This Injen Cold Air Intake offers Direct Fit for 2015-2021 Subaru WRX H4-2.0L Turbo, with dyno-proven gains of up to 24 hp and 20 lb-ft of torque. Innovatively designed for maximum airflow and power, it consists of 3.00in mandrel-bent 6061-T6 aluminum tubing, along with an included Application-Specific Heatshield. Enjoy an aggressive intake growl and impressive under hood appearance with an easy OE fit, along with a fully serviceable SuperNano-Web dry air filter, stainless steel band clamps and reinforced automotive grade silicone couplers. Manufactured in Pomona, California, USA and backed by a Limited Lifetime Warranty from Injen Technology.