The 4″ DPF-Back Exhaust (S6289AL) is a high-performance exhaust system designed for trucks. It features a single side exit and a tour profile, making it perfect for off-road adventures. The Armor Lite construction ensures durability and protection against harsh environments. Its key features include a 4″ mandrel-bent tubing for maximum flow and a straight-through muffler for improved exhaust sound. The unique selling points of this product are its easy installation and increased horsepower and torque. Upgrade your truck’s performance with the 4″ DPF-Back Exhaust (S6289AL).