Audi S5 in for a performance upgrade and Dyno. Standard these vehicles see 321bhp and 468nm of torque after we health-checked this vehicle and it came back all clear of faults we went ahead and applied our custom stage 1 tune, and now the car is running approx. 390bhp and 561nm torque and this was done after logging the vehicle and checking the fuel pressure EGTS and boost pressure were all in safe perimeters the customer will also benefit from fuel savings of up to 10mpg so will pay for itself