Seller notes

Application: compatible with 2011-2014 Ford F-150 5.0L V8 with 5.0L 4v DOHC Coyote V8 Features: -Shorty design for power gain from idle to mid-range RPM -Fully mandrel bent tubes made of high quality 16-gauge stainless steel -Head flanges laser-cut from high quality 3/8-inch thick steel plates -The flange is flattened by a hydraulic press for precise and leak free sealing -All joints are golden color TIG brass style welded to prevent cracking and wear-Horse Power Gain: +10 hp, Torque Gain: +12.0...

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