The aFe Large Bore-HD 5-inch 409SS DPF-Back Exhaust System is a high-performance exhaust upgrade designed for 2024-2025 GM diesel trucks equipped with the V8 6.6L L5P engine. Constructed from mandrel-bent 409 stainless steel tubing, this system offers maximum strength, durability, and optimized exhaust flow. The 5-inch diameter piping enhances horsepower and torque, while the black 304 stainless steel clamp-on tip with a riveted aFe POWER logo adds a distinctive, aggressive look. This exhaust system is engineered to improve exhaust efficiency, reduce backpressure, and deliver a deeper, more robust sound, making it ideal for towing, off-road, or performance applications.
Designed for direct fitment on 2024-2025 GM diesel trucks with the L5P engine, this DPF-back system mounts using factory-style hangers for a straightforward installation. Some cutting may be required, as detailed in the included instructions. The kit includes the 5-inch mandrel-bent tubing, clamp-on exhaust tip, and necessary hardware. Suitable for both daily driving and performance enhancement, this exhaust system provides increased exhaust flow, improved sound, and a durable construction to withstand demanding conditions. It is compatible with factory mounting points, ensuring a hassle-free upgrade for serious diesel enthusiasts.
