| engine type | Original performance | Performance after tuning | Vmax | More efficient | price |
|---|---|---|---|---|---|
| DIESEL | |||||
| R56 / 57 ONE 1.6D | 66 kW (90 hp) 210Nm | 103 kW (140 hp) 310Nm | * | 50 hp | 420€ |
| PETROL | |||||
| R56 / 57 ONE 1.4i | 55 kW (75 hp) 120Nm | 77 kW (105 hp) 150Nm | * | 30 hp | 420€ |
| R56 / 57 ONE 1.4i | 70 kW (95 hp) 140Nm | 85 kW (115 hp) 160Nm | * | 20 hp | 420€ |
| R56 / 57 ONE 1.6i | 55 KW (75 HP) 140Nm | 99 KW (135 hp) 175Nm | * | 60 hp | 420€ |
| R56 / 57 ONE 1.6i | 72 kW (98 hp) 153Nm | 99 kW (135 hp) 180Nm | * | 37 hp | 420€ |
| R56 / 57 ONE 1.6i | 85 KW (115 HP) 160Nm | 99 KW (135 hp) 175Nm | * | 20 hp | 420€ |
| R56 / 57 ONE 1.6i | 90 KW (122 HP) 160Nm | 99 KW (135 hp) 175Nm | * | 13 hp | 420€ |