GSC Power-Division Conical Valve Spring kit with Ti retainer for the VR38DETT (gsc5068) 1871 providing the ability to air

providing the ability to air out 137mm from stock

Special Comments: AWD 2012 INFINITI G25 Engine: 2

Turbos spool faster

The C63S engine bay reaches high temperatures with heat sources like the turbos in close proximity to the intake so it is crucial that the intake remains sealed

GSC Power-Division Conical Valve Spring kit with Ti retainer for the VR38DETT (gsc5068) 1871 providing the ability to airThs GSC Power Division Conical Valve Spring Kit with Ti Retainer for the Nissan VR38DET includes 24 titanium retainers, 24 conical valve springs, and 24 valvle spring shims. True conical valve springs are not a new concept and are industry proven to provide several key advantages over traditional spring designs. A major advantage of conical springs vs. traditional cylindrical or beehive springs is the damping and removal of valvetrain harmonics. Of