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Your New Favorite Afe Large Bore Hd 5in 409-ss Dpf-back Exhaust W/black Tip 2017 Gm Duramax V8-6.6l (td) L5p Pro Version [X5JzyuUL]

$53.99 $172.99 -69%

Large Bore HD 5in 409-SS DPF-Back ExhaustIntroducing the aFe LARGE BORE HD 5in 409-SS DPF-Back Exhaust, a premium exhaust system designed for the 2017 GM Duramax V8-6.6L (td) L5P engine. This exhaust system is engineered to enhance performance, durab

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Large Bore HD 5in 409-SS DPF-Back Exhaust

Introducing the aFe LARGE BORE HD 5in 409-SS DPF-Back Exhaust, a premium exhaust system designed for the 2017 GM Duramax V8-6.6L (td) L5P engine. This exhaust system is engineered to enhance performance, durability, and style. With its large bore design and 5" mandrel-bent 409 stainless steel tubing, it ensures maximum flow and smooth transition bends for low turbulence, resulting in increased horsepower, torque, and lower exhaust gas temperatures (EGT's). The OE-style bayonet hangers maintain a stable pipe location during high vibration and heat conditions, ensuring a hassle-free installation.
  • Large Bore Design for maximum flow and performance.
  • 5" Mandrel-Bent 409 Stainless Steel Tubing for durability and corrosion resistance.

Product Specifications and Technical Details

This exhaust system is a perfect fit for a wide range of 2017-2019 Chevrolet and GMC vehicles, including Silverado 2500/3500 HD and Sierra 2500/3500 HD models. It features a high-quality band clamp for a leak-free seal and a 6" diameter black intercooled tip to reduce exhaust gas temperatures. The OE-style bayonet hangers and 360-degree sealing surface provide stability and a secure fit. The unique stainless steel laser-cut aFe Power logo plate adds an aggressive style to your vehicle.
  • Fits 2017-2019 Chevrolet and GMC HD Models
  • 6" Diameter Black Intercooled Tip for reduced EGT's.
  • OE-Style Bayonet Hangers for stability and durability.

Practical Uses and Benefits

The aFe LARGE BORE HD 5in 409-SS DPF-Back Exhaust is not just a performance upgrade; it's a statement of style and quality. Whether you're driving your truck for daily commutes or off-road adventures, this exhaust system will enhance your vehicle's performance and give it a distinctive look. The simple installation process using factory mounting locations ensures stability and minimal hassle. With its leak-free seal and high-quality materials, this exhaust system is built to last and provide a smooth, powerful driving experience.
  • Enhances Performance and Horsepower for a more dynamic driving experience.
  • Stylish and Distinctive Look with a unique aFe Power logo plate.
  • Simple Installation using factory mounting locations for easy installation.

What Our Customers Say

December 27, 2025

Absolutely no complaints!

I'm very satisfied with this system.

- Bridger A..

December 27, 2025

Absolutely no complaints!

The product is of excellent quality and a great product.

- Rose M..

December 27, 2025

Absolutely no complaints!

The attention to detail is noticeable.

- Catherine W..

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