Product Description
The WEHRLI CUSTOM FAB WCF100240 DURAMAX UP PIPE BOLT KIT is the ideal solution for replacing worn, stretched, or broken turbo up-pipe bolts on 2001-2016 GM Duramax diesel engines. Factory hardware is prone to corrosion, fatigue, and breakage due to extreme exhaust heat cycles, which can lead to boost leaks and exhaust leaks around the turbocharger connection.
Designed by Wehrli Custom Fabrication, this high-quality hardware kit provides the correct bolts needed when servicing or replacing Duramax up-pipes. Whether you're installing aftermarket up-pipes, performing turbo maintenance, or repairing exhaust leaks, this kit ensures a secure and reliable connection between the exhaust manifolds and turbocharger assembly.
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Key Features
- Direct replacement turbo up-pipe hardware kit
- High-strength bolts designed for extreme exhaust temperatures
- Ideal when replacing Duramax up-pipes or turbocharger components
- Helps eliminate exhaust leaks caused by damaged factory hardware
- Designed specifically for GM Duramax diesel engines
- Perfect for both stock and performance exhaust systems
Fitment
- 2001-2004 Chevrolet Silverado 2500HD / 3500HD 6.6L Duramax LB7
- 2004.5-2005 Chevrolet Silverado 2500HD / 3500HD 6.6L Duramax LLY
- 2006-2007 Chevrolet Silverado 2500HD / 3500HD 6.6L Duramax LBZ
- 2007.5-2010 Chevrolet Silverado 2500HD / 3500HD 6.6L Duramax LMM
- 2011-2016 Chevrolet Silverado 2500HD / 3500HD 6.6L Duramax LML
- 2001-2016 GMC Sierra 2500HD / 3500HD 6.6L Duramax (LB7/LLY/LBZ/LMM/LML)
Frequently Asked Questions
What does this kit include?
The Wehrli WCF100240 kit includes the required replacement bolts used to secure the Duramax turbo up-pipes during installation or service.
When should these bolts be replaced?
It is recommended to replace up-pipe bolts anytime the turbocharger, up-pipes, or exhaust manifolds are removed to prevent leaks or hardware failure.
Will this kit work with aftermarket up-pipes?
Yes. This hardware kit works with most factory-style and aftermarket Duramax up-pipes designed for the listed engines.
Why do Duramax up-pipe bolts fail?
Extreme heat cycles from the turbocharger and exhaust system can weaken factory hardware over time, causing bolts to stretch or break.
Is this kit recommended for turbo upgrades?
Yes. Anytime a turbo upgrade or up-pipe replacement is performed, installing new hardware ensures a reliable seal and proper torque.
Specifications for WEHRLI CUSTOM FAB WCF100240
| Specification | Details |
|---|---|
| Brand | Wehrli Custom Fabrication |
| Part Number | WCF100240 |
| UPC | Not Listed by Manufacturer |
| GTIN | Not Listed |
| Shipping Weight | 1 lb |
| Package Dimensions | 6 x 4 x 1 inches |
| Shipping Method | UPS / USPS / 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 |
