







| SKU | AFE49-44085-P |
| MPN | 49-44085-P |
| GTIN | 802959600917 |
| Certifications | None |
| Material | 409 Stainless Steel |
| Color/Finish | Polished |
| Wheel Size (inches) | 5 |
| 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 |
Experience improved exhaust flow and aggressive sound with the aFe LARGE BORE HD 5-inch 409-SS DPF-Back Exhaust designed specifically for the 2017 GM Duramax V8 6.6L L5P turbo diesel engine. Crafted from durable 409 stainless steel, this performance exhaust system replaces your factory DPF back section to reduce restrictions and enhance power output.
The polished tip adds a sleek and professional look to your vehicle's rear while withstanding high temperatures and corrosion. This exhaust upgrade is engineered to deliver superior exhaust scavenging, contributing to better engine efficiency and throttle response. Its large bore design allows for maximum airflow with a robust heavy-duty construction built for longevity.
Installation is straightforward, making it an excellent choice for enthusiasts seeking both performance gains and quality craftsmanship. Upgrade your Duramax today with this aFe exhaust system and feel the difference in sound and power on every drive.
The polished tip adds a sleek and professional look to your vehicle's rear while withstanding high temperatures and corrosion. This exhaust upgrade is engineered to deliver superior exhaust scavenging, contributing to better engine efficiency and throttle response. Its large bore design allows for maximum airflow with a robust heavy-duty construction built for longevity.
Installation is straightforward, making it an excellent choice for enthusiasts seeking both performance gains and quality craftsmanship. Upgrade your Duramax today with this aFe exhaust system and feel the difference in sound and power on every drive.
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.

















