Here is the full list of all 23 Turbo Dismount achievements. It takes around 15-20 hours to unlock all of the achievements on Windows.
Cross the finish line on Skid Marks at 88mph.
Pull ten somersaults in a single dismount.
Fully obliterate Mr. Dismount.
Customize Mr. Dismount or a vehicle.
Play a Steam Workshop level.
Detonate ten mines in a single dismount on Run DMZ.
Totally demolish a single vehicle.
Do a successful barrel roll and landing.
Launch three consecutive dismounts at max velocity.
Reach a height of 1000ft (305m) in Space Program.
Get hit by five different NPC vehicles in T-Junction.
View a replay in slow motion.
Lose only a single limb during a single dismount.
Perform 1000 decapitations.
Launch 1000 dismounts.
Complete 100 dismounts with the Pink Lightning.
Totally demolish all vehicles (that can be demolished).
Drive through 1000 turbo pads.
Cut down 100 trees.
Do ten strikes with the Bowling Pins.
Reach a record time on Skid Marks.
Nail it 100 times.
Try everything once.