Here is the full list of all 32 Crash Drive 2 achievements.
Fully level 30 cars
Collect 30 cars
Unlock all special cars
Win 100 Events
Fully level 20 cars
Collect 20 cars
Win 50 Events
Fully level 10 cars
Complete the Snow level challenges
Find all rings
Do a 500m drift
Tag 25 objects in a Tag event
Collect 10 cars
Fully level 5 cars
Do a front and backflip in one combo
Shoot a player with the tank
Do a 1080 spin
Be the first to find the ring
Do a triple frontflip
Win a race against atleast 3 opponents
Complete the Forest level challenges
Win 10 Events
Do a triple backflip
Complete the Tropical level challenges
Fully level a car
Collect 5 cars
Win a King of the Crown event
Complete the Canyons level challenges
Honk 100 times
Get 10.000 points in one combo
Get 6 Seconds of airtime
Fall out of the level