Explore drilled & slotted rotors & slotted rotors. Shop performance rotor. Discover cross drilled rotors. Order Drilled & slotted rotors in Canada. Maintaining performance rotors is crucial for optimal braking efficiency and safety in your vehicle. Signs that indicate the need for a rotor replacement include vibration during braking, visible grooves or scoring on the rotor surface, and a noticeable decrease in braking performance. When choosing a new performance rotor, consider the type - slotted, drilled, or a combination of both, and prioritize high-quality materials like reinforced carbon or high-grade cast iron for durability and heat dissipation. Always ensure compatibility with your car model for a seamless installation and enhanced driving experience. Regular checks and timely upgrades to performance rotors can significantly improve your vehicle's handling and safety.