• aFe Atlas 5in DPF-Back Exhaust | GM Duramax 6.6L (17) (49-04085-P)
  • aFe Atlas 5in DPF-Back Exhaust | GM Duramax 6.6L (17) (49-04085-P)
  • aFe Atlas 5in DPF-Back Exhaust | GM Duramax 6.6L (17) (49-04085-P)
  • aFe Atlas 5in DPF-Back Exhaust | GM Duramax 6.6L (17) (49-04085-P)
  • aFe Atlas 5in DPF-Back Exhaust | GM Duramax 6.6L (17) (49-04085-P)
  • aFe Atlas 5in DPF-Back Exhaust | GM Duramax 6.6L (17) (49-04085-P)
  • aFe Atlas 5in DPF-Back Exhaust | GM Duramax 6.6L (17) (49-04085-P)
  • aFe Atlas 5in DPF-Back Exhaust | GM Duramax 6.6L (17) (49-04085-P)
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aFe Atlas 5in DPF-Back Exhaust | GM Duramax 6.6L (17) (49-04085-P)

aFe Atlas 5in DPF-Back Exhaust | GM Duramax 6.6L (17) (49-04085-P)

49-04085-P

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$523.24 USD
$593.00 USD $523.24 USD
ADDITIONAL DISCOUNTS APPLIED AT CHECKOUT Sold out

The aFe ATLAS 5-inch DPF-Back Exhaust System is a high-performance exhaust upgrade designed specifically for the 2017 GM Duramax 6.6L L5P diesel engine. Constructed from aluminized steel, this system enhances exhaust flow and overall engine performance while maintaining durability under demanding conditions. The system features polished tips for an aggressive appearance and improved corrosion resistance. Its design ensures a straightforward installation process, utilizing factory mounting locations for stability and ease of setup. High-quality band clamps are included to provide a leak-free, 360-degree seal, ensuring optimal exhaust flow and preventing leaks. The Mach FORCE-Xp design emphasizes flow efficiency and durability, making it suitable for both daily driving and performance applications.

This exhaust system is tailored for 2017 GM Duramax 6.6L L5P models, fitting seamlessly with factory mounting points. It is a direct bolt-on replacement that maintains OE-style bayonet hangers, which secure the pipes during high vibration and heat conditions, preserving proper alignment over time. The system is ideal for diesel truck owners seeking improved exhaust flow, enhanced sound, and increased performance. It is suitable for use on street and off-road vehicles, providing a reliable upgrade for those looking to optimize their vehicle’s exhaust system without extensive modifications. The kit includes all necessary components for a hassle-free installation, ensuring a secure fit and long-lasting performance.

Overview

aFe ATLAS Exhaust System

Fits 2017 GM Duramax 6.6L L5P

Part #: 49-04085-P

Overview

The aFe ATLAS 5-inch DPF-back aluminized steel exhaust system is designed to enhance the performance and sound of your 2017 GM Duramax 6.6L L5P diesel truck. Crafted for durability and ease of installation, this system offers a straightforward upgrade for truck enthusiasts seeking improved exhaust flow, a deeper tone, and a more aggressive appearance. Built with quality materials and precision engineering, it supports your vehicle’s performance while maintaining a factory-like fit and finish, making it an ideal choice for those looking to optimize their diesel truck’s exhaust system without sacrificing reliability or ease of installation.

Key Features

This exhaust system features several key design elements that deliver both functional and aesthetic benefits:
  • Constructed from aluminized steel for corrosion resistance and long-lasting durability
  • 5-inch diameter tubing to maximize exhaust flow and reduce backpressure
  • Polished tips for a sleek, finished look that enhances your truck’s appearance
  • Factory mounting locations for a hassle-free, bolt-on installation
  • High-quality band clamps included for a leak-free, 360-degree seal
  • OE-style bayonet hangers to ensure stable pipe positioning during high heat and vibration
  • Designed to improve exhaust flow, supporting better engine response and sound

Construction & Design

The aFe ATLAS exhaust system is built with aluminized steel tubing, providing excellent resistance to rust and corrosion in demanding conditions. The system’s design emphasizes durability and a precise fit, with OE-style bayonet hangers and factory mounting points that ensure stability and alignment over time. The polished tips add a refined aesthetic touch, complementing the rugged look of your diesel truck while withstanding the elements.

Driving Feel & Feedback

This exhaust upgrade helps produce a deeper, more aggressive exhaust note that enhances the driving experience. The improved flow reduces backpressure, which can support better throttle response and engine efficiency. The system is engineered to deliver a balanced combination of sound and performance, giving your vehicle a more commanding presence on the road.

Installation & Fitment

Designed for straightforward installation, the system uses factory mounting locations and includes all necessary hardware for a secure, leak-free fit. The process typically involves basic hand tools and can be completed without specialized equipment, making it suitable for DIY enthusiasts and professional installers alike.

What’s Included

The package includes the aluminized steel exhaust pipe sections, polished tips, high-quality band clamps, and OE-style bayonet hangers, ensuring a complete upgrade for your vehicle’s exhaust system.

Ideal For

Perfect for diesel truck owners seeking a durable, performance-oriented exhaust upgrade that enhances sound and appearance while maintaining ease of installation and factory-like fitment.
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