The Mazda RX-7 is the best car for drifting. Here is a list of the best options to put into this car for a drift setup.

Engine/Exhuast: Level 3: Extreme
Drivetrain: Level 3: Extreme
Tires: Level 3: Extreme
E.C.U. & Fuel System: Level 2: Pro
Turbo: Level 1: Street
Brakes: Level 2: Pro
Weight Reduction: Level 2: Pro
Suspension: Level 2: Pro
Nitrous: Stock