Related Clues:

• More than just plugs
• Amps up
• Accelerates, with 'up'
• Brightens (up)
• Energizes, with "up"
• Guns, Indy-style
• Tach figure, informally
• Enjoys a V-8?
• ___ up (gets excited)
• Touts
• Tach units
• Livens (with "up")
• Vitalizes (with ''up'')
• Cranks up, as an engine
• Stimulates, with ''up''