Description
Upgrade your Hummer H2 with the JBA 40-3023 cat-back exhaust system designed specifically for 2003 to 2006 models equipped with a 6.0L engine. This system replaces the factory exhaust with mandrel-bent stainless steel tubing, ensuring maximum exhaust flow and enhanced engine performance. Crafted with high-quality stainless steel mufflers and polished chrome tips, it delivers a sleek appearance combined with improved sound and efficiency. The system is engineered to produce a deep, resonant exhaust note that enhances your vehicle’s presence without being overpowering inside the cabin. This combination of power, sound, and durability makes it a popular choice among enthusiasts looking to optimize their Hummer H2’s performance. Installation involves factory-style hangers and hardware for a straightforward upgrade that maintains your vehicle’s factory mounting points and alignment.
Features:
- Polished chrome stainless steel tips for a refined appearance
- High flow stainless steel mufflers for improved exhaust efficiency
- Mandrel-bent stainless steel tubing for maximum flow and durability
- Factory-style hangers for easy installation and secure fit
- Designed specifically for 2003-2006 Hummer H2 models with 6.0L engines
Fitment:
Hummer H2 Base 2003
Hummer H2 Base 2004
Hummer H2 Base 2005
Hummer H2 Base 2006





















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