, and compressibility — ensuring every sealing surface in your engine is properly protected during rebuild or performance upgrades.

• Part Number: PRO3012B

Verified fitment: Chevrolet Express 2500 (2011–2015); Chevrolet Express 3500 (2011–2015); Chevrolet Silverado 2500 (2011–2016); Chevrolet Silverado 3500 (2011–2016); GMC Savana 2500 (2011–2015); GMC Savana 3500 (2011–2015); GMC Sierra 2500 (2011–2016); GMC Sierra 3500 (2011–2016).