Wehrli · New
Wehrli WCFab 20+ L5P Pass Side I/C Pipe Throttle Valve Flange O-Ring Seal
MPN WCF203-120 · Store SKU wcfWCF203-120
Supplier stock checked 11/7/2026, 6:00:02 AM 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
Replacement O-Ring for Duramax L5P Passenger Side Intercooler Pipe Throttle Valve Flange Connection. Used on the following WCFab Kits: 20-23 L5P Passenger Side Intercooler Pipe (WCF100381) Wehrli Custom Fab O-Ring Seal, WCFab 2020+ L5P PASSENGER SIDE INTERCOOLER PIPE THROTTLE VALVE FLANGE O-Ring Seal, WCFab 2020+ L5P PASSENGER SIDE IC PIPE THROTTLE VALVE FLANGE
Manufacturer fitment & guides
Check WCF203-120 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
- California Proposition 65: Y