Foaming Wheel Cleaner. DoctorWax Foaming Wheel Cleaner is a professional high-tech formulation containing ASF Advanced Smart Foam technology quickly and effectively removes road grime, stubborn brake dust, tar spots, grease and salt from all wheel types and hubcaps. Long term barrier against dirt, stains and other dulling agents. Easily removes mud, rust, salt and brake dust from wheels including chrome and chrome plating. Used regularly, Doctor Wax Foaming Wheel Cleaner repels dirt and debris. Advanced Smart Foam ASF Cleans on contact Non-acid formula Safe for all wheels and hubcaps