Dark Fury is a concentrated cleaner made specifically for any tire and wheel. Dilute the product 4:1 for the most efficient cleaning power. You can dilute up to 10:1 but we have found that 3:1 to 5:1 works the best. This product performs like an acid wheel cleaner without the acid. It is a very unique product. Spray directly on the tire and rinse the dirt and grease clean. Dark Fury complemented with a pressure washer will make your rim and wheel sparkle. Dark Fury is a great exterior cleaner for just about any vehicle. Great at removing bugs, road grime, cleaning trailers and gutters. Just be sure to dilute Dark Fury at least 4:1 for optimal cleaning capabilities.