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The Injen SP cold air intake for 2015–2017 Subaru WRX STI 2.5L Turbo combines MR and Air Fusion technologies with a custom heat shield to deliver significant gains. Constructed from 6061-T6 aluminum tubing and including a fully serviceable SuperNano-Web dry filter, the kit is dyno-proven for up to 24 hp and 24 lb-ft of torque while maintaining safe A/F ratios. It produces a pronounced intake tone and carries Injen's limited lifetime warranty; not CARB-exempt.
Injen 2015 Subaru STi 2.5L 4 Cyl (Turbo) Polished Cold Air Intake w/ MR Tech and Heat Shield
