Opel Astra 2.0 CDTi Stage 1 Remap
On Opel Astra 2.0 CDTi diesel engines a Stage 1 remap recalibrates the fuel quantity, injection timing, boost pressure and torque limiter maps. No hardware is changed and the original software is backed up. The same engine is sold with different stock outputs across generations, so the gain depends on your version.
It depends on the generation and the stock output. 2.0 CDTi engines with 160–195 bhp reach 200–225 bhp with a Stage 1 remap; the largest gain is +40 bhp (J 2.0 CDTi 160hp). Pick your version in the table below.
Opel Astra 2.0 CDTi: Stage 1 figures by generation and year
Year / chassis: (J) - 2009 - 2015
| Engine | Power | Torque | Gain |
|---|---|---|---|
| Opel Astra 2.0 CDTi 160hp | 160 → 200 bhp | 350 → 420 Nm | +40 bhp |
| Opel Astra 2.0 CDTi 165hp | 165 → 205 bhp | 350 → 430 Nm | +40 bhp |
| Opel Astra 2.0 CDTi Bi-Turbo 195hp | 195 → 225 bhp | 400 → 480 Nm | +30 bhp |