Select from our extensive list of Hummer Cat-Back Dual Outlet Exhaust Systems below. We offer an industry leading 30-day Guarantee so that you can Shop with confidence! Select from the products or categories below to narrow the selection in Cat-Back Dual Outlet Exhaust Systems for your Hummer.
Get more horses, torque, mileage and towing ability from your truck with Gibson’s Swept-Side exhaust system, proven to dramatically... Read more
Get more horses, torque, mileage and towing ability from your truck with Gibson’s Split Rear exhaust system, proven to dramatically... Read more
Borla offers hundreds of direct fit, bolt-on applications for a wide range of popular cars, trucks, SUVs and even exotics, all designed... Read more
If you like it extreme, then you’ll love Gibson’s Dual Extreme cat-back exhaust system, dyno-proven to dramatically boost horsepower... Read more
For over 30 years, Magnaflow has been dedicated to producing exhaust systems that stand behind their mission to deliver quality, power... Read more
Are you tired of the poor sounding and very restrictive exhaust that came on your vehicle from the factory? Have no fear; JBA makes exactly... Read more
Get that street smart look, a few more horses and big sound from your truck with Gibson’s Dual Sport exhaust system, proven to dramatically... Read more