with 1 Stud Air Cleaner with External Exhaust Gas Recirculation (EGR) without Head Gaskets Premium Valve Stem Seals Included
1981 GMC C1500 equipped with 5.7L V8 Diesel OHV
with 1 Stud Air Cleaner with External Exhaust Gas Recirculation (EGR) without Head Gaskets Premium Valve Stem Seals Included
Exhaust Pipe Flange Gasket Not Included with 2 Stud Air Cleaner with Internal EGR without Head Gaskets Premium Valve Stem Seals Included
1981 GMC C1500 equipped with 5.7L V8 Diesel OHV
Exhaust Pipe Flange Gasket Not Included with 2 Stud Air Cleaner with Internal EGR without Head Gaskets Premium Valve Stem Seals Included