Possible Clues:

• 'Twice as much for a nickel' sloganeer, once
• Popular pop originally named "Brad's Drink"
• Soft drink choice
• Cola wars 'combatant'
• #2 pop
• It 'hits the spot,' per old radio ads
• Mountain Dew bottler, informally
• Brand originally named Brad's Drink
• 'Live for Now' soft drink
• Cola Wars cola