April Tuned Audi S4 vs. B8 3.0 TFSI Audi S4 B8 3.0 TFSI stock Tube. Duration : 2.48 Mins.
April Tuned S4 B8 3.0 TFSI 6MT April with OEM ECU recalibration of the phase II and APR RSC Full catback system Exahust vs a stock Audi S4 B8 3.0 TFSI with DSG and Stratmosphere intake system.