Related Clues:
- Goes 'vroom vroom'
- Help for the power hungry
- Sound-boosting equipment
- Rock concert lineup?
- Races in neutral
- Devices for electric guitars
- Gooses, as an engine
- MLK and Ralph Abernathy, for two (Abbr.)
- Makes a car go vroom
- Band’s volume boosters
- Signal-boosting devices
- Makes purr, maybe
- Lollapalooza equipment
- Sound boxes for a band
- Some gear for a gig