Kit to remove the the High Pressure Fuel Relief Valve located on top of an LB7 intake runner to clear larger Y-bridges. Fuel Pressure Relief Valve Delete Kit for 2001-2004 Duramax LB7 Features: Stainless Block off Plug 5/16" Fuel Line 5/16" Brass Tee Fitting...

Twin CP3 Pump Kit for the 2001-2004 LB7 allows you to mount a second high pressure CP3 pump (available separately) next to your AC Compressor to support larger injectors and higher horsepower. A second CP3 pumps adds volume to your high pressure fuel system...

Twin CP3 Pump Kit for the 2001-2004 LB7 allows you to mount a second high pressure CP3 pump (available separately) next to your AC Compressor to support larger injectors and higher horsepower. A second CP3 pumps adds volume to your high pressure fuel system...

Twin CP3 Pump Kit for the 2001-2004 LB7 allows you to mount a second high pressure CP3 pump (available separately) in the AC compressore mount location to support larger injectors and higher horsepower. A second CP3 pumps adds volume to your high pressure fuel...

Twin CP3 Pump Kit for the 2001-2004 LB7 allows you to mount a second high pressure CP3 pump (available separately) in the AC compressore mount location to support larger injectors and higher horsepower. A second CP3 pumps adds volume to your high pressure fuel...