
Vehicle type: Cars & LCV
Manufacturer: Citroën
Model: XM
Generations:
| Generation | Original values | Stage 1 | Stage 2 | 
|---|---|---|---|
| 2.1 TDI 109hp 250Nm Diesel (I [1989/2000]) | Power: 109 hp Torque: 250 Nm  | Power: 134 hp (+25 hp) Torque: 300 Nm (+50 Nm)  | – | 
| 2.5 TD 129hp 285Nm Diesel (I [1989/2000]) | Power: 129 hp Torque: 285 Nm  | Power: 157 hp (+28 hp) Torque: 315 Nm (+30 Nm)  | – |