USP Motorsports Audi S4 9. 48 160 WCF Import vs. Domestic at MIR

For more info about USP Motorsports and what we do, visit: USP Motorsports made a few changes to the VR6 Turbo powered Audi S4. With more power, less weight, and perfect weather, it is the perfect recipe for a fast time. We started the weekend on the 2nd day of qualifying, and that was also our first time down the track on the new setup. On an otherwise terrible run, the cars added horsepower and decreased weight brought us to our best run to date. We will be hitting the trac br, br,