The Cusco metal-faced clutch disc will meet and exceed your most rugged requirements. Engagement point in the clutch is not overly harsh and offers smooth opperation just like the factory clutch.
Used in combination with Cuscos reinforced clutch cover, the entire system will give that extra performance edge you are looking for.
WARNING: Cancer and Reproductive Harm
Agency Power Front Sway Bar Links Subaru Legacy WRX STI 02-10
HKS Legamax Exhaust System with Center Pipe Subaru WRX STI 08-14
MagnaFlow Exhaust Products Street Series Stainless Cat-Back System Subaru STI 2008-2010 2.5L 4-Cyl