Here is the full list of all 20 Dollar Dash achievements.
Buy every shop item.
Acquire rank Capo.
Outrun a magpie.
Win 5 games or finish 20 games in mode Dollar Dash (online).
In an online game, deposit a full bag of $1000 at the getaway car.
Win 5 games or finish 20 games in mode Save the Safe (online).
Win an online match with a lead of $100.
Win a Save the Save match without losing the safe (online).
Win an online game with a custom hat, face & dance.
Suffer beer damage 10 times in a single match.
Bounce a nuke with Jelly.
Win 5 games or finish 20 games in mode Hit'n'Run (online).
Knock out an opponent with melee attacks.
Use both taunts and win an online match.
Win one game in Mode Hit'n'Run without beeing knocked out by other players (online).
In an online game, hit 3 human players with a single boulder.
Complete the Boot Camp.
Steal $1000 in a single match from other players.
Acquire rank Boss.
Acquire highest rank.