BC Brian Crower Ti Valve Springs and Retainer Kit for FA20 VA Subaru WRX Spring:Single Spring 2018-2021 Subaru WRX

2018-2021 Subaru WRX

Designed to work with the Killer B Ultimate Oil Pickup (as OEM ones are known to break)

Previous Gen1 PBO085-1000

it's advisable to replace worn guides with new aftermarket ones

Part Numbers: NOK7610

BC Brian Crower Ti Valve Springs and Retainer Kit for FA20 VA Subaru WRX Spring:Single Spring 2018-2021 Subaru WRXBC Brian Crower valve spring and titanium retainer kit for the VA WRX with the FA20 engine. Designed for high RPM, BC valve springs by PAC Racing are crafted from the highest grade, ultra clean chrome silicone alloy and undergo proprietary processing for consistent pressure. BC titanium retainers are CNC machined from 6AL4V titanium round bar to exacting tolerances. Please Note: Pictures are for reference. Vehicle Fitment: 2015 2021 Subaru WRX (VA