OER Series Fuel Injector Line (Cylinders 4 and 5) 2001-2004 GM 6.6L Duramax LB7 XDP Xtreme Diesel Performance Fuel Delivery~Fuel Injectors - Diesel The XDP head studs are

The XDP head studs are constructed from high-quality 8740 Chrome Moly that also includes a proprietary element added for superior strength and durability

7L Powerstroke with the XDP X-TRA Cool Direct-Fit Replacement Main Radiator XD291

Compressor wheel references the size of wheel where the air comes in at

Fits 68RFE and Aisin AS69RC Transmissions

100 percent New Turbocharger

OER Series Fuel Injector Line (Cylinders 4 and 5) 2001-2004 GM 6.6L Duramax LB7 XDP Xtreme Diesel Performance Fuel Delivery~Fuel Injectors - Diesel The XDP head studs areThe XDP OER Series Fuel Injector Line (Cylinders 4 and 5) XD596 provide your 2001 2004 GM 6. 6L Duramax LB7 with high quality fuel lines. As time passes, factory injector lines can corrode and become a point of failure. Also, in order to avoid the risk of contamination, it is advisable to replace the fuel lines when replacing your fuel injectors. XDP high pressure fuel lines are OE style replacements that match the fit and function of your Duramax's