Logic Street Performance TCU custom calibration dramatically improves your vehicle's transmission performance, drivability, and overall efficiency with a variety of specialized custom features. You'll notice a smoother daily driving experience as we tackle common issues that can hinder enjoyment. For those desiring a more dynamic driving experience, our custom calibration boosts torque capacity, enhances clamping pressure, improve shift times, refines launch control and introduces advanced functions such as our pro series features package, which includes drag mode, line pressure booster, and 2nd gear launch control.