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Wehrli engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Wehrli lineup with fast shipping and expert fitment support — order with confidence.
Enhance the exhaust efficiency of your early Duramax engine with the Wehrli 2-inch Stainless Steel Passenger Side Up Pipe. Specifically designed for 2001-2004 Chevrolet Silverado and GMC Sierra 2500HD/3500 models equipped with the 6.6L LB7 Duramax engine, this up pipe is an ideal upgrade for performance-minded owners. It's engineered for single turbo applications, ensuring optimal exhaust gas flow from the exhaust manifold to the turbocharger.
This Wehrli up pipe is a crucial component for anyone looking to extract more performance from their LB7 Duramax. The stainless steel construction ensures longevity, while the larger diameter pipe facilitates better exhaust flow, leading to a more responsive engine. It's a cost-effective modification that provides tangible benefits for daily driving and performance applications.
Boost your Duramax's performance with this quality up pipe from GGCRACING.
| Brand | Wehrli |
|---|---|
| Manufacturer part number | WCF100654 |
| GGC SKU | WCFWCF100654 |
| UPC / GTIN | WCF100654 |
Use the manufacturer part number when you compare with other listings or ask us to confirm a match.
| Box size | 18.1 × 6.4 × 4.8 in |
|---|---|
| Shipping weight | 5.1 lb |
| Year | Make | Model | Trim |
|---|---|---|---|
| 2001-2004 | Chevrolet | Silverado 2500 HD | Base, LS, LT |
| 2004 | Chevrolet | Silverado 2500 HD | WT |
| 2001-2004 | Chevrolet | Silverado 3500 | Base, LS, LT |
| 2004 | Chevrolet | Silverado 3500 | WT |
| 2001-2002 | GMC | Sierra 2500 HD | SL |
| 2001-2004 | GMC | Sierra 2500 HD | SLE, SLT |
| 2002-2004 | GMC | Sierra 2500 HD | Base |
| 2003-2004 | GMC | Sierra 2500 HD | WT |
| 2001-2002 | GMC | Sierra 3500 | SL |
| 2001-2004 | GMC | Sierra 3500 | SLE, SLT |
| 2002-2004 | GMC | Sierra 3500 | Base |
| 2004 | GMC | Sierra 3500 | WT |
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