Wehrli · New
Wehrli 17-19 Chevrolet 6.6L L5P Duramax 4in Intake Resonator Pipe - Bengal Red
MPN WCF100709-BR · Store SKU wcfWCF100709-BR
Supplier stock checked 11/7/2026, 3:53:26 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
4" Intake Resonator Pipe for 2017-2019 L5P 6.6L Duramax equipped Chevrolet Silverado or GMC Sierra 2500 / 3500 HD truck equipped with an OEM or drop in factory style turbocharger. Dress up your engine bay and remove the plastic turbo resonator box. Reduces air restriction allowing more air flow to turbo. Removes silencers for more aggressive turbo and engine sound. Retains OEM air filter panel and filter box for ease of maintenance / serviceability. No tuning required, bolt on! Will fit on stock trucks with no other modifications necessary. Installs easily with basic hand tools. Replaces the following GM Part Numbers: 23458514, 84841225, 84262962 Wehrli Custom Fab Intake Resonator Pipe, 4in., 17-19 Duramax L5P OEM Air Box, Bengal Red Intake Resonator Pipe, 4in., 17-19 Duramax L5P OEM Air Box, Bengal Red
Manufacturer fitment & guides
Check WCF100709-BR against the manufacturer’s application information below.
Part-specific notes
- Not CARB approved. Destination and intended-use restrictions must be checked before sale.
- Emissions acknowledgement required before purchase.
- California Proposition 65: Y
