Brake Buster Total Wheel Cleaner safely removes accumulated brake dust, oil, dirt, stains, and light corrosion from premium quality wheels without damaging the delicate surface. Brake Buster is a unique cleaning gel that adheres to the wheel surface and penetrates the dirt deposits to clean them away. It contains corrosion inhibitors that deposit a thin layer of protection on the wheel to protect it from future corrosion.  - Acid Free - Foaming Wheel Cleaner - Safe on all Wheel Surfaces - Removes Brake Dust. Brake Buster is dilutable and can also be used in a foam cannon or foaming pump sprayer making it the ideal maintenance wheel cleaner.