The Revo Stage 2 tuned Audi S4 returns to the runway for standing and rolling starts against the RS4. With launch control and 0–60 tests, the tuned S4 shows how much difference software and gearbox ...
POV test drive of the 530HP Audi RS4-R ABT with full-throttle 0–100 km/h launch control. This tuned RS4 delivers brutal acceleration, sharp handling, and signature ABT styling. Powered by a modified ...