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