Performance Overview

Transit Auto offers the most comprehensive and highest-quality replacement kits on the market. Thanks to our cutting-edge AI, in-house product team, and proprietary fitment data, we are able to build and deliver the most accurate kits on the market. All our kits include the highest-quality parts on the market, sourced directly by Transit and its sub-brands. Backed by over 50 years of experience and with in-house q...

Key Features

• Exclusive PowerGrip™ Semi-Metallic formula provides unmatched braking power (powerful friction, extreme temperature tolerance, aggressive initial bite) while maintaining low dust and noise
• Engineered with Carbon-Enhanced PowerCast™ (G11H18/G3000) iron castings to achieve an unmatched power and braking performance (strength, grip, stability)
• Fiber-Reinforced Multi-Layer Shim with a rubber core minimize noise, vibration, and harshness for complete quietness
• Exclusive DS1™ Bi-Directional Drilled and Slotted for universal left or right installation
• Engineered with High Carbon SteelRX™ alloy (Pressure Resistant, Thermal Conductive) and dipped in an Anti-Rust Black Paint to improve durability
• Precision Cross-Drilled and Slotted for maximum cooling and heat dissipation

Package include:

• 2x Disc Brake Rotor
• 1x Brake Pad Set

Vehicle Fitment

Fitment Summary: 2008-2017 Subaru WRX STI, Subaru Impreza

Position: Rear

• 2013-2017 Subaru WRX STI — Position: Rear
• 2011-2014 Subaru Impreza — Position: Rear | Fitment Precision: WRX STI/WRX STI Limited
• 2010 Subaru Impreza — Position: Rear | Fitment Precision: WRX STI/WRX STI Special Edition
• 2008-2009 Subaru Impreza — Position: Rear | Fitment Precision: WRX STI

FAQ

Will this fit my vehicle?
Please verify your year, make, model, position, and any fitment notes using the compatibility list above before purchase. This listing includes fitment data for 2008-2017 Subaru WRX STI, Subaru Impreza.

What part number is this?
The listed part number is KDF-100501.

Is this product designed for direct replacement?
Yes. This Disc Brake Kit is intended to match compatible vehicle applications listed in the fitment section.

Should I confirm fitment before ordering?
Yes. Always compare your original part, position, and vehicle details with the fitment chart before ordering.

Common Searches

• Disc Brake Kit for Subaru WRX STI
• KDF-100501 fitment
• Transit Auto Disc Brake Kit
• Rear Disc Brake Kit
• 2008-2017 Subaru WRX STI Disc Brake Kit

Vehicle Fitment Table