Amanda: Beat the Time Trial in Ghana
Amanda, Winter: Beat the Time Trial in Kazakhstan
Biker: Complete the England level
Biker, No Jacket: Collect all silver and gold rewards in England
Biker, Red Jacket: Collect all silver rewards in England
Catsuit: Collect the gold reward in Japan
Classic: Collect the gold reward in Peru
Classic, Grey: Collect the gold reward in West Africa
Evening, Red: Collect all silver rewards in Japan
Evening, Ripped: Complete the Japan level

Unlockable: Winter
Finish Kazakhstan.