Injen Injen 2015 Subaru STi 2.5L 4 Cyl (Turbo) Wrinkle Red Cold Air Intake w/ MR Tech and Heat Shield - SP1206WR $378.95 Is your engine choking for air and in need of some additional horsepower? If so, Injen has exciting news for you! The SP series of cold air intakes from Injen Technology will allow your engine to breathe deeper and enhance the performance that you've... Add to Cart
Injen Injen 2015 Subaru STI 2.5L 4cyl Evolution Intake w/ Ram Air Scoop - EVO1206 $440.95 Roto-molded Housing and Ram Air Scoop: The EVO1206 system features our 2-piece box design that incorporates our boost plenum. The box attaches to our fully incorporated ram air scoop to capture the maximum amount of cool air to feed that hungry turbo. ,... Add to Cart
aFe aFe Takeda Momentum Pro 5R Cold Air Intake System Subaru WRX STI 18-19 H4-2.5L - 56-70014R $429.00 Large Five Layer Performance Air Filter: Momentum's innovative filter-to-housing interface was built to feature the largest air filter possible. This 7-1/2 IN tall 360-degree radial flow air filter features a 3-1/2" flange and our pre-oiled Pro 5R media... Add to Cart