K&N 57i Short Ram Intake Kit Subaru WRX / STI 2002-2007 Vehicle Model_370Z you must check retainer to

you must check retainer to valve guide clearence

this intake produces a noticeable increase in induction sound

While typically most " Race Cars " use a SOLID MOUNT

Part #: IS-RST25/28

The COBB Subaru 6-Speed Shifter Bushing improves shifting precision and feel when used with a short shifter

K&N 57i Short Ram Intake Kit Subaru WRX / STI 2002-2007 Vehicle Model_370Z you must check retainer toPart #: 57 0626 The K&N 57i Series Induction kit for the Subaru WRX & STI combines the efficiency of a high flow K&N air filter and mounting adapter with the factory Subaru intake tract. K&N utilizes their largest signature conical air filter able to fit for maximize filtration. The air filter is attached to a rotationally molded, high density, polyethylene velocity stack to enhance the intake charge by creating an efficient air stream free of power