Ferrea Dual Valve Spring 2003-2007 Mitsubishi EVO 8 / 9 (QTY 16) Stockdrain Designed to handle real-world performance

Designed to handle real-world performance demands

such as Wilwood or Tilton

Part #: TS-EX-001

Hawk HP+ Brake Pads: Hawk HP+ 08-09 WRX brake pads use a race compound designed to take the abuse of track driving and meet the demands of street driving as well

the FW-037-AL is a popular upgrade for Civic Si

Ferrea Dual Valve Spring 2003-2007 Mitsubishi EVO 8 / 9 (QTY 16) Stockdrain Designed to handle real-world performancePart #: 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