LB7 Duramax Injection Lines Complete Set 8 Fleece Performance GM Diesel Engines built on or after

Engines built on or after 09-22-2003

Extra capacity sump located at bottom for gears to pick up oil

Stabilizes Fuel – keeps fuel fresher and protects against formations of gums caused by oxidation

The connector is usually replaced at the same time as the injectors and is prone to increased resistance that can cause an injector DTC (P0201-P0208)

Replacement CP3 fuel return hose for the Fleece Performance LML CP3 Conversion Kits

LB7 Duramax Injection Lines Complete Set 8 Fleece Performance GM Diesel Engines built on or after2001 2004 LB7 Injection Lines complete set of 8 Over time LB7 Injection lines corrode and break, they are a leading cause of contamination when changing the Injectors. So if you are changing your injectors, or have a line failure we've got you covered with our all new Fleece Performance LB7 Injection Lines. Brand New No Core Charge Complete set of 8