Both RS3 generations on this site use the 2.5 TFSI five-cylinder. See each guide for which parts and files fit which car.
Power by stage, car by car
| Car | Years | Stock | Stage 1 | Stage 2 | Stage 3 | Stage 4 |
|---|---|---|---|---|---|---|
| Audi RS3 8V | 2015–2020 | 394 hp | 459–542 hp | 493–574 hp | 700+ hp | 800+ hp |
| Audi RS3 8Y | 2021– | 401 hp | 446–561 hp | 467–565 hp | 585–613 hp | 650–800+ hp |
Figures are the tuners' own claims from each guide, on the fuel each tuner states.