Pennzoil presence in the IndyCar Series began in the 1930's with Russell Snowberger, and based on his success, more IndyCar drivers began to use Pennzoil racing oil in their race cars. In 1979 ...

Pennzoil produces a range of conventional motor oils, synthetic blends, and full-synthetic oils, such as its Ultra Platinum, High Mileage, and Platinum Euro lines. Havoline is a motor oil company ...