Here is the full list of all 36 Nik and Kit Racing (EU) trophies - there are 20 bronze, 10 silver, 5 gold and 1 platinum.
Awarded after earning all other trophies
Finish Level 1 before the timer hits 225
Finish Level 1 before the timer hits 200
Finish Level 1 before the timer hits 175
Finish Level 1 before the timer hits 150
Finish Level 1 before the timer hits 125
Finish Level 1 before the timer hits 100
Finish Level 2 before the timer hits 225
Finish Level 2 before the timer hits 200
Finish Level 2 before the timer hits 175
Finish Level 2 before the timer hits 150
Finish Level 2 before the timer hits 125
Finish Level 2 before the timer hits 100
Finish Level 3 before the timer hits 225
Finish Level 3 before the timer hits 200
Finish Level 3 before the timer hits 175
Finish Level 3 before the timer hits 150
Finish Level 3 before the timer hits 125
Finish Level 3 before the timer hits 100
Finish Level 4 before the timer hits 225
Finish Level 4 before the timer hits 200
Finish Level 4 before the timer hits 175
Finish Level 4 before the timer hits 150
Finish Level 4 before the timer hits 125
Finish Level 4 before the timer hits 100
Finish Level 5 before the timer hits 225
Finish Level 5 before the timer hits 200
Finish Level 5 before the timer hits 175
Finish Level 5 before the timer hits 150
Finish Level 5 before the timer hits 125
Finish Level 5 before the timer hits 100
Finish Level 1
Finish Level 2
Finish Level 3
Finish Level 4
Finish Level 5