Product Description
Upgrade your 2004.5-2007 5.9L Cummins with the WEHRLI CUSTOM FAB WCF100486 S400 HIGH MOUNT 2ND GEN SWAP KIT, engineered for serious diesel performance builds and large frame turbochargers. This premium kit allows Cummins owners to convert their factory turbo setup to a traditional 2nd Gen style high-mount turbo configuration, providing superior airflow, easier turbo access, and the ability to run powerful S400 frame turbochargers.
Designed and fabricated by Wehrli Custom Fabrication, this kit includes precision-built components that relocate the turbo to the classic 2nd Gen Cummins position for improved exhaust flow and performance potential. The high-mount configuration greatly improves turbo response, simplifies turbo upgrades, and supports large horsepower builds commonly exceeding 700+ horsepower when paired with the correct turbo and fueling upgrades.
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Key Features
- Designed for large frame S400 turbochargers
- 2nd Gen style high-mount turbo placement
- Improved exhaust flow and turbo efficiency
- Heavy-duty fabricated turbo mounting system
- High-quality fabricated components for durability
- Designed for high horsepower Cummins builds
- Improved turbo accessibility for maintenance and upgrades
- Ideal for performance, towing, and competition builds
Fitment
- 2004.5 Dodge Ram 2500 5.9L Cummins
- 2004.5 Dodge Ram 3500 5.9L Cummins
- 2005 Dodge Ram 2500 5.9L Cummins
- 2005 Dodge Ram 3500 5.9L Cummins
- 2006 Dodge Ram 2500 5.9L Cummins
- 2006 Dodge Ram 3500 5.9L Cummins
- 2007 Dodge Ram 2500 5.9L Cummins
- 2007 Dodge Ram 3500 5.9L Cummins
Installation Note: This kit is designed to work with S400 frame turbochargers and requires proper fueling upgrades, tuning, and supporting modifications depending on the horsepower goals.
Frequently Asked Questions
Does this kit include the turbocharger?
No. The WCF100486 kit is designed to install an S400 turbocharger, which must be purchased separately.
What is a 2nd Gen turbo swap?
A 2nd Gen swap relocates the turbo to the traditional 1994-2002 Cummins turbo position above the exhaust manifold. This improves airflow, allows larger turbochargers, and simplifies turbo upgrades.
How much horsepower can this setup support?
With the right turbocharger and supporting fuel system upgrades, S400 based setups can support builds exceeding 700-1000 horsepower depending on configuration.
Is fabrication required for installation?
This kit is engineered for a bolt-on installation with the proper components, but professional installation is recommended for best results.
Is this kit emissions compliant?
This product is intended for off-road or competition use and may not comply with emissions regulations in certain states.
Specifications for WEHRLI CUSTOM FAB WCF100486
| Specification | Details |
|---|---|
| Brand | Wehrli Custom Fabrication |
| Part Number | WCF100486 |
| UPC | 808709419115 |
| GTIN | 00808709419115 |
| Shipping Weight | Approximately 55 lbs |
| Package Dimensions | 34 x 22 x 14 inches |
| Shipping Method | UPS / FedEx Ground |
| Prop 65 Warning | This product may contain chemicals known to the State of California to cause cancer or reproductive harm. For more information visit https://www.P65Warnings.ca.gov |
