Ultimate All Wheel Cleaner - 24oz Spray *Case of 4*Meguiar&';s A(R) Ultimate All Wheel Cleaner delivers our most powerful cleaning performance that is also safe for all wheel and brake finishes! This advanced chemistry blends road grime-attacking surfactants with active brake dust dissolving agents. The deep-cleaning gel formula turns brake dust purple and road grime brown as it gently loosens stubborn contaminants. And since it&';s acid-free and pH balanced this wheel cleaner is safe and effective for all wheel finishes and painted brake components.Features: The active gel quickly dissolves heavy brake dust! Turns purple as it dissolves brake dust! Tough on road grime and dirt, but not your wheels! Acid-free and pH balanced - Safe for all wheel finishes! Safe on painted brake components Delivers powerful cleaning, yet gentle and safe