06-09 911 Porsche 997 Turbo S, GT2 Sport Exhaust Header/Manifolds HZRAD004 plus it'll gain/free up about

plus it'll gain/free up about 4-8 hp depending on your intake

Fits all 2005-2008 987 Base Models and S Models

Designed for the use of custom applications or header/ exhaust modifications

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Includes Adapter and Gasket

06-09 911 Porsche 997 Turbo S, GT2 Sport Exhaust Header/Manifolds HZRAD004 plus it'll gain/free up aboutMaximize your Turbo 911's potential with Circuit Werks Sport Headers. Gain power and a commanding sound with these high performance exhaust manifold header upgrades. The ultimate addition to your Porsche for an exhilarating driving experience. These are an excellent performance upgrade from the heavy and restrictive stock manifolds. Youll notice the weight savings, decreased operating temperatures, and improved engine response. Fits 06 09 Porsche 911