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Professional Race Output
APR Front Wind Splitters are utilized to give extra traction and control in the front of your 2008-2010 Subaru WRX/STI
B18A / B18B - Camshafts
Bulbs are larger than stock
Injen 8-Layer Oiled Cotton Gauze Air Filter 3.75" ID/ 7" Base / 8.8" Height / 5" Top Champion Professional Race OutputWith a rich history in racing and the street performance, Injen Technology has proven itself as a leader in filtration engineering and technology. Lab tested and race proven, Injens air filter line features state of the art designs and performance. All of Injens 8 layer cotton gauze oiled air filters feature a tightly layered media that is specified for our use, along with a proprietary filter oil that includes highly advanced tackifiers to stop as