The Faster, Baby! Add-on for Mafia III has 10 achievements.
You helped Irma, Jeremiah, and Christian
You captured Slim Beaumont
You helped MJ and Roxy get the Witnesses free
You survived the drive into Sinclair Parish
Reached the Max Herbalism level
Fully upgraded the Grow House
Sold a single batch of weed for $10,000 or more
Destroyed 10 of Slim's re-election billboards
Killed 30 enemies using Proximity Mines
Successfully triggered 10 Vehicle Traps