2017–2025 Duramax 6.6L Downpipe
This premium downpipe is built to withstand the harshest conditions. Constructed from T304 stainless steel, it delivers the quality and durability your truck deserves. Designed for a hassle-free, straightforward installation, this downpipe helps lower exhaust gas temperatures (EGTs), improve fuel efficiency, enhance exhaust flow, and boost both horsepower and torque.
Features
- T304 polished stainless steel
- Billet-machined flange
- Heat-wrapped for thermal protection
- Easy, direct-fit installation
Fitment
- 2017–2025 Chevrolet/GMC Duramax 6.6L L5P
- Fits models with the OEM-style 4-bolt flange off the downpipe
Note
This product is intended for off-road and race use only. It is not designed for use on public roads or highways. Installation requires aftermarket tuning and modifications. The seller is not responsible for any damage, injury, or legal issues resulting from improper installation or use. Install and operate at your own risk!