This highly concentrated (20:1), non-acid wheel cleaner formulated to safely clean clearcoated and/or painted aluminum, powder coated, mags, chrome and wire wheels as well as plastic hubcaps. Quickly and easily removes brake dust, metallic particulates, dirt, oil, grease and other surface contaminates from all types of OEM or factory wheels without scrubbing. Also effectively cleans tires and whitewalls. CW-2039-5 Wheelie Extreme™ is designed to be metered through an dilution/proportioner system. Works great in all types of full-serve and self-service car wash operations. VOC COMPLIANT. Note: Not recommended for certain aftermarket wheel finishes such as non-coated, polished, anodized or polished billet aluminum. Always consult wheel manufacturer for care of delicate, afte rmarket wheels before using this product as staining may occur.