Here is the full list of all 57 Test Drive Unlimited 2 achievements.
Reach level 60
Win 5 challenges in each multiplayer mode (Race, Speed, Speedtrap)
Complete 20 multiplayer challenges with bandages
Play 40 challenges in the Community Racing Center
Join and invite friends 100 times (any game mode)
Invite 10 players to drive with you in your car
Drive 150 km (93 miles) in "Keep Your Distance" and "Follow the Leader" modes
Drive for 15 sec. above 100 km/h (62 mph) with 8 players in "Keep Your Distance" mode
Drive a Club car
Drive all Club cars
Drive 150 km (93 miles) in intra-Club challenges
Win 30 Club vs Club challenges
Arrest 30 outlaws in Online Chase Mode
Outrun the police 30 times in Online Chase Mode
Casino: Give up a Three of a Kind while playing Video Poker and win the next hand
Casino: Wake up the Island caretaker
Casino: Have 10 cocktails at once at a poker table
Casino: Play the "duel" emote at the same time as your rival at a poker table for two
Casino: Get the right look to get the reward
Casino: Win a straight-up bet at Roulette
Casino: Unlock all cocktails and emotes
Casino: Become VIP of the Casino by reaching level 5