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AP Racing by Essex Radi-CAL CP9451 340mm ENP rear brake kit for Subaru WRX STI
  • AP Racing by Essex Radi-CAL CP9451 340mm ENP rear brake kit for Subaru WRX STI
  • AP Racing Radi-CAL rear caliper kit
  • AP Racing Radi-CAL rear caliper angle
  • AP Racing by Essex Radi-CAL CP9451 340mm ENP rear brake kit for Subaru WRX STI
  • AP Racing Radi-CAL rear caliper kit
  • AP Racing Radi-CAL rear caliper angle
AP Racing by Essex Radi-CAL Rear Brake Kit (CP9451 / 340mm) - Subaru WRX / STI (2008-2021)
$4,849.00
Finish
Description

AP Racing by Essex Radi-CAL Rear Competition Brake Kit

Fits Subaru WRX / STI (2008–2021).

Specification

  • AP Racing CP9451 Radi-CAL four piston calipers
  • 340 x 28mm, 48 vane heavy duty AP Racing discs
  • 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 the front Essex / AP Racing Competition BBKs (CP9660 355mm, CP9660 372mm, CP9668 355mm, CP9668 372mm)

Finish

Available in standard finish or ENP (Electroless Nickel Plating).

Fitment

Contact us with your year, model, trim and wheel details before ordering. We will confirm the correct configuration and wheel clearance for your specific car in writing before your order is processed.

Professional installation is recommended for all competition brake kits.

Rear kit. Designed to pair with a front Essex / AP Racing Radi-CAL kit. Brake pads and pad tension kits available separately — contact us for a quote alongside the kit.

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