aFe Large Bore-HD 4in 409 Stainless Steel DPF-Back Exhaust w/Black Tip 2017 Ford Diesel V8 6.7L (td)

The aFe Large Bore-HD 4-inch exhaust system is a high-performance DPF-back upgrade designed specifically for 2017 Ford diesel V8 6.7L trucks. Constructed from 409 stainless steel, it features 4-inch mandrel-bent tubing for optimal exhaust flow and durability. The system is 100% hand MIG-welded, ensuring precise craftsmanship and longevity. Its smooth transition bends reduce turbulence, resulting in increased horsepower and torque while lowering exhaust gas temperatures (EGTs). The inclusion of a mitered merge collector eliminates dead space, further enhancing flow efficiency. This exhaust system is engineered to improve overall engine performance and efficiency, making it a reliable upgrade for demanding driving conditions.

Designed for direct fitment on 2017 Ford Super Duty trucks with the 6.7L diesel engine, this system utilizes all factory mounting locations for a seamless installation. It includes OE-style bayonet hangers for secure attachment and stability. Suitable for both street and performance applications, the Large Bore-HD exhaust enhances exhaust flow and sound while maintaining factory fitment standards. The kit includes all necessary components for installation, providing a straightforward upgrade path. This exhaust system is ideal for owners seeking increased power, improved exhaust flow, and a robust, durable construction for daily driving or performance use.