PRO/RACE Performance Products is an Australian Company owned by Graham Withers, who was Top Fuel Champion in 1966, 1967 and 1968 driving a “front engine 392 blown Hemi slingshot” which he designed and built himself. After 5 Years of dominating Top Fuel Drag Racing in Australia, Graham retired to establish “Graham Withers Speed Shop” on the main Highway leading south out of the City of Melbourne in 1972.