Lubegard 90031 Squeak Relief Brake Finishing Treatment, 2 oz. Eliminate Brake Noise; Does Not Effect Braking Performance or Manufacturers Warranties Effective on all brake systems: disc, drum, ABS, domestic and import, Virtually eliminates customer brake squeal comebacks by providing superior noise suppression No drying time required, Waterproof and Prevents oxidation of rotors and drums Squeak Relief will not damage ABS sensors or rubber components, Helps to prevent brake surface rusting/oxidation 2 oz. can treats 6 axle sets, No ozone-depleting CFC's