Up to 15% offGSC Power Division
GSC P-D Subaru / Scion FA20 Chromoly CNC Spring Seat w/5756 Spring Kit - Set of 16
$48.96$57.60Unit price /UnavailableGSC Power Division
GSC P-D Toyota 2JZ-GTE Extreme Pressure 0.060in Chromoly Spring Seat (Set of 24)
$73.53$86.50Unit price /UnavailableGSC Power Division
GSC Nissan RB26DETT/RB26 0.211in Chromoly Intake Spring Seat (Set of 12)
$62.17$73.14Unit price /UnavailableGSC Power Division
GSC Nissan RB26DETT/RB26 0.211in Chromoly Exhaust Spring Seat (Set of 12)
$62.17$73.14Unit price /UnavailableGSC Power Division
GSC P-D Subaru EJ Series CroMo Spring Seat Set (For 5074 Spring Kit) - Set of 16
$82.89$97.52Unit price /UnavailableGSC Power Division
GSC P-D 13-15 Scion FR-S / BRZ FA20 CroMo Beehive Spring Seat Kit (Set of 16)
$48.96$57.60Unit price /Unavailable-
Up to 15% off
GSC Power Division
GSC P-D 4G63T .035in over OEM Chromoly CNC Spring Seat for Mitsubishi - Set of 16
$48.96$57.60Unit price /Unavailable 
Up to 3% offIndustrial Injection
Industrial Injection 110 LBS Single Valve Spring Set
$401.53$413.95Unit price /Unavailable
Up to 5% offManley Performance
Manley Mitsubishi EVO X (4B11T) Valve Spring and Retainer Kit (w/o Valve Locks) (16 each)
$380.20$400.21Unit price /Unavailable-
Up to 5% off
Manley Performance
Manley Dodge SRT-4 .500in Valve Spring and Retainer Kit (w/o Valve Locks) (16 each)
$322.19$339.15Unit price /Unavailable -
Up to 5% off
Manley Performance
Manley Subaru WRX/STi .490in Valve Spring and Retainer Kit (w/o Valve Locks) (16 each)
$532.99$561.04Unit price /Unavailable -
Up to 5% off
Manley Performance
Manley Subaru WRX/STi Valve Spring and Retainer Kit (w/o Valve Locks) (16 each)
$345.16$363.33Unit price /Unavailable -
Up to 5% off
Manley Performance
Manley Nissan VQ35DET Valve Spring and Retainer Kit (w/o Valve Locks) (24 each)
$570.32$600.34Unit price /Unavailable -
Up to 5% off
Manley Performance
Manley Nissan SR20DE/SR20DET Valve Spring and Retainer Kit (w/o Valve Locks)
$345.16$363.33Unit price /Unavailable -
Up to 5% off
Manley Performance
Manley Nissan KA24DE Valve Spring and Retainer Kit (Use factory valve locks)
$562.63$592.24Unit price /Unavailable
