Disc brake cleaner our disc brake cleaner can improve braking performance by rapidly removing brake dust and oil as well as dirt and grime from all braking parts its unique formula has added conditioners that rehydrate your disc brake pads to dramatically reduce brake squeal prolong the disc pad life and restore braking performance muc off disc brake cleaner air dries rapidly without leaving any residue and its perfectly safe on rubber plastic anodized metals carbon fibre and painted sur