Cummins Coolant Bypass Kit 06-07 Auto Trans with Stainless Steel Braided Line VGT Turbos With all new parts in Fuel Injector Lines 50-74004 No Turbo size:Billet S472/83/.90

With all new parts in them they are naturally more reliable and will have better longevity

Injector Nozzle Size: Stock/30 Percent Over

The Gator Fasteners Performance Head Studs are a Heavy Duty stud designed for stock to moderately built 6

7L Cummins is the coolant flow problem to the rear cylinders

Heavy Duty stud designed for stock to moderately built 6

Cummins Coolant Bypass Kit 06 07 Auto Trans with Stainless Steel Braided Line VGT Turbos With all new parts in Fuel Injector Lines 50 74004 No Turbo size:Billet S472 83 .90 With all new parts in them they are naturally more reliable and will have better longevity Injector Nozzle Size: Stock 30 Percent Over