From the outside, this vehicle gives the image of power. But, lift up the hood and you'll know that you can improve it with a set of performance headers for the Hummer H2. Within the AutoAnything Hummer accessories collection you'll find great H2 exhaust headers that will give you the power you want.
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Unleash the hidden horsepower, torque and throttle response that's simmering under your hood. JBA Headers are mandrel-bent for maximum flow and smog-legal in all 50 states. Firecone collector for greater output. Dyno proven 10-25hp gains. 1-year warranty.
Toss those rusty, restrictive, stock parts and increase performance and engine life with Gibson's custom headers. Enthusiasts and industry experts alike all agree that Gibson headers are the most cost-effective performance exhaust headers on the market. Lifetime Warranty.
Dollar for dollar, few performance upgrades can match a set of Doug Thorley Headers. Tuned for power and smog compliance, Thorley exhaust headers come in Tri-Y, shorty and long tube header designs. Mild steel with a ceramic or nickel coating. Plus, Thorley exhaust headers carry a Lifetime Warranty.
Mandrel bent Hummer H2 headers are an absolute must if you want to enjoy all the power your engine has to offer. Take a few minutes of your time to compare products like H2 long tube headers and H2 smog legal headers to find the ones that will deliver the best performance.
Year Range For Hummer H2 Exhaust Headers & Manifolds