If you go a little too long between washings or you drive a vehicle with brakes that blacken your wheels, here's some much-needed help. Griot's Garage Heavy-Duty Wheel Cleaner features a thick solution that clings to the surface, breaking down and loosening stubborn brake dust and road grime. It actually changes color as it works! Wet the wheel, spray on Heavy-Duty Wheel Cleaner, allow the cleaning action to take effect for 3 to 5 minutes, gently agitate with any one of our specialty wheel cleaning tools, then rinse clean. Heavy-Duty Wheel Cleaner is a pH-balanced, non-acidic, and non-caustic formula. Safe for use on any wheel finish: painted, chromed, uncoated aluminum, powder coated, and anodized. Unmatched performance for the dirtiest wheels.