PowerStop Z23 Evolution Sport Brake Kit (FRONT)

2004–2006 Scion xA / Scion xB

K109

Overview:

The PowerStop Z23 Evolution Sport Brake Kit is a comprehensive front brake upgrade designed specifically for the 2004 to 2006 Scion xA and xB models. This kit offers an easy, bolt-on solution for drivers seeking enhanced braking performance without the hassle of complicated installations or modifications. Ideal for daily drivers, the Z23 kit improves stopping power while maintaining clean, low-dust operation to keep your wheels looking sharp.

Whether you navigate city streets or highway commutes, this brake kit delivers reliable, consistent braking performance with a focus on durability and style. PowerStop’s mission is to provide an accessible upgrade that elevates safety and driving confidence for everyday vehicles.

Key Features:

The Z23 Evolution Sport Brake Kit combines advanced materials and thoughtful engineering to deliver superior braking performance and longevity. Key features include:

• Carbon-Fiber Ceramic brake pads engineered for enhanced stopping power and reduced brake dust
• Drilled and slotted rotors designed to dissipate heat efficiently and resist warping
• Premium stainless-steel hardware included for secure, corrosion-resistant installation
• Low-dust pad formula that minimizes wheel contamination and keeps rims cleaner
• Direct bolt-on fitment for a straightforward upgrade with no modifications required
• Rotors treated with anti-corrosion coating to extend service life and maintain appearance
• Balanced design to reduce brake fade during repeated or aggressive stops

Construction & Design:

PowerStop’s Z23 kit features rotors crafted from high-grade cast iron with precision-drilled holes and slots. This design promotes optimal heat dissipation and gas venting, reducing the risk of brake fade and maintaining consistent pedal feel. The rotors’ corrosion-resistant coating helps prevent rust buildup, preserving both performance and aesthetics over time.

The Carbon-Fiber Ceramic pads utilize a proprietary low-dust compound that blends carbon fiber with ceramic materials. This composition delivers strong initial bite and smooth braking while generating minimal brake dust, which helps keep wheels cleaner and reduces maintenance. The included stainless-steel hardware ensures a secure, rattle-free installation and resists corrosion in various weather conditions.

Installation & Fitment:

The PowerStop Z23 Evolution Sport Brake Kit is designed for a direct, bolt-on installation on 2004–2006 Scion xA and xB front brakes. No special tools or modifications are necessary, making it an ideal upgrade for DIY enthusiasts and professional installers alike. The kit includes all necessary components to replace pads, rotors, and hardware in one convenient package, simplifying the brake upgrade process.

What's Included:

• Front drilled and slotted rotors
• Carbon-Fiber Ceramic brake pads
• Premium stainless-steel installation hardware

Ideal For:

This brake kit is perfect for Scion xA and xB owners who want to improve their vehicle’s braking performance without sacrificing cleanliness or ease of installation. It suits daily drivers, commuters, and enthusiasts looking for a reliable, affordable upgrade that enhances safety and driving confidence. The low-dust formula also appeals to those who prioritize maintaining the appearance of their wheels.

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.