2-1/2 (in) Inside Diameter & 2-17/32 (in) Inside Diameter Exhaust Pipe Packing Not Included. Head Bolts Not Included Head Bolt Replacement Recommended
1988 GMC P6000 equipped with 5.7L V8 Gas
2-1/2 (in) Inside Diameter & 2-17/32 (in) Inside Diameter Exhaust Pipe Packing Not Included. Head Bolts Not Included Head Bolt Replacement Recommended
Exhaust Pipe Flange Gasket Not Included Premium Valve Stem Seals Included PermaDry Molded Rubber Valve Cover Gasket(s) Included
1988 GMC P6000 equipped with 6.0L V8 Gas
Exhaust Pipe Flange Gasket Not Included Premium Valve Stem Seals Included PermaDry Molded Rubber Valve Cover Gasket(s) Included