Pinnacle Natural Brilliance PIN-422 Black Onyx Tire Gel, 128 fl. oz. One application will give tires a deep, Black enhanced surface that can only be described as a rich onyx. The thicker gel consistency of pinnacle Black onyx tire gel ensures even distribution of product and allows it to remain in place long enough to really Cure. This provides maximum tire Enhancement while it eliminates messy, unattractive sling-off onto body panels.