Need For Speed Prostreet: Tips And Tactics

I will give one of the tacitors:
(DRAG): Chevrolet Corvette C6 (from the start of River only so)
(Speed): Nissan Skyline GT-R (R34) (incredible acceleration)
(Flu) BMW Z4 Coupe (small machine that is everywhere
(Drift) Nissan Silvia (the king is the same, I like it too)