July 31st, 2013
APR’s Engineering Teams have finished final testing of new version 2.1 Stage III GTX software for the Golf R, S3 and TT-S K04 based EA113 2.0T FSI engines. The new ECU Upgrade improves upon torque and power across the entire power band. Amidst addressing all previous concerns, additional strategies were added to further enhance your driving experience. All updates are now available at APR dealers around the globe and are offered as a FREE update for all APR Stage III GTX customers!
Version 1.0 vs Version 2.1 – WHP (Front Hubs Only)
APR’s Calibration and Software …