| Answer | Crossword Clue |
|---|---|
| STP | NASCAR sponsor since 1970 |
| STP | NASCAR sponsor since 1971 |
| STP | Nascar sponsor |
| STP | NASCAR sponsor |
| SUNOCO | NASCAR sponsor |
| WINSTON | Nascar sponsor |
| STP | Major NASCAR sponsor |
| STP | Longtime Nascar sponsor |
| STP | Noted NASCAR sponsor |
| STP | Longtime NASCAR sponsor |
| STP | Big Nascar sponsor |
| STP | Iconic Nascar sponsor |
| STP | Long time NASCAR sponsor |
| STP | Sponsor of some NASCAR drivers |
| STP | Longtime sponsor of Nascar racers |
| STP | Longtime sponsor in NASCAR events |
