Opel Astra 1.4 Turbo Stage 1 Remap
On Opel Astra 1.4 Turbo turbo petrol engines a Stage 1 remap recalibrates the boost pressure, ignition timing, fuelling 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. 1.4 Turbo engines with 120–150 bhp reach 160–180 bhp with a Stage 1 remap; the largest gain is +55 bhp (K 1.4 Turbo 125hp). Pick your version in the table below.
Opel Astra 1.4 Turbo: Stage 1 figures by generation and year
Year / chassis: (K) - 2015 - 2018
| Engine | Power | Torque | Gain |
|---|---|---|---|
| Opel Astra 1.4 Turbo 125hp | 125 → 180 bhp | 245 → 290 Nm | +55 bhp |
| Opel Astra 1.4 Turbo 150hp | 150 → 180 bhp | 245 → 290 Nm | +30 bhp |
Year / chassis: (J) - 2009 - 2015
| Engine | Power | Torque | Gain |
|---|---|---|---|
| Opel Astra 1.4 Turbo 120hp | 120 → 165 bhp | 200 → 265 Nm | +45 bhp |
| Opel Astra 1.4 Turbo 140hp | 140 → 160 bhp | 200 → 250 Nm | +20 bhp |