Stir together bottle club soda, limeade concentrate, water, tequila, bourbon, and orange liqueur. Divide between 2 large zip-top plastic freezer bags; seal bags. Freeze 24 hours or up to 1 week. Serve in salt-rimmed glasses with lime slices.
Note: We tested with Triple Sec orange liqueur.
Total time does not include 24 hours to chill.