2003-2012 Cummins 4" Rear Axle U-Bolts w/ 6" Lift (CS-DUBK6-03-D)

9L Clean Custom Injector Set (DDP9498-SM)

because everybody has their own idea of style

AEM's Wideband Controllers with X-Digital technology reduce deadtime and can improve the performance of your vehicle through more accurate AFR tuning

SBF SHP Engine Block- 351 (31375235)

2017-2020 Duramax L5P 70 Degree Vented Turn Out Exhaust Tip (ST11070B)

and a much larger and stronger

Eliminate the weak link in your 6

The Steed Speed T4i Exhaust Manifold is the finest manifold on the planet for the 6

Utilizing 4

Replace your worn or damaged primary belt tensioner in your 08-10 6

2006-2007 Duramax LBZ Dynomite Diesel Brand New Injector 150% Over (DDPNLBZ-300)

with the exception of the cylinder head gaskets (sold separately)