Here is the full list of all 37 Supercar Challenge trophies - there are 22 bronze, 9 silver, 5 gold and 1 platinum.
Unlock all Supercar Challenge Trophies.
Achieve a Credit balance of 1,000,000
Complete all Objectives in Stage 5 of Career mode.
Complete all Objectives in Stage 4 of Career mode.
Finish Career mode with over 32,000 Race Points.
Finish Career mode with over 28,000 Race Points.
Finish Career mode with over 24,000 Race Points.
Complete a California Oval race without turning right. On or offline.
Spend 100,000 Credits.
Complete Stage 4 of Career mode with over 18,000 Race Points.
Complete Stage 3 of Career mode with over 10,000 Race Points.
Complete all Objectives in Stage 3 of Career mode.
Complete Stage 2 of Career mode with over 6,000 Race Points.
Complete all Objectives in Stage 2 of Career mode.
Complete all Objectives in Stage 1 of Career mode.
Win the ultimate race on or offline. Visit the Eutechnyx forums to find out more. http://forums.eutechnyx.com
Win a 3 lap race at Homestead Oval without braking once. On or offline.
Complete Stage 1 of Career mode with a 1st place finish in every race.
Complete a Tournament event with maximum points overall (90).
Win a race crossing the line in first gear, on or offline.
Completely demolish a Supercar in an offline race.
Cause severe damage to a Supercar in Career mode without retiring.
Win a race at Nurburgring without hitting any obstacles. On or offline.
Win a race in the wet, without receiving any damage. On or offline.
Start a race in 16th and finish in 1st. On or offline.
Achieve a perfect Credit score in an offline race.
Achieve the Clean Race Credit Bonus in an offline race.
Complete a race without going off the track. On or offline.
Win a race with no side mirrors. On or offline.
Win a race without the HUD. On or offline.
Create your first online race.
Achieve a fastest lap during an online race.
Take a Supercar with a personalised livery online and win.
Maintain first place for an entire lap. On or offline.
Race online against a driver from another country.
Create your first new Livery.
Go full throttle and hold off the brakes for 15 seconds in an on or offline race