APR Releases Stage I Software for 1.2T EA211 Powered Vehicles Share Comments APR is pleased to present the ultimate engine control unit (ECU) upgrade for the 1.2T EA211 engine. APR’s ECU upgrade is available in octane-specific variations and is conveniently flashed to the vehicle’s factory ECU through the OBD-II port without any physical modification to the factory ECU. APR’s ECU upgrades are one of the best horsepower-per-dollar modifications for the new 1.2T engine. The APR Stage I ECU Upgrade is designed to work without requiring other changes to the vehicle’s hardware. With the ECU Upgrade alone, APR’s Calibration Experts measured higher peak figures of 185 ft-lbs of torque and 136 horsepower with 98 RON fuel. Large gains were seen throughout the power band, including an additional 51 ft-lbs of torque and 32 horsepower. The increase in horsepower and torque directly translates to an exceptionally quicker vehicle! For more information, please visit our product page.