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Gibson Aluminized Cat Back Dual Performance Exhaust System 12001

Dealer Part: 12001

562.04 562.04 USD


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Get increased horsepower and torque in the rpm range where you need it most, along with dual exhaust tip style, with the Dual Sport Cat-Back Exhaust System. This Gibson exhaust system makes maximum low end power, which is best for towing, general performance and increased fuel economy, with a deep, commanding exhaust tone. It's made of aluminized steel and comes with dual exhaust pipes and dual polished stainless steel exhaust tips that exit behind the rear tire.

Vehicle Fitment
2007-2009 Hummer H2


  • Increase of 10-15 horsepower and pound feet of torque

  • Deep, Commanding Exhaust Tone

  • Makes maximum horsepower and torque at low rpm

  • Increased fuel economy

  • Dyno tuned for each application

  • Less restriction for increased exhaust flow

  • Ideal for towing and general performance

  • Includes Superflow muffler

  • CNC mandrel bent exhaust tubing

  • Available in stainless steel and aluminized steel

  • Dual polished T304 stainless steel clampless exhaust tips that exit behind the rear tire

  • Aluminized steel warranted against defects in materials and workmanship

  • Limited lifetime warranty on rust through on stainless steel

  • Comes with everything required for an easy bolt-on installation

  • Street legal in all states

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2007 Hummer H2 3.0L 6.2L

2008 Hummer H2 3.0L 6.2L

2009 Hummer H2 3.0L 6.2L

Gibson Performance warrants this product to be free from defects in material and workmanship for as long as the original purchaser owns the vehicle on which it was originally installed and sold within the United States.

If a defect in workmanship or materials is found by our factory inspection, our sole obligation shall be to repair or replace the product. This warranty only covers the product and not the labor cost of removal, installation or shipping charges. The obligations of Gibson under this warranty are limited, and shall not exceed the cost of non-conforming parts.

Failure to provide proof of purchase, Damage from collision or accidents, improper installation, altered/modified or changed in any way, off-road or racing use, vehicles equipped with non-factory supercharged, turbocharged or nitrous oxide, road hazards, incorrect timing and external heat wraps.

Products which have been modified or altered, corrosion, peeling, blemishes, discoloration, internal rust, surface rust, rust through, road hazards, lack of maintenance, or extremes of heat or cold. The cost of labor incurred to install or remove the product. Additional parts required to complete installation, shipping charges, loss of use of vehicle, car rentals, towing and other expenses. Damage to chrome plating, gaskets, burnout, paint and parts blown out by a “back fire” and the cost of customer applied aftermarket coatings. Individual customers sound preference or mufflers meeting the specific sound ordinance in any city, county or state are not covered under this warranty. Inconveniences or consequential damages occasioned by the failure of the product, or expressed or implied warranty with respect to this product other than as set forth herein. STAINLESS STEEL PRODUCTS are warranted for internal rust-through.