So what powers NASCAR's fleet? Sunoco has been the official fuel of Nascar for over 20 seasons — that's over 18 million competitive miles. Initially, a high-octane leaded fuel was used across ...

While the E15 debate continues, the National Association for Stock Car Auto Racing (a.k.a. NASCAR) announced that Sunoco Green E15, a high-performance ethanol-blended fuel, will become its ...

NASCAR is at risk of having a $10 million sponsorship shortfall as negotiations with long-standing fuel provider Sunoco rumble on. Sunoco has been the fuel provider for all of NASCAR's national ...