The Injen Technology intake system is a high-performance, dyno-proven system made of CNC mandrel bent 6061 T-6 aluminum alloy! Each intake is carefully engineered for a perfect fit and superior performance. For the enthusiast who is looking for a polished, show quality system, Injen offers the traditional under-the-hood air intake. Each air intake is engineered for aesthetics and peak performance and then tested over and over again on a dyno for maximum horsepower gain and torque. All components are manufactured in the United States and each kit comes complete with all necessary hardware and vibra-mounts.