Related Clues:
- Auto engine conditioner
- Indy additive
- Scott Weiland's band, briefly
- It facilitates replying to a MS.
- 'Interstate Love Song' band, for short
- Maker of fuel additives
- Major coll. fraternity
- Octane Booster brand
- Manuscript enclosure (Abbr.)
- Motor oil abbr.
- Big name in fuel additives
- Pennzoil letters
- Cable bill encl.
- Oil can abbr.
- Brake fluid brand