aFe MACHForce XP Cat-Back Exhaust System (49-44010) boosts flow, power, and sound for 2003–2006 Hummer H2 6.0L with 4" SS tubing and OE-style fitment. Engineered to perform in extreme conditions, this system is built from 4-inch mandrel-bent 409 stainless steel tubing to maximize exhaust flow and reduce exhaust gas temperatures. It includes a free-flowing 24-inch muffler to enhance performance while delivering a deep, aggressive tone. OE-style bayonet hangers ensure stable positioning even under high heat and vibration, while factory mounting points provide a hassle-free installation. A polished stainless tip completes the system for a clean finish.
Key Features :
4-inch mandrel-bent 409 stainless steel construction for maximum flow
Increases horsepower, torque, and lowers EGTs
24-inch muffler delivers aggressive sound and enhanced performance
Bayonet-style hangers ensure stability under extreme conditions
Uses factory mounting points for simple installation
Polished stainless steel tip included
Designed for 2003–2006 Hummer H2 with 6.0L V8 engines
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