Wehrli · New
Wehrli 04.5-07 Dodge Ram Cummins 4in Down Pipe - w/High Mount S300 Turbo & 2nd Gen Manifold
MPN WCF100281 · Store SKU wcfWCF100281
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
WCFab 4" Turbo Down Pipe for 2004.5-2007 5.9L Cummins with High Mount style turbo on 2nd Gen style exhaust manifold allows for a quick and simple down pipe install. No cutting of your exhaust system required! This down pipe connects to the v-band flange on the exhaust pipe just as your factory turbo/cast elbow did. The upper flange measures 4" diameter to mate with S300 exhaust housing. The lower flange connects to the factory exhaust system v-band flange using the OEM v-band clamp. This down pipe is high-temperature ceramic coated and includes heat wrap with clamps and a 3.5" V-band Clamp for turbo connection. Wehrli Custom Fab Down Pipe, 4in., 04.5-07 Cummins w High Mnt S300 Turbo & 2nd Gen Manifold Down Pipe, 4in., 04.5-07 Cummins w High Mnt S300 Turbo & 2nd Gen Manifold
Manufacturer fitment & guides
Check WCF100281 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.
- Emissions acknowledgement required before purchase.
- California Proposition 65: Y
