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AP Racing Radi-CAL Competition Brake Kit Front CP9660/355mm - WRX/STI

Complete front Essex Designed AP Racing Radi-CAL Competition Brake Kit for the Subaru WRX STI:

  • Features AP Racing CP9660 Radi-CAL six piston calipers
  • 355x32mm, 72 vane AP Racing disc
  • Eliminates approximately 10 lbs. of unsprung weight from the car's nose
  • Every component designed to resist the heat of extended track sessions
  • Pistons sized properly to allow for seamless integration with OEM master cylinder and ABS system
  • Designed to work with OEM rear brakes


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