Originally Posted by JetBlack5OC
I will trust Tuner Motorsport decision of putting 20's on their Project M3. They know what they are doing.
Front: 20x9.5" 5x120mm - 27mm offset (255/30/20 tire)
Rear: 20x11" 5x120mm - 31mm offset (305/25/20 tire)
Turner actually just released a track setup for the E90/E92 M3 and it is with 18" wheels 18X10 with 275 square setup - they say it is the perfect setup for the track