# Wehrli 04.5-07 Dodge Ram Cummins 4in Down Pipe - w/High Mount S400 Turbo & 2nd Gen Manifold

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 4.6" diameter to mate with S400 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 4" V-band Clamp for turbo connection.

-   The lower v-band flange connects to the factory exhaust system v-band flange using the OEM v-band clamp (New replacement OEM V-Band Clamp sold separately).
-   The S400 version (WCF100262) is meant for use with the standard S400 flat exhaust housing flange, which measures 4.6" diameter. (4" v-band clamp included)
-   This down pipe comes black high-temperature ceramic coated and includes heat wrap with clamps and V-band Clamp for turbo housing connection.
-   Also compatible with 2003-2004 model year trucks which have updated their exhaust system front pipe to the 2004.5-2007 style part
-   4" Turbo Down Pipe for 2004.5-2007 5.9L Cummins with High Mount style turbo on 2nd Gen style exhaust manifold
-   Made in USA

This Part Fits:

Year

Make

Model

Submodel

2005-2007

Dodge

Ram 2500

Laramie

2004-2007

Dodge

Ram 2500

SLT

2006-2007

Dodge

Ram 2500

Sport

2004-2007

Dodge

Ram 2500

ST

2006-2007

Dodge

Ram 2500

TRX4

2004-2007

Dodge

Ram 3500

Laramie

2004-2007

Dodge

Ram 3500

SLT

2006-2007

Dodge

Ram 3500

Sport

2004-2007

Dodge

Ram 3500

ST

2007

Dodge

Ram 3500

TRX4

## Details

- **Price:** 504.69 CAD
- **Vendor:** Wehrli
- **Type:** Downpipes

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 504.69 CAD | In stock |

## Images

- Photo - Primary
- User 1
- Logo Image

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/wehrli-04-5-07-dodge-ram-cummins-4in-down-pipe-w-high-mount-s400-turbo-2nd-gen-manifold)
> Updated: 2026-07-03