aFe LARGE BORE HD 4in 409-SS DPF-Back Exhaust w/Black Tip 2017 GM Duramax V8-6.6L (td) L5P
aFe LARGE BORE HD 4in 409-SS DPF-Back Exhaust w/Black Tip 2017 GM Duramax V8-6.6L (td) L5P
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aFe LARGE BORE HD 4in 409-SS DPF-Back Exhaust w/Black Tip 2017 GM Duramax V8-6.6L (td) L5P
Upgrade your vehicle's performance with the aFe Large Bore HD DPF-Back Exhaust System, specifically designed for the 2017 GM Duramax V8-6.6L (td) L5P. This exhaust system is engineered to deliver exceptional flow and performance, making it an essential enhancement for your truck.
Key Features and Benefits:
- Simple Installation: Designed for hassle-free installation, this system utilizes factory mounting locations for maximum stability.
- Leak-Free Seal: The inclusion of high-quality band clamps ensures a complete 360-degree sealing surface, preventing leaks and enhancing durability.
- OE Fit: Featuring OE-style bayonet hangers, this exhaust maintains a stable pipe location even under high vibration and heat conditions, ensuring it stays securely in place over time.
- Flow and Performance: Crafted from 5-inch mandrel-bent 409 stainless steel tubing, this system offers maximum flow with smooth transition bends to minimize turbulence. Experience increased horsepower, torque, and reduced exhaust gas temperatures (EGTs).
- 6" Diameter Black Intercooled Tip: The exhaust ends with a stylish 6-inch diameter black stainless steel slash cut tip, equipped with intercooling vents that help lower tailpipe temperatures. Plus, a unique stainless steel laser-cut aFe Power logo plate adds an aggressive touch.
Compatibility:
This exhaust system is compatible with the following models:
- 2017-2019 Chevrolet Silverado 2500 HD
- 2017-2019 GMC Sierra 2500 HD
- 2017-2019 Chevrolet Silverado 3500 HD
- 2017-2019 GMC Sierra 3500 HD
Transform your truck's performance and style with the aFe Large Bore HD DPF-Back Exhaust System. Enhance your driving experience and make a statement on the road!
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Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

