GSC Power-Division high pressure CONICAL Spring set with Titanium Retainer for the Subaru EJ Engines Stock Location USB tuning cable included

USB tuning cable included

if the car it is being used in will support them

Boost Levels: up to 6 levels of boost

Oil containment baffle prevents oil starvation

a unique tri-metal structure that is 24% harder than any other conventional tri-metal race bearing

GSC Power-Division high pressure CONICAL Spring set with Titanium Retainer for the Subaru EJ Engines Stock Location USB tuning cable includedThe GSC Power Division High Pressure Conical Valve Spring with Ti Retainer for Subaru EJ platforms includes 16 titanium retainers, 16 conical valve springs, and 16 chromoly valve spring seats. High RPM and High Boost levels are not a problem on these kits. 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