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