Product Description
The WEHRLI CUSTOM FAB WCF100379 OIL LINE KIT FOR S400 TWIN / COMP TURBO LML DURAMAX is engineered to provide reliable oil supply and drainage for high-performance compound or twin turbo Duramax setups. Designed specifically for the 2011-2016 LML Duramax, this kit includes premium braided stainless oil lines and precision fittings required to properly feed and return oil for large frame S400 turbochargers used in compound or competition turbo systems.
When upgrading to a compound turbo system, proper lubrication becomes critical for turbocharger reliability. Wehrli Custom Fabrication designed this kit using high-quality braided hose assemblies and durable fittings to withstand extreme heat, pressure, and vibration common in high horsepower diesel builds. This ensures consistent oil delivery while maintaining long-term durability in demanding towing, street performance, and competition applications.
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Key Features
- Designed for S400 twin or compound turbo setups
- High-temperature braided stainless steel oil feed and return lines
- Precision CNC fittings for leak-free connections
- Built specifically for 2011-2016 LML Duramax engines
- Supports high horsepower compound turbo builds
- Durable design for high heat and high pressure turbo systems
Fitment
- 2011 Chevrolet Silverado 2500HD / 3500HD 6.6L Duramax LML
- 2012 Chevrolet Silverado 2500HD / 3500HD 6.6L Duramax LML
- 2013 Chevrolet Silverado 2500HD / 3500HD 6.6L Duramax LML
- 2014 Chevrolet Silverado 2500HD / 3500HD 6.6L Duramax LML
- 2015 Chevrolet Silverado 2500HD / 3500HD 6.6L Duramax LML
- 2016 Chevrolet Silverado 2500HD / 3500HD 6.6L Duramax LML
- 2011-2016 GMC Sierra 2500HD / 3500HD 6.6L Duramax LML
Installation Note: Designed for S400 compound or twin turbo systems. Professional installation is recommended for proper oil routing and turbo lubrication.
Frequently Asked Questions
What turbo systems is this oil line kit designed for?
This kit is designed for S400 turbochargers used in compound or twin turbo Duramax systems on the 2011-2016 LML engine platform.
Does this kit work with stock turbo setups?
No. The WCF100379 kit is specifically designed for aftermarket compound or twin turbo configurations using S400 frame turbos.
Are fittings included in the kit?
Yes. The kit includes the necessary fittings and braided lines required to properly route oil feed and return for S400 turbo systems.
Why are upgraded oil lines important for compound turbo systems?
High horsepower turbo systems require consistent oil flow to maintain turbocharger reliability. Upgraded braided lines help prevent oil starvation and withstand higher temperatures and pressures.
Is this kit intended for racing applications?
This product is designed for high performance builds and may be used for off-road or competition applications depending on local regulations.
Specifications for WEHRLI CUSTOM FAB WCF100379
| Specification | Details |
|---|---|
| Brand | Wehrli Custom Fabrication |
| Part Number | WCF100379 |
| UPC | Not Listed by Manufacturer |
| GTIN | Not Listed |
| Shipping Weight | Approximately 4 lbs |
| Package Dimensions | 12 x 10 x 6 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 |
