just in case you haven't seen it...... Build news from Tony Gardner, iRacing.com President: New Tire Model on Star Mazda, Radical, DP & Williams. 18 total cars will have NTM. All 18 now will produce tire smoke! Drafting aero enhanced which will give much improved super speedway pack racing! Many cars now will feature a model of brake temperature. You will see brake rotor glow. Many more items as well, build notes will be posted as soon as they are completed.