The World of Outlaws STP Sprint Car Series will kick off the second half of its spring swing throughout the West at the high-banked, quarter mile on Saturday, March 23, for the Mini Gold Cup.

KNOXVILLE , Iowa - June 15, 2013 - Donny Schatz swept the World of Outlaws STP Sprint Car Series weekend by capitalizing on leader Brian Brown’s slip Saturday night at Knoxville Raceway.

Joey Logano is on the pole for Sunday's STP 500 at Martinsville Speedway in Virginia. Click here to find out how to watch the race online and on mobile.

The STP product line of fuel and oil additives, functional fluids and automotive appearance products have a broad customer base ranging from professional racers to car enthusiasts and “Do-it ...

Q: Greg, I have seen reports that Andy Granatelli, who owned STP, once drove a Studebaker Avanti at Bonneville and went 196 mph. How did all this happen and wasn’t Granatelli famous more for his ...

Steve Kinser has no plans to retire from sprint-car racing, but he will be cutting back his future schedule. Kinser has announced that 2014 will be his final full season of competition in the ...

While Steve Kinser, Sammy Swindell and Doug Wolfgang may always be known as winged sprint car racing’s Big Three, there’s a new Big Three dominating the action in the World of Outlaws STP ...

Car owner Dave Lunstra and driver Mark Dobmeier parted ways at the end of 2014. Lunstra taking his time before naming a driver for next season.

In 1964, Granatelli became CEO of the STP Corporation, an oil additive he developed, and he already knew first-hand that motor racing delivered consumer sales and product loyalty.