PowerStop Z23 Evolution Sport Brake Kit (REAR)

2008–2015 Scion xB

K4737

Overview:

The PowerStop Z23 Evolution Sport Brake Kit (Rear) is a comprehensive brake upgrade solution designed specifically for the 2008 to 2015 Scion xB. This kit is engineered to provide enhanced stopping power, improved brake feel, and reduced brake dust, making it an ideal choice for drivers seeking a reliable and straightforward performance brake upgrade for their daily-driven vehicle.

Whether you navigate city streets, suburban roads, or occasional spirited drives, the Z23 kit delivers consistent braking performance with minimal maintenance. It offers a perfect balance between everyday usability and sport-inspired braking capability without the need for complex modifications or professional installation.

Key Features:

PowerStop’s Z23 Evolution Sport Brake Kit combines advanced materials and thoughtful engineering to elevate your Scion xB’s braking system. Key features include:

• Carbon-Fiber Ceramic Brake Pads: These pads provide superior stopping power with a low-dust formula that helps keep your wheels cleaner for longer.
• Drilled & Slotted Rotors: Designed to improve heat dissipation and reduce brake fade, these rotors also help maintain consistent braking performance under demanding conditions.
• Premium Stainless-Steel Hardware: Included for a secure, corrosion-resistant installation that ensures long-lasting durability.
• Easy Bolt-On Upgrade: Designed for direct fitment with no modifications required, making installation straightforward for DIY enthusiasts and professionals alike.
• Rust and Corrosion Protection: Rotors feature protective coatings to resist rust, extending the life and appearance of your brake components.
• Optimized for Daily Driving: Balances performance and comfort, delivering smooth braking without excessive noise or harshness.

Construction & Design:

The Z23 Evolution Sport Brake Kit is built with high-quality materials engineered for durability and performance. The carbon-fiber ceramic brake pads combine advanced friction materials that offer excellent bite and fade resistance while minimizing dust and noise. The rotors are precision-machined from premium-grade cast iron and feature drilled holes and slots to enhance cooling and evacuate gases and debris during braking.

Stainless-steel hardware is included to ensure a secure fit and resist corrosion, which is especially important for maintaining brake performance and safety over time. The overall design focuses on delivering a reliable, long-lasting upgrade that improves braking confidence without sacrificing comfort or requiring additional modifications.

Installation & Fitment:

This rear brake kit is a direct replacement for the factory components on 2008–2015 Scion xB models, requiring no special tools or modifications. The included hardware and detailed instructions make installation straightforward, whether performed by a skilled DIYer or a professional mechanic. The bolt-on design ensures a precise fit and reliable operation immediately after installation.

What's Included:

• Carbon-Fiber Ceramic Rear Brake Pads
• Drilled & Slotted Rear Rotors
• Premium Stainless-Steel Installation Hardware
• Installation Instructions

Ideal For:

The PowerStop Z23 Evolution Sport Brake Kit is ideal for Scion xB owners who want to upgrade their rear braking system for improved performance and aesthetics. It suits daily drivers looking to reduce brake dust and noise while enhancing stopping power, as well as enthusiasts who want a reliable, cost-effective brake upgrade without the complexity of high-end racing components.

PowerStop builds complete, vehicle-specific brake upgrade kits—pads, rotors, hardware and more—designed as an easy bolt-on way to improve stopping performance. With options aimed at towing, spirited street driving, and more aggressive use, PowerStop is a popular choice when you want a straightforward brake upgrade with better feel and confidence than stock.