Professionals trust Lucas Oil, and you should too! Lucas Oil products are used on the drag racing, dirt track, drag boat, and motocross circuits and have helped competitors reach the winners circle time after time. Summit Racing offers Lucas Oil motor oil, oil stabilizer, and oil additives for gasoline- and diesel-powered vehicles. Plus, we’ve got Lucas Oil fuel additives, transmission fluid, gear lubricant, coolant additives, and more—everything needed to keep your mechanical components in optimal condition.