| Year | Make | Model |
|---|---|---|
| 2004 - 2006 | Saab | 9-2X |
| 1997 - 2008 | Subaru | Forester |
| 1992 - 2007 | Subaru | Impreza |
| 1989 - 2003 | Subaru | Legacy |
| 1998 - 2003 | Subaru | Legacy Outback BH |
| 1993 - 1998 | Subaru | Legacy Touring Wagon BG |
| 2009 - 2015 | Subaru | Outback |
1
/
of
1
Wilwood Narrow Superlite 4R Rear Kit | Subaru WRX (99-05) / Impreza (99-07) (140-12878-D)
Wilwood Narrow Superlite 4R Rear Kit | Subaru WRX (99-05) / Impreza (99-07) (140-12878-D)
SKU:140-12878-D
Out of stock
Regular price
$2,109.29 USD
Regular price
$2,479.08 USD
Sale price
$2,109.29 USD
Unit price
/
per
Couldn't load pickup availability
▶ Vehicle Fitments
The Wilwood Narrow Superlite 4R Rear Kit is a high-performance brake upgrade designed for 1999-2005 Subaru Impreza and 1999-2007 WRX models. Featuring forged four-piston calipers, this kit is paired with BP-10 compound pads and 12.88-inch drilled rotors to deliver enhanced stopping power and heat dissipation. Built with lightweight aluminum calipers, the kit offers improved performance without adding excessive weight, making it suitable for both street driving and show applications. The design maintains full functionality of the original parking brake, master cylinder output, and ABS systems, ensuring seamless integration with OEM components. This setup provides a significant upgrade in braking performance, especially when combined with larger front brake systems and suspension modifications.
Designed for use on rear axles of compatible Subaru models, this kit fits vehicles from 1999 to 2005 for the Impreza and 1999 to 2007 for the WRX. It is intended for high-performance street use and show cars, offering a direct bolt-on installation that does not require modifications. The kit includes calipers, rotors, and necessary mounting hardware, providing a complete upgrade solution. Ideal for enthusiasts seeking improved braking response, fade resistance, and a balanced appearance, this rear brake kit complements larger front brakes and suspension upgrades for a cohesive high-performance setup.
Share
Overview
Overview
Wilwood Narrow Superlite 4R
Fits 1999–2005 Subaru Impreza WRX and 1999–2007 Impreza
Part #: 140-12878-D
Overview
The Wilwood Narrow Superlite 4R Rear Kit is a high-performance brake upgrade designed for enthusiasts seeking superior stopping power and a refined aesthetic for their Subaru Impreza or WRX. This kit features forged four-piston calipers paired with high-quality BP-10 compound pads and 12.88-inch drilled rotors, delivering enhanced braking response and heat dissipation. Built for street and show applications, it offers a combination of durability, style, and performance, making it ideal for drivers who demand more from their braking system without sacrificing OEM compatibility. This kit is suitable for those looking to improve their vehicle’s braking performance during spirited driving or show events, while maintaining full functionality of the OE parking brake, master cylinder output, and ABS systems. It complements larger front brake upgrades and is compatible with existing wheel, tire, and suspension modifications, providing a balanced upgrade for your vehicle’s handling and stopping capabilities.Key Features
This brake kit is engineered with precision materials and thoughtful design to optimize performance and reliability:- Forged aluminum calipers for strength and lightweight performance
- High-temperature BP-10 compound pads for consistent braking under demanding conditions
- 12.88-inch drilled rotors for improved heat dissipation and fade resistance
- Retains full OE parking brake, ABS, and master cylinder functionality
- Designed for easy installation with existing mounting points
- Stylish, performance-oriented appearance suitable for show cars
Construction & Design
The calipers are forged from high-grade aluminum, ensuring a combination of strength and reduced weight to enhance vehicle handling. The drilled rotors are precision-machined to provide optimal airflow and heat management, helping to maintain consistent braking performance during extended use. The kit’s design emphasizes durability and compatibility with factory systems, making it a reliable upgrade for daily driving and high-performance applications.Driving Feel & Feedback
This brake upgrade offers a noticeable improvement in braking response, providing a firm pedal feel and confident stopping power. The combination of caliper design and rotor construction ensures smooth, predictable braking behavior, enhancing driver confidence during aggressive driving or emergency stops.Installation & Fitment
The Wilwood Narrow Superlite 4R Rear Kit is designed for direct bolt-on installation on compatible Subaru Impreza and WRX models from 1999 to 2005 for WRX and 1999 to 2007 for Impreza. It utilizes existing mounting points and hardware, simplifying the upgrade process for experienced enthusiasts and professional installers alike.What’s Included
The package includes forged four-piston calipers, drilled rotors, BP-10 compound pads, and all necessary mounting hardware to complete the rear brake upgrade. Additional components or tools are not typically required for installation.Ideal For
This kit is perfect for Subaru owners looking to enhance their vehicle’s braking performance for spirited driving, show purposes, or everyday reliability. It offers a balanced upgrade that complements larger front brakes and suspension modifications, making it suitable for both street and show cars seeking a high-performance, OEM-compatible solution.