SKU: S4KR1115
EBC S4KR1115 S4 Kits Redstuff Pads and USR Rotors Rear for 2008-2017 Subaru Impreza WRX STI
EBC Brakes S4KR1115 delivers a complete rear brake upgrade kit with Redstuff pads and USR slotted rotors plus caliper lube. Designed for 2008-2017 Subaru Impreza WRX and STI models this kit provides strong braking at any speed with low dust output. Expect silent operation cooler running temperatures and flat even pad wear thanks to slotted design and advanced pad materials.
Key Features
- Redstuff Pads: Aramid fiber enhanced with ceramic granules fully shimmed slotted chamfered with patented EBC Brake-in coating for fast bedding and zero fade braking power lowest dust in EBC range FMSI D961
- USR Slotted Rotors: Fine slotted G3000 vented sport rotors 316mm diameter 20mm thick 64mm height 58mm center bore 5 bolt holes for silent braking cooler temps and guaranteed parallel pad wear
- Geomet Anti-Rust Coating: Black Geomet finish on rotors resists corrosion for long-lasting appearance and performance
- Direct Fit Design: Bolt-on replacement matches stock setup no modifications hardware changes or custom work required
- Complete Kit Value: Includes rear pads pair of rotors and caliper lube saves 15% versus separate purchase with 10000 mile no hassle warranty
Product Notes
- Ideal for spirited highway driving in muscle cars premium imports like Subaru Impreza WRX
- Follow EBC bedding procedure after install for peak performance and longevity
- Kit weight 22 lbs ships in protective box measuring 18 x 18 x 10 inches
Installation Notes
- Professional installation recommended.
- Torque caliper bolts to Subaru factory specs use included lube on slides
- Fully compatible with OEM calipers hardware and ABS systems
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2009-2010 | Subaru | Impreza | 2.5 GT |
| 2008-2011 | Subaru | Impreza | 2.5i |
| 2010-2011 | Subaru | Impreza | 2.5i Premium |
| 2012-2014 | Subaru | Impreza | Base |
| 2012-2014 | Subaru | Impreza | Limited |
| 2008-2011 | Subaru | Impreza | Outback Sport |
| 2012-2014 | Subaru | Impreza | Premium |
| 2012-2014 | Subaru | Impreza | Sport Premium |
| 2008-2014 | Subaru | Impreza | WRX |
| 2010-2014 | Subaru | Impreza | WRX Limited |
| 2009-2014 | Subaru | Impreza | WRX Premium |
| 2008-2014 | Subaru | Impreza | WRX STI |
| 2011-2014 | Subaru | Impreza | WRX STI Limited |
| 2015-2017 | Subaru | WRX STI | Base |
| 2015 | Subaru | WRX STI | Launch Edition |
| 2015-2017 | Subaru | WRX STI | Limited |
| 2016 | Subaru | WRX STI | Series.HyperBlue |
Why Choose EBC Brakes?
- 60 year pedigree in brake material blending with pads tested on 8 dynamometer systems across two factories over 3 million dollar research investment
- Manufactures pads and rotors for vehicles worldwide delivering reliable control and performance
- Proven engineering for high efficiency braking without dust or noise in demanding conditions
Frequently Asked Questions
- Q: Will S4KR1115 fit my 2012 Subaru Impreza WRX rear brakes?
A: Yes direct fit for 2008-2014 Impreza WRX rear including Premium Limited STI models no changes to stock setup - Q: What makes Redstuff pads different from standard compounds?
A: Aramid fiber with ceramic granules provides low dust shimmed design slotted chamfered Brake-in coating for fast seat-in and consistent power across temperatures - Q: What does the warranty cover?
A: 10000 mile no hassle warranty on pads and rotors for defects in materials workmanship under normal use
Shipping & Handling
- Method: UPS Ground or FedEx Home Delivery
- Availability: In stock – ships same or next business day
- Packaging: Secure EBC box 18 x 18 x 10 inches
- Weight: 22 lbs





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