Unitronic ECU Performance Software For 3.0 TFSI 310HP Description Performance Software Precisely Engineered for a completely stock car.Performance Software for your ECU Box Code is subject to availability.Features ( ECU Stage 1 ) Engineered with Strict Industry Standards Extensively Tested Under Various Driving Conditions Factory Safety Limiters Retained Optimized Responsiveness and Drivability Optimized Smoothness and Driving Comfort Power Delivery Perfectly Optimized Throughout the Power Band Improved Fuel Efficiency Speed Governor Increased to 300km/h Description Performance Software Precisely Engineered for a completely stock car.Performance Software for your ECU Box Code is subject to availability.Features ( ECU Stage 1+ ) Engineered with Strict Industry Standards Extensively Tested Under Various Driving Conditions Factory Safety Limiters Retained Optimized Responsiveness and Drivability Optimized Smoothness and Driving Comfort Power Delivery Perfectly Optimized Throughout the Power Band Improved Fuel Efficiency Speed Governor Increased to 300km/h Ignition Timing Precisely Calibrated for Higher Octane Fuel Includes all Stage 1+ tune variants and all lower software stages as well. Description Performance Software Precisely Engineered for use with Unitronic Pulley Upgrade Kit. Performance Software for your ECU Box Code is subject to availability.Features ( ECU Stage 2 ) Engineered with Strict Industry Standards Extensively Tested Under Various Driving Conditions Factory Safety Limiters Retained Optimized Responsiveness and Drivability Optimized Smoothness and Driving Comfort Power Delivery Perfectly Optimized Throughout the Power Band Improved Fuel Efficiency Speed Governor Increased to 300km/h Ignition Timing Precisely Calibrated for Higher Octane Fuel Includes all Stage 2+ tune variants and all lower software stages as well. Required Hardware Pulley Upgrade Kit For 3.0TFSI by Unitronic Related Hardware Pulley Removal Tool Kit for 3.0TFSI by Unitronic