Power Stop 11-20 GMC Sierra 3500 HD Rear Drilled & Slotted Rotor - Pair Hyper Black/Polish Lip This air control system provides

This air control system provides an easy adjusting air source for your vehicle's air suspension

Packing more fins into our core results in an 84-percent increase in external fin surface area over the stock radiator

All aluminum construction provides increased durability and more aggressive turbo and engine sound

Remember your diff

Designed for performance

Power Stop 11-20 GMC Sierra 3500 HD Rear Drilled & Slotted Rotor - Pair Hyper Black/Polish Lip This air control system providesPower Stop drilled and slotted rotors provide a bolt on upgrade for improved brake cooling and performance. Precision cross drilled for maximum cooling and maximum performance during extreme conditions; rounded slots sweep away gasses, dust, and moisture to keep a clean friction contact patch on the rotor surface. Silver zinc dichromate plating resists rust and corrosion. With a direct OE fit, there are no special modifications needed.