Considering an ECU remap for your Opel Astra 1.6 CDTi 136hp? A Stage 1 remap can take this (K) - 2015 - 2018 diesel engine from 136 BHP to 160 BHP and from 320 Nm to 380 Nm of torque (turbocharged). This engine scores 7/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Opel Astra can achieve.
Comparisons are calculated from our own recorded Stage 1 figures.
The Opel Astra 1.6 CDTi 136hp is a 1.6L turbocharged diesel engine producing 136 BHP and 320 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 160 BHP and 380 Nm — a gain of around 24 BHP (18%) and 60 Nm (19%).
This engine has moderate remap suitability, with a balanced spread of gains across both power and torque — providing a noticeable improvement across the rev range. The tuning headroom is classified as moderate, based on the percentage gain available from the factory output.
Fuel economy note: possible improvement with conservative driving.
All figures shown are typical estimates based on aggregated Stage 1 data for this engine variant. Actual results depend on vehicle condition, mileage, and the chosen tuning method. We recommend discussing your specific vehicle with a qualified remap professional.
| Engine | BHP | Gain | Torque | Gain | Score |
|---|---|---|---|---|---|
| 1.6 CDTI 95hp | 95 → 140 |
| +45 |
| 280 → 360 |
| +80 |
| Excellent (8.5/10) |
| 1.0 Turbo 105hp | 105 → 130 | +25 | 170 → 220 | +50 | Good (7.5/10) |
| 1.6 CDTi 110hp | 110 → 140 | +30 | 300 → 360 | +60 | Excellent (8/10) |
| 1.4 Turbo 125hp | 125 → 180 | +55 | 245 → 290 | +45 | Excellent (8.5/10) |
| 1.4 Turbo 150hp | 150 → 180 | +30 | 245 → 290 | +45 | Good (7/10) |
| 1.6 CDTi Bi-Turbo 160hp | 160 → 190 | +30 | 350 → 400 | +50 | Good (7/10) |
| 1.6 Turbo 200hp | 200 → 225 | +25 | 300 → 360 | +60 | Good (7/10) |
Get a personalised remap quote for your Opel Astra. We'll connect you with a trusted professional in your area.
All figures shown are typical estimates based on aggregated Stage 1 data for this engine variant. Actual results depend on vehicle condition, mileage, and the chosen tuning method.
We recommend discussing your specific vehicle with a qualified remap professional before proceeding.
