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Overview
Audi RS5 (B8/8.5)
2010 - 2015
Audi RS4 (B8/ 8K)
2012 - 2015
4.2L V8 FSI
ECU: Bosch MED17.1.1 TC1796
Expertly calibrated and meticulously refined, HEX Tuning’s ECU software for the Audi RS5 4.2L V8 is guaranteed to give you MORE of a good thing. More horsepower, more torque, and a more exhilarating driving experience by delivering usable power through improved throttle response and torque management. With additional ft. lbs. of torque through the mid range, acceleration out of your favorite corner and onto the straight is noticeably quicker throughout the rev range.
Performance
Stage ONE $895
+10-15WHP
+5-10WTQ
Speed limiter removed
Improved throttle response
Smoother power delivery
