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) 36 levels of dampening adjustment allow you to fine tune the ride to your handling and comfort needs
Inverted design for McPherson type suspension
and do not require modification or re-gapping to run safely on your Mazdaspeed3
2008-2014 Subaru Impreza WRX STi Hatchback
Ferrea Dual Valve Spring 2003-2007 Mitsubishi EVO 8 / 9 (QTY 16) G37_2007-2013 ) 36 levels of dampeningPart #: S10084 Harmonics or high frequency fatigue is present in all racing engines and will usually destroy the valvetrain if not controlled. Properly designed valve springs will control the dominant harmonics, provide the needed stability, and reduce valvetrain component wear. Ferrea valve springs are developed from high strength alloys, including premium grade chrome silicon steel. Our springs are heat treated and stress relieved, which