As good as the 5.9-liter Cummins engine is, it could do with the nicer variable geometry turbo from the newer 6.7-liter. Is ...

AFA’s Head Gasket Set for Cummins’ ISX/QSX Series SOHC engines contains all the gaskets needed to replace the cylinder head. The set includes AFA’s multilayer steel core-designed graphite ...

AFA’s three camshaft bearing and gasket installation kits for Cummins’ ISX/QSX engines are designed to help simplify installation. Each kit contains camshaft seals manufactured in one of the ...