Takeda Cold Air Intakes are designed with the needs and performance of sport compact drivers specifically in mind. Manufactured in the USA by Advanced Flow Engineering (AFE) Takeda Cold Air Intakes replace your restrictive factory airbox and filter with a higher flowing dyno-tuned intake tube and high flow cleanable air filter. The filter is relocated to obtain colder air for increased power. Takeda Intake Systems use factory mounting points and incorporate your existing sensors, meaning no check engine lights and a straight forward installation with no drilling required. The part number for this item is TA-4301P and it fits 2008-2014 Subaru WRX , STI (2.5 Turbo Models). This Takeda intake IS 50-state legal (CARB E.O Number D-550-16).