In 1969, STP® became a public corporation, and shares went on the American Stock Exchange under the symbol “STP”. STP® sponsored its own Indy Car racing team, featuring Mario Andretti, the …

Car enthusiasts, “Do-it-Yourselfers” and professional racers rely on STP® oil additives, fuel additives and brake and power steering fluids to keep their vehicles running better, for longer. STP® is …

For over 60 years – and for more miles than anyone can count – STP® has been one of the most trusted names in automotive care. As part of your regular basic maintenance, using STP® products …

Follow these simple steps to learn how to change your oil and why you need to change your oil.

When Richard Petty rolled into Victory Lane at Riverside International Raceway during the 1972 Cup season opener, the STP® logo was sitting pretty on his car. Today we remain proud partners of …

Scientifically engineered STP® Motor Oil can help reduce wear and tear on your vehicle’s engine. You can find STP® Motor Oil products at AutoZone and Murphy USA.

Learn more about STP® products and use our helpful vehicle maintenance guides for tips on how to keep your vehicle running stronger for longer.

Problem Solver Got a problem with your engine and need the right product to solve it? Find the problem below and see which STP® product can help you get your engine running smoothly again.

STP® has everything you need to keep your car running to its full potential. Explore STP® engine and fuel system products from fuel and oil additives to octane boosters, motor oil and more.

This Petrol engine oil treatment helps reduce wear and friction and increase the longevity of your oil. Find out about STP® Oil Treatment here.