1994-2018 Cummins 5.9L/6.7L Exhaust Manifold Stud Kit 7mm External Hex Head (FPE-34771)1994 2018 Cummins 5. 9L 6. 7L Exhaust Manifold Stud Kit 7mm External Hex Head (FPE 34771) Fleece Performance stainless steel exhaust manifold stud kit for Cummins. Our exhaust manifold studs are produced from aged 603 stainless steel and feature a 7 mm external hex head for easy installation. Impervious to rust and corrosion, these studs not only look good, but allow for higher clamping force and simplified manifold installation.

with substantial design upgrades

For everyone that’s not loaded to the GVWR daily

Magnetic drain plugs

5-2010 Duramax Dual Fueler Fuel Block (113063029)

We recommend the Fox 985-24-035

along with pins & clips for the engine builder's convenience

Safe on a stock truck

It eliminates potential low fuel rail pressure DTC codes P1093 or P0087 (low fuel rail pressure during power enrichment) that are caused by insufficient pressure relief valve (PRV) spring pressure

DLC-Coated Trunnion: Minimizes galling—an all-too-common issue with OEM trunnions—and lowers overall friction in the valvetrain

B6 4600 shock absorbers offer a significant improvement in ride quality

2007-2018 Cummins Mahle Set of 6 Pistons w/ Rings - Standard (224-3732WR)

67 LPM Nozzle Flow