Introducing the COBB Tuning AccessPORT for the 2010 MAZDASPEED3. The AccessPORT brings hand-held ECU flashing, managing and monitoring convenience to 2nd gen MAZDASPEED3, unleashing untapped power hidden in the ECU with just the push of a button. The AccessPORT lets you quickly reprogram your car’s ECU with performance-tuned calibrations for instant power gains without any tools, wiring, soldering or downtime. Reprogramming the ECU generates significant power gains while retaining the sophisticated control logic and refined engine response developed by MAZDASPEED engineers. Simply plug the AccessPORT into your car, install the desired calibration and enjoy the thrill of big gains in torque and horsepower!