MORE POWER, LESS WEIGHT, DRAMATICALLY CHANGE YOUR WRX/STI. High quality production, for true competition use without compromise. Only the best Titanium grade materials are used. From the special racing layout design, made as straight as possible, to the high flow silencer. We have poured our knowledge into it all. When you see our EXPREME Ti system, you can then understand that ours is unrivaled. Big weight savings: WRX?08-'14/STI?11-'14 : 34.84lbs (16.0kg) Weight Drop WRX ?15+ : 21.61lbs (9.80kg) Weight Drop Fits USDM (US Market)? Subaru WRX 2008-2014 & WRX STI 2011-2014 with EJ25 engine Fits USDM (US Market) Subaru WRX 2015+ with FA20DIT and WRX STI 2015+ with EJ25 engine 
