Fitment: This Injen Evolution Cold Air Intake is designed exclusively for 2015 - 2017 Subaru STi models. Features: It comes with a supernano web dry filter and offers significant horsepower and torque gains. In Injen's tests, it delivered a +26 hp and +35.5 ft/lbs of torque increase. The enclosed airbox design looks clean and provides better heat protection than traditional open - element systems. This intake system replaces the factory airbox and intake tube and includes an air scoop. It connects to the existing MAF sensor and hoses, ensuring a proper fit without triggering the check engine light. Key benefits include dyno - proven gains of up to 26 hp and 34 lb - ft of torque, compatibility with the stock calibration, an aggressive intake growl under acceleration, a durable roto - molded polyethylene housing and scoop, an intake scoop designed to capture maximum cool air, reinforced automotive - grade silicone couplers, a fully serviceable Injen SuperNano - Web dry air filter, stainless steel band clamps with an inner protective liner, an aggressive under - hood look with an OE fit, and it's made in Pomona, California, USA, backed by Injen Technology's Limited Lifetime Warranty.
Using this Injen Evolution Cold Air Intake is simple. First, make sure your vehicle is a 2015 - 2017 Subaru STi. Replace the factory airbox and intake tube with this system, and connect the existing MAF sensor and hoses to it. It's designed to fit properly with no check engine light issues. When driving, you'll notice the aggressive intake growl under acceleration and the performance boost. For maintenance, regularly check the Injen SuperNano - Web dry air filter. If it's dirty, clean it according to the manufacturer's instructions. Keep an eye on the silicone couplers and band clamps to ensure they're tight and in good condition. Since it's made in the USA and has a limited lifetime warranty, you can have peace of mind about its quality and durability.
