Audi S5 3.0T Tuning Box Gains 50+ Horsepower VRTuned.com June 29, 2016 Product Info Audi's 3.0L supercharged engine has made the different chassis' very easy to squeeze more horsepower from. The 3.0L puts out 333 horsepower and is found in the S4, S5, S7, and a couple other platforms. The...