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