Upgrading the exhaust headers on your Hummer can be one of the best decisions you've made since buying your rig to begin with. AutoAnything's free-flowing, high performance stainless headers for Hummers are made to directly replace your factory headers so they'll bolt on quickly and easily. Because these aftermarket exhaust headers for Hummers are made for your specific model and year, they're already fine-tuned to produce improvements in your engine's horsepower and torque.
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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.
Swap out your ratty stock cats and slip into a pristine set of PaceSetter Exhaust Manifold Catalytic Converters - 49 State Legal. Tailor made in the USA from 16-gauge stainless, these mandrel-bent headers with catalytic converters fit like a glove and keep your ride's emissions spotless. 49-state legal. 5-year 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.
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.
Clear away the restrictions in your exhaust system and crank up your driving excitement with Flowmaster Scavenger Series Elite Headers. Each custom-designed exhaust header boasts ceramic-coated stainless steel construction, fat 3/8" flanges and 1 5/8" primary tubes. 1-year warranty.
Borla exhaust headers are heads above the competition. In fact, Borla is the name in stainless steel performance exhaust system upgrades, selling more than any other manufacturer. And, Borla headers are backed by an amazing 1,000,000-mile warranty!
Open the performance floodgates with custom-designed aFe Twisted Steel Headers. These dyno-tested exhaust headers use optimized stainless steel tubes and mitered collectors to cut turbulence and speed up exhaust flow for hair-raising power gains. Gasket included. Lifetime Warranty.
Purchasing your aftermarket Hummer headers at AutoAnything will be one of the best decisions you've made, ever. AutoAnything's 1-year lower price guarantee ensures that you'll be able to acquire these Hummer performance headers for the lowest prices in town, every day. Our fast and free shipping will also ensure that you'll benefit from the best delivery charges in town as well; the nonexistent kind.
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