Fleece Performance · New
Fleece Performance 01-04 GM 2500/3500 Duramax LB7 Fuel Injection Line (3 & 6)
MPN FPE-FL-LB7-36 · Store SKU fpeFPE-FL-LB7-36
Supplier stock checked 11/7/2026, 12:35:17 PM UTC. Adding a part does not reserve it.
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Product details
Original LB7 Injection lines will corrode and break and are a leading cause of contamination when changing the injectors. If you are changing your injectors, have a line failure, or are looking to upgrade your stock lines, we've got you covered with our direct replacement LB7 injection lines! An upgrade to the factory lines on your 2001-2004 Duramax LB7, our Fleece Performance lines feature machined 4140 injector swivel nuts and are corrosion resistant. Features: Replaces GM Part#97188721 Corrosion resistant LB7 high pressure injection line (#3 and #6)
Manufacturer fitment & guides
Check FPE-FL-LB7-36 against the manufacturer’s application information below.
Part-specific notes
- California Proposition 65: Y