STP
- Mon, 14 Apr '25
- Product known as "The Racer's Edge"
- Thu, 13 Mar '25
- Speedway additive brand
- Mon, 3 Feb '25
- Brand of motor oil
- Sun, 15 Dec '24
- Big inits. in fuel additives
- Tue, 29 Oct '24
- Pit stop brand
- Mon, 28 Oct '24
- Valvoline competitor
- Fri, 25 Oct '24
- Indy label
- Sun, 29 Sep '24
- Longtime NASCAR sponsor
- Sun, 22 Sep '24
- Pennzoil competitor
- Thu, 15 Aug '24
- Noted speedway sponsor
- Sat, 29 Jun '24
- Brand seen at AutoZone
- Sun, 2 Jun '24
- Big name in motor oil
- Sun, 7 Jan '24
- "The Racer's Edge" sloganeer
- Sun, 2 Jul '23
- Garage brand
- Tue, 7 Feb '23
- Longtime sponsor of 8-Down
- Sun, 5 Feb '23
- Filling station brand
- Sun, 29 Jan '23
- Noted speedway sponsor
- Sun, 20 Nov '22
- Longtime NASCAR sponsor
- Sun, 13 Feb '22
- Brand seen at speedways
- Mon, 7 Feb '22
- Motor oil brand
- Mon, 17 Jan '22
- Indy 500 sponsor
- Tue, 26 Oct '21
- Canful at a gas station
- Wed, 20 Oct '21
- Valvoline rival
- Fri, 15 Oct '21
- 500 letters?
- Thu, 8 Jul '21
- Big speedway sponsor
- Fri, 25 Jun '21
- Garage brand
- Mon, 19 Apr '21
- Longtime advertiser at the Indy 500