The Flowmaster FlowFX Cat-Back Exhaust System is a high-performance upgrade designed for 2011-2018 GM 1500 trucks equipped with the 6.2-liter V8 engine. Constructed entirely from durable 409 stainless steel, this system features mandrel-bent pipes with a single 3.50-inch inlet transitioning to dual 2.50-inch outlets, optimizing exhaust flow for improved power and efficiency. The FlowFX "straight-through" muffler provides a moderate sound level while maximizing performance gains, with dyno testing showing an increase of +11 horsepower and +15 lb-ft of torque at the rear wheels. The system exits on both sides behind the rear wheels, accented with 4.50-inch black ceramic tips for a stylish, custom appearance. It uses all factory hanger locations and includes installation instructions and hardware for straightforward, DIY installation. Backed by Flowmaster's Lifetime Limited Warranty, it offers a reliable upgrade for enthusiasts seeking enhanced sound and performance.
Designed specifically for 2011-2018 GM 1500 trucks with the 6.2L V8 engine, this cat-back exhaust system is a direct bolt-on replacement that enhances both sound and power. It fits models with the specified engine and chassis configuration, providing a seamless upgrade for street and performance driving. The system is suitable for daily use, offering improved exhaust flow and a more aggressive sound profile without requiring modifications. Installation involves using existing factory mounting points, and the included hardware ensures a hassle-free setup. This exhaust system is ideal for truck owners looking to boost their vehicle’s performance and style with a durable, high-quality component designed for easy installation and long-lasting performance.
