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