Here is the full list of all 22 Car Demolition Clicker achievements.
Obtain all other achievements (without post-release ones)
Buy final weapon
Beat Darkside Truck
Buy final drone
Collect 1000 faction points
Collect 50 faction points for "Observers" faction
Unlock Observers faction
Collect 50 faction points for "The Mob" faction
Use reset option
Destroy a neon sign
Buy 4-gun drone
Hold 10 milion $
Buy a 3-gun drone
Visit ice cave stage
Buy a 2-gun drone
Visit proving grounds stage
Collect 50 faction points for "Lab Rats" faction
Visit gas station stage
Use a perk
Visit construction site stage
Fill all drone slots
Destroy your first car