GSC Power-Division Single Beehive Valve Spring Set - 2003-2006 Mitsubishi Evo 8/9 PDM_aftermarket-grills This has been shown to

This has been shown to aid in cylinder filling at lower RPMs while smoothing out throttle response

Will not harm suspension knuckle like other methods while also saving time

Torque Solution Short Shifter and Bushing Combo Subaru WRX 2008-2014 RallySport Direct proudly carries a massive selection of high-performance engine

The GrimmSpeed Universal Manual Boost Controller is an inline bleed-style controller that raises boost by restricting the wastegate actuator signal

GSC Power-Division Single Beehive Valve Spring Set - 2003-2006 Mitsubishi Evo 8/9 PDM_aftermarket-grills This has been shown toGSC Power Division Single Beehive Valve Spring Set Mitsubishi Evo 89 2003 2006 RallySport Direct is proud to carry the GSC Power Division Beehive Springs which are the result of some of the most advanced manufacturing techniques in the industry. GSC uses an ovate wire which utilizes advanced material heat treatment methods for superior load loss capabilities. This provides the spring with the highest level of spring load retention while still