Go Fast Bits Underdrive Pulley Kit w/Belts Subaru Impreza RS 1999-2003 Vehicle Model_WRX STI you can see the dyno

you can see the dyno charts of this spacer paired with our intake manifold spacer and the gains are tremendous

This Whiteline 20mm fixed position sway bar = more grip = better handling = outright performance - it's the best dollar for dollar handling improvement you can make to your vehicle

rendering it much more street friendly than solid or rigid designs

The Turbo XS 4-Bolt 3-inch Gasket for this exhaust is available to purchase separately

as it is not included and the 2

Go Fast Bits Underdrive Pulley Kit w/Belts Subaru Impreza RS 1999-2003 Vehicle Model_WRX STI you can see the dynoOne of the ways that you can improve the response in your engine is by adding a lightweight pulley set. Lightweight pullies have less rotational mass when compared to OEM pullies and less rotational mass means that you will have improved engine response for a little bump in both power and torque. Part #: 2002 This is the Go Fast Bits 3 Piece Underdrive Pulley Kit which includes the crank pulley, and both alternator and power steering pullies. These