Wehrli · New
Wehrli 01-04 Chevrolet 6.6L LB7 Duramax Fuel Pressure Relief Valve Delete Kit
MPN WCF100023 · Store SKU wcfWCF100023
Supplier stock checked 11/7/2026, 1:45:46 PM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
Kit to remove the the High Pressure Fuel Relief Valve located on top of an LB7 intake runner to clear larger Y-bridges. Wehrli Custom Fab Fuel Pressure Relief Valve Delete Kit, for 2001-2004 Duramax LB7 Fuel Pressure Relief Valve Delete Kit, for 2001-2004 Duramax LB7
Manufacturer fitment & guides
Check WCF100023 against the manufacturer’s application information below.
A manufacturer application guide is not available for this listing. Request the exact application from JuiceBuilt before payment.
Part-specific notes
- Not CARB approved. Destination and intended-use restrictions must be checked before sale.
- California Proposition 65: Y