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