Flowmaster SS Crossmember-Back A-Body Exhaust For Pontiac GTO/Chevelle/El Camino (64-73) (817200)

The Flowmaster American Thunder SS Crossmember-Back Exhaust System is a high-performance, true-dual exhaust upgrade designed for 1968-1972 GM A-Body vehicles equipped with V8 engines. Constructed from mandrel-bent 3.00-inch stainless steel tubing, it features a built-in H-pipe crossover for optimal flow and maximum power. The system includes large cased Super 40 Series performance mufflers that deliver a deep, aggressive exhaust note, enhancing engine sound and performance. The large tailpipes are custom bent to tuck high above the rear axle and exit with a slight turn down under the rear bumper, providing a sleek, high-performance look. Made from durable 409 stainless steel, it offers long-lasting corrosion resistance and includes all necessary hardware and hangers for straightforward installation. The system is backed by a Lifetime Limited Warranty, with an alternative aluminized steel version available with a 3-year warranty.

Designed specifically for 1968-1972 GM A-Body models with V8 engines, this exhaust system is a direct bolt-on upgrade for high horsepower applications. It is ideal for street performance, muscle car enthusiasts, and those seeking a deep, powerful exhaust tone. The system is engineered to maximize exhaust flow and horsepower while maintaining a clean, high-clearance fitment. Suitable for custom or stock engine setups, it provides a robust, durable solution for enhancing vehicle sound and performance. The kit includes all necessary components for installation, making it a comprehensive upgrade for compatible GM A-Body vehicles.