Here is the full list of all 41 Need for Speed Unbound achievements.
Get 3 stars on all Drift Zone activities
Collect all collectibles and get 3 stars on all activities
Smash all bear collectibles
Get 3 stars on all Speed Run activities
Get 3 stars on all Long Jump activities
Collect all street art collectibles
Break all billboard collectibles
Get 3 stars on all Speed Trap activities
Complete the Grand
Win a Tier S+ Lakeshore Online playlist
Win a Tier S Lakeshore Online playlist
Own 10 vehicles in your story mode garage
Own 10 vehicles in your Lakeshore Online garage
Complete 25 Lakeshore Online playlists
Fully upgrade your Lakeshore Online garage
Win a Tier A+ Lakeshore Online playlist
Complete a Lakeshore Online playlist with 7 other players
Win a Tier A Lakeshore Online playlist
Win a Tier B Lakeshore Online playlist
Score 250,000 during a Takeover event
Use max Burst Nitrous 5 times during Lakeshore Online events
Complete Qualifier 3
Score 200,000 during a Takeover event
Complete Qualifier 2
Escape a Heat 5 cop chase in an A+ car
Earn $1,000,000 in story mode
Fully upgrade your story garage
Complete Qualifier 1
Bank $75,000 during one session
Complete 10 Takeover events
Reach 200MPH in story mode
Complete 30 street races in story mode
Escape a Heat 5 cop chase
Escape 50 cop chases
Take down 5 cops within a single session
Apply a custom wrap to your ride
Complete the prologue
Drive a total of 100 miles in story mode
Customize your Driving Effects
Use max Burst Nitrous 5 times during story mode events
Customize your clothing