ATS Twin Fueler kits are precisely engineered to ensure a perfect fit, consistent operation and reliable fuel delivery. When increased fueling demands are needed, ATS Twin Fueler’s deliver enough volume to support 1000+ horsepower. Each kit comes with all the necessary hardware for installation. This includes a rugged support bracket, powder coated and rust resistant hardware, stainless steel fuel lines, electronic controller and high pressure fittings. Unlike other kits which can have fitment issues, the ATS kit was designed around the goal of looking as good as it performs. No rubbing, splicing, welding or cutting is required during – or after – installation. ATS Twin Fueler kits come with a 3 year / 150,000 mile warranty. PartNumber : ats7018004362 Description : Twin Fueler Pump Kit; w/o Pump 2001-2004 Chevrolet Silverado 2500 HD Base V8.6599cc Fuel Delivery::Injection Pumps & Controllers 2001-2004 Chevrolet Silverado 2500 HD LS V8.6599cc Fuel Delivery::Injection Pumps & Controllers 2001-2004 Chevrolet Silverado 2500 HD LT V8.6599cc Fuel Delivery::Injection Pumps & Controllers 2004 Chevrolet Silverado 2500 HD WT V8.6599cc Fuel Delivery::Injection Pumps & Controllers 2001-2004 Chevrolet Silverado 3500 Base V8.6599cc Fuel Delivery::Injection Pumps & Controllers 2001-2004 Chevrolet Silverado 3500 LS V8.6599cc Fuel Delivery::Injection Pumps & Controllers 2001-2004 Chevrolet Silverado 3500 LT V8.6599cc Fuel Delivery::Injection Pumps & Controllers 2004 Chevrolet Silverado 3500 WT V8.6599cc Fuel Delivery::Injection Pumps & Controllers 2002-2004 GMC Sierra 2500 HD Base V8.6599cc Fuel Delivery::Injection Pumps & Controllers 2001-2002 GMC Sierra 2500 HD SL V8.6599cc Fuel Delivery::Injection Pumps & Controllers 2001-2004 GMC Sierra 2500 HD SLE V8.6599cc Fuel Delivery::Injection Pumps & Controllers 2001-2004 GMC Sierra 2500 HD SLT V8.6599cc Fuel Delivery::Injection Pumps & Controllers 2003-2004 GMC Sierra 2500 HD WT V8.6599cc Fuel Delivery::Injection Pumps & Controllers 2002-2004 GMC Sierra 3500 Base V8.6599cc Fuel Delivery::Injection Pumps & Controllers 2001-2002 GMC Sierra 3500 SL V8.6599cc Fuel Delivery::Injection Pumps & Controllers 2001-2004 GMC Sierra 3500 SLE V8.6599cc Fuel Delivery::Injection Pumps & Controllers 2001-2004 GMC Sierra 3500 SLT V8.6599cc Fuel Delivery::Injection Pumps & Controllers 2004 GMC Sierra 3500 WT V8.6599cc Fuel Delivery::Injection Pumps & Controllers