Unlock the following carbon cars by performing the corresponding tasks:
CARBON CAR - HOW TO UNLOCK GT Concept - Drive through all 400 smash gates. Hawker - Smash all 120 billboards. Hydros Custom - Beat all offline showtimes on the 64 roads. Iskusa GT - Beat all offline times on the 64 roads. Uberschall - Beat 2 sets of the online challenges. X12 - Land all 50 jumps.