Highly concentrated, non-fuming, acid detergent with extra wetting agents for the absolute toughest of cleaning jobs, such as road film. Cleans and restores oxidized aluminum. Removes carbon, grease, oils, stains and diesel smoke. Easy to apply. Applications include truck trailers, aluminum wheels, vehicles, preparing aluminum for paining, and many more. For use on most aluminum surfaces, machinery, parts, trucks or trailers, pontoons. Cleans and brightens in one operation. Do NOT use on glass, polished aluminum, anodized aluminum or coated wheels. An unbelievable rim cleaner and degreaser. A ready-to-use, phosphate-free, acid wheel cleaner formulated to safely remove brake dust and heavy road film from most wheel types. Requires absolutely no scrubbing! Apply to cool wheel and wash off! Dirt and brake dust are no more! Not recommended for untreated aluminum wheels.