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| SKU | WCFWCF100129 |
| MPN | WCF100129 |
| GTIN | WCF100129 |
| Certifications | None |
| Material | Stainless Steel |
| Color/Finish | Polished |
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2017-2025 | Chevrolet | Silverado 3500 HD | High Country |
| 2017-2025 | Chevrolet | Silverado 3500 HD | LT |
| 2017-2025 | Chevrolet | Silverado 3500 HD | LTZ |
| 2017-2025 | Chevrolet | Silverado 3500 HD | WT |
| 2020-2025 | GMC | Sierra 2500 HD | AT4 |
| 2024-2025 | GMC | Sierra 2500 HD | AT4X |
| 2017-2025 | GMC | Sierra 2500 HD | Denali |
| 2024-2025 | GMC | Sierra 2500 HD | Denali Ultimate |
| 2022-2025 | GMC | Sierra 2500 HD | Pro |
| 2017-2025 | GMC | Sierra 2500 HD | SLE |
| 2017-2025 | GMC | Sierra 2500 HD | SLT |
| 2020-2025 | GMC | Sierra 3500 HD | AT4 |
| 2017-2021 | GMC | Sierra 3500 HD | Base |
| 2021-2025 | Chevrolet | Silverado 2500 HD | Custom |
| 2017-2025 | Chevrolet | Silverado 2500 HD | High Country |
| 2017-2025 | Chevrolet | Silverado 2500 HD | LT |
| 2017-2025 | Chevrolet | Silverado 2500 HD | LTZ |
| 2017-2025 | Chevrolet | Silverado 2500 HD | WT |
| 2024-2025 | GMC | Sierra 3500 HD | Denali Ultimate |
| 2022-2025 | GMC | Sierra 3500 HD | Pro |
| 2017-2025 | GMC | Sierra 3500 HD | SLE |
| 2017-2025 | GMC | Sierra 3500 HD | SLT |
Experience the ultimate exhaust upgrade with the Wehrli 17-24 Chevrolet/GMC 6.6L L5P Duramax 3.5in Down Pipe. Designed specifically for Chevy and GMC trucks equipped with the powerful 6.6L L5P Duramax engine, this down pipe offers a perfect fit and optimal flow for enhanced performance.
Crafted by Wehrli, a brand known for quality and durability in the performance parts industry, this down pipe features a 3.5-inch diameter that maximizes exhaust gas velocity and reduces back pressure. This results in improved horsepower, torque, and overall engine efficiency, making it a must-have for enthusiasts looking to boost their truck's capabilities.
Constructed from premium materials, the Wehrli down pipe withstands the rigors of high-performance use while maintaining corrosion resistance, ensuring longevity and reliability. It's a direct replacement part, making installation straightforward without the need for extensive modifications.
Whether you're upgrading your daily driver or preparing your vehicle for demanding tasks, this down pipe provides a clean and efficient exhaust path that complements other performance upgrades. Trust Tuningsupply to deliver this premium product with fast shipping, no hidden fees, and expert support to keep your project moving forward.
Crafted by Wehrli, a brand known for quality and durability in the performance parts industry, this down pipe features a 3.5-inch diameter that maximizes exhaust gas velocity and reduces back pressure. This results in improved horsepower, torque, and overall engine efficiency, making it a must-have for enthusiasts looking to boost their truck's capabilities.
Constructed from premium materials, the Wehrli down pipe withstands the rigors of high-performance use while maintaining corrosion resistance, ensuring longevity and reliability. It's a direct replacement part, making installation straightforward without the need for extensive modifications.
Whether you're upgrading your daily driver or preparing your vehicle for demanding tasks, this down pipe provides a clean and efficient exhaust path that complements other performance upgrades. Trust Tuningsupply to deliver this premium product with fast shipping, no hidden fees, and expert support to keep your project moving forward.
Customer reviews
Based on 160 reviews
Netherlands owned and operated
We want to deliver parts fast, efficiently, and with ease. Our mission is to continue to provide just that. To provide large inventory and efficient logistics while maintaining great service. As well as a community with like-minded auto enthusiasts that share the same passion as we do.

















