For the enthusiast who wants an awesome look and aggressive throaty sound this Dual Split Cat back exhaust is for you. Gibson Exhaust Systems decrease backpressure and produce more torque and increased horsepower. Typical gains average of 15-20 horsepower. Stainless dual Tip exit straight out the back. Works with most bumpers, roll pans and trailer hitches. Exhaust sound is louder under towing conditions. Hassle Free bolt- on installation. No welding required. Backed by a Lifetime Limited Warranty.. Gibson 08-10 Hummer H3 Alpha 5.3L 2.5in Cat-Back Dual Split Exhaust - Stainless. Incl. Hardware/Factory Style Hangers For Easy Bolt-On Install. Baffled/Chambered Muffler; No Internal Packing. Cat-Back Dual Split Exhaust System; Stainless. Minimal Interior Drone - Aggressive Sound. Polished Stainless Steel Slash-Cut Tips. Hassle Free Easy Bolt-On Installation. Stainless Steel Mandrel Bent Tubing. Dual Split Exhaust System. Gibson Exhaust System Kit. Lifetime Limited Warranty. Superflow™ Muffler. Truck/Suv

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