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Ships within 48 hours · Estimated delivery Aug 1 - Aug 6
Not CARB exempt
Unlocks a potent max gain of 21 hp and 24 lb-ft of torque at the crank -- without software
The STI's Bilstein dampers and stiffer factory suspension tune are considered in the spring rate and progressive curve design -- these springs work with the factory dampers rather than fighting their calibration
these 1/2" studs require the engine case to be drilled
complete with burnt end tips for a distinctive look
HKS Flat Brim Cap Oil Color No. 87 Subaru-WRX-2005 Not CARB exemptHKS Flat Brim Cap Oil Color No. 87 HKS Performance Engineering HKS has been one of the leading names in performance automotive engineering since 1973, building a global reputation through motorsport involvement at the highest levels. Their product range covers virtually every aspect of engine and chassis performance, with each product developed through in house testing and real world validation. Details Prominently displays the No. 87 emblem,
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