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Larger piston valves and oil capacity allows for a faster reacting dampening force
including non-toxic
weekend street cars
but a boost gauge and a wideband gauge is absolutely necessary especially if you have modifications
Platform: Universal
GSC Power-Division Single Valve Spring Set w/ Titanium Retainers - Subaru Models (inc. 2002-2014 WRX / 2004-2021 STI) Subaru-WRX-2025 Larger piston valves and oilThe Single Valve Spring Set will allow the Subaru STI to rev higher and run more boost with an upgraded valvetrain. GSC Power Division Single Valve Spring Set w Titanium Retainers Specs: Made using durable materials and construction Allows the user to reach higher boost and power levels that would be limited by the stock valvetrain Less stress on valvetrain components Lower spring frequency for more precise valve control. More valve control equals
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