Audi R8 Performance Software The Audi R8 Performance Tuning Software from Softronic works on the Audi R8: Model Base BHP Base Torque Tuned BHP Tuned Torque R8 5.2 FSI V10 540 391 645 452 R8 5.2L V10 Plus 610 413 650 457 R8... MSRP: Was: Now: $1,795.00 Add to Cart