Valvoline has been a major presence at NHRA events since the 1950s and has sponsored such legends as Shirley Muldowney and Joe Amato. Today, Valvoline and its Valvoline, Zerex, Pyroil and Eagle One brands are NHRA contingency sponsors at national events. Racers have made Valvoline Motor Oils the No. 1 choice of racing oil at national events for the past ten years, according to starting line surveys by Valvoline.