Wehrli · New
Wehrli 20-26 GM Duramax L5P Upper Coolant Pipe - Semi-Gloss Black
MPN WCF100541-SGB · Store SKU wcfWCF100541-SGB
Supplier stock checked 11/7/2026, 5:03:58 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
Upper Coolant Pipe for 2020-2025 L5P 6.6L Duramax equipped Chevrolet Silverado or GMC Sierra 2500 / 3500 truck replaces the ugly OEM rubber upper radiator hose with a fabricated aluminum hard pipe powder coated in your color of choice!For use with OEM GM radiator. Aftermarket radiators may cause fitment issues. Wehrli Custom Fab Upper Coolant Pipe, for 2020-2025 Duramax L5P, Semi-Gloss Black Upper Coolant Pipe, for 2020-2025 Duramax L5P, Semi-Gloss Black
Manufacturer fitment & guides
Check WCF100541-SGB against the manufacturer’s application information below.
Part-specific notes
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