XPR 20W50 is formulated for running extended periods under extreme pressure and heat. It is used in oval track, marine and drag racing and is very popular in sprint cars, late models, truck pullers and bracket racing.

XPR — Extreme Performance Racing oils are formulated for demanding applications such as racing, modified engines and off-road use. XPR’s high film strength make it exceptionally well-suited for today’s high performance cars and trucks, particularly turbo and supercharged engines and / or engines using a nitrous boost.

XPR produces winning results on the race track and is safe enough to use in your daily commuter car.

Professional engine builders and race teams cite increased horsepower and torque, and longer engine life with the use of Royal Purple.

Be sure to follow the manufacturer's and / or engine builder's recommendations when selecting an oil viscosity. For recommendations on modified engines, please contact our technical support department (email Technical Support or call toll-free 888-382-6300).