EBC S9 Kits Yellowstuff and USR Rotors (S9KR1272) 1863 A complete list of validated

A complete list of validated 3rd Party devices is available Here

A typical aFe system will increase exhaust flow by up to 29% and lower EGT (Exhaust Gas Temperature) by up to 100º

tuned and dyno-tested to fit specific Subaru Impreza WRX/WRX STI

That s over 30% more flow

The X-Series Wideband Gauge and X-Series Inline Controller support the popular Bosch 4

EBC S9 Kits Yellowstuff and USR Rotors (S9KR1272) 1863 A complete list of validatedEBC S9 Kits Yellowstuff Brake Pads and Black USR Rotors Save on the cost of buying separate parts with this quality Yellowstuff brake pad and rotor kit which includes pads, rotors and caliper lube. The benefits of this kit over the S5 Kit is the reduced wind noise from the fine slotted USR series rotors. Kit includes EBC flagship GG rated Yellowstuff high friction pads for maximum brake effect fully shimmed chamfered and slotted finished with patented