Dyno-Comp ECU Flash: Audi S5 (4.2 FSI V8)

The latest EVOtech ECU flash technology is now availible for your Audi S5: 4.2L FSI V8 Engine. Increases factory rated HP from 310 to 340HP !!! Dyno Proven Gains of: +30 HP +35 TQ. *Top Speed limiter Removed. *Redline +500 RPM. *DRAMATIC improvement in drivability and low end throttle response. *This ECU program is written specific to vehicle VIN# and is UNdetectable by your dealer, and can be returned to stock at any time.

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