SKU: S20K1776
EBC Brakes S20K1776 S20 Kits Ultimax Pads and RK Rotors for 2003-2007 Subaru Impreza WRX STI and Saab 9-2X
EBC Brakes S20K1776 delivers front and rear brake pads and rotors in one kit for 2003-2007 Subaru Impreza models including WRX, WRX STI, Outback, RS, and Saab 9-2X. High-efficiency Ultimax pads pair with RK rotors for smooth, reliable stopping power on daily drives. Rear brakes contribute up to 40% of total braking, so replacing both axles ensures balanced performance from day one.
Key Features
- Ultimax Pads: Aramid fiber construction, fully shimmed and chamfered with patented Brake-in coating for quick bedding after install
- RK Rotors: Premium G3000 OEM-style with Geomet anti-rust coating, fully balanced and runout tested for vibration-free braking
- Complete 2-Axle Kit: Includes pads and rotors for front vented 277mm (5×100 bolt, 58mm center) and rear solid 266mm (5×100 bolt, 58mm center), plus caliper lube
- FMSI Pad Numbers: D929 front, D1004 rear for precise compatibility
- 10,000 Mile Warranty: Backed by EBC quality for everyday cars, trucks, and SUVs
Product Notes
- Save 15% compared to separate purchases with this matched pad-rotor set
- Direct fit OEM replacement requires no modifications to stock setup
- Kit renews all brakes for maximum stopping power including rear contribution
Installation Notes
- Professional installation recommended.
- Bolt-on direct fit with no changes to calipers or hubs needed
- Includes caliper lube for smooth operation post-install
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2003-2007 | Subaru | Impreza | WRX |
| 2006-2007 | Subaru | Impreza | WRX Limited |
| 2004-2007 | Subaru | Impreza | WRX STI |
| 2007 | Subaru | Impreza | WRX STI Limited |
| 2006-2007 | Subaru | Impreza | 2.5i |
| 2003-2004 | Subaru | Impreza | Outback |
| 2005-2007 | Subaru | Impreza | Outback Sport |
| 2003-2005 | Subaru | Impreza | RS |
| 2003-2004 | Subaru | Impreza | TS |
| 2006 | Saab | 9-2X | 2.5i |
| 2005-2006 | Saab | 9-2X | Aero |
| 2005 | Saab | 9-2X | Linear |
Why Choose EBC Brakes?
- 60-year pedigree in brake material blending for consistent performance
- 8 dynamometer systems across two factories with over $3 million in research investment
- British-made quality with precision engineering for global vehicle fitments
Frequently Asked Questions
- Q: Does this kit fit 2004-2007 Subaru Impreza WRX STI?
A: Yes, S20K1776 provides front and rear pads/rotors for 2004-2007 Impreza WRX STI along with WRX, Outback, RS models, and Saab 9-2X equivalents - Q: What materials are used in the pads and rotors?
A: Ultimax pads use Aramid fiber with shims, chamfers, and Brake-in coating. rotors feature G3000 cast iron with Geomet anti-rust finish - Q: What does the warranty cover?
A: 10,000 mile no-hassle warranty on pads and rotors against defects when installed and used correctly
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Secure single box, 18 x 14 x 12 inches
- Weight: 32 lbs





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