Δείτε τα διαθέσιμα βελτιωτικά προγράμματα για το αυτοκίνητο:
| Model | Engine | PS | Tuned by |
523i | E39 170PS | 170 | Overload |  |
523i | E60 2.5 177PS | 177 | Overload | |
| OEM | Tuned | |
| Power: | 170 PS | 185 PS |
| Torque: | 245 Nm | 270 Nm |
| Max speed: | 227 Km/h | Km/h |
| Max revs: | ||
| Τιμή: | - | |
| Tuned by: | Overload | |
| OEM | Tuned | |
| Power: | 177 PS | 192 PS |
| Torque: | 230 Nm | 255 Nm |
| Max speed: | 235 Km/h | Km/h |
| Max revs: | ||
| Τιμή: | - | |
| Tuned by: | Overload | |
από overload