aFe Large Bore-HD 5in 409 stainless DPF-back exhaust for the 2017-2019 Chevy/GMC Silverado/Sierra 2500HD/3500HD 6.6L L5P Duramax. Mandrel-bent 5in 409SS tubing with smooth transition bends for more flow, more horsepower and torque and lower EGTs, finished with a 6in polished slash-cut tip with intercooling vents. OE-style bayonet hangers and high-quality band clamps for a stable, leak-free fit.
| Brand | aFe |
| Type | DPF-back exhaust |
| Material | 409 stainless |
| Tubing | 5in mandrel-bent |
| Tip | 6in polished slash-cut intercooled |
| Construction | 100% MIG-welded, bolt-on |
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2017-2019 | Chevrolet | Silverado 2500 HD | High Country |
| 2017-2019 | Chevrolet | Silverado 2500 HD | LT |
| 2017-2019 | Chevrolet | Silverado 2500 HD | LTZ |
| 2017-2019 | Chevrolet | Silverado 2500 HD | WT |
| 2017-2019 | Chevrolet | Silverado 3500 HD | High Country |
| 2017-2019 | Chevrolet | Silverado 3500 HD | LT |
| 2017-2019 | Chevrolet | Silverado 3500 HD | LTZ |
| 2017-2019 | Chevrolet | Silverado 3500 HD | WT |
| 2017-2019 | GMC | Sierra 2500 HD | Base |
| 2017-2019 | GMC | Sierra 2500 HD | Denali |
| 2017-2019 | GMC | Sierra 2500 HD | SLE |
| 2017-2019 | GMC | Sierra 2500 HD | SLT |
| 2017-2019 | GMC | Sierra 3500 HD | Base |
| 2017-2019 | GMC | Sierra 3500 HD | Denali |
| 2017-2019 | GMC | Sierra 3500 HD | SLE |
| 2017-2019 | GMC | Sierra 3500 HD | SLT |
