GSC P-D Single Valve Spring + Titanium Retainer Kit Scion FR-S 2013-2016 / Subaru BRZ 2013-2020 Vehicle Make_Scion we realize they are not

we realize they are not for everyone

2004 2006 SUBARU BAJA SPORT

High-RPM naturally aspirated builds

GM GM-LL-A-025

forced induction vehicles using the OEM electronic engine management system

GSC P-D Single Valve Spring + Titanium Retainer Kit Scion FR-S 2013-2016 / Subaru BRZ 2013-2020 Vehicle Make_Scion we realize they are notPart #: 5756 All new GSC Power Division Single, Cylindrical Spring kit for the Subaru BRZ, Scion FRS and Toyota FT86 using the new 2. 0L NA boxer engine. These are great for boosted applications or high revving NA engines needing more spring with out breaking the bank. These can handle up to 8200RPM and 20LBS of boost due to new Chromoly valve spring seats and light weight titanium retainers. Includes: 16 Valve Springs 16 Ti Retainers 16 Spring Seats