2015 GMC Sierra 3500 HD equipped with 6.0L V8 Gas OHV, 6.0L V8 Flex OHV, 6.0L V8 CNG OHV
1
Head Bolts Not Included Head Bolt Replacement Recommended Premium Valve Stem Seals Included PermaDry Molded Rubber Valve Cover Gasket(s) Included
2015 GMC Sierra 3500 HD equipped with 6.0L V8 Gas OHV, 6.0L V8 Flex OHV, 6.0L V8 CNG OHV
Head Bolts Not Included Head Bolt Replacement Recommended Premium Valve Stem Seals Included PermaDry Molded Rubber Valve Cover Gasket(s) Included
2015 GMC Sierra 3500 HD equipped with 6.6L V8 Diesel OHV Turbo
1
Head Gasket Not Included Head Bolts Not Included Head Bolt Replacement Recommended Premium Valve Stem Seals Included PermaDry Molded Rubber Valve Cover Gasket(s) Included RTV Sealant Included for Intake Manifold Gaskets
2015 GMC Sierra 3500 HD equipped with 6.6L V8 Diesel OHV Turbo
Head Gasket Not Included Head Bolts Not Included Head Bolt Replacement Recommended Premium Valve Stem Seals Included PermaDry Molded Rubber Valve Cover Gasket(s) Included RTV Sealant Included for Intake Manifold Gaskets