BHP+40 hp (24%)
Standard
165 hp
Tuned
205 hp
Torque+80 Nm (23%)
Standard
350 Nm
Tuned
430 Nm
Suitability
Good (7.5/10)Gains Profile
BalancedHeadroom
HighOpel Astra 2.0 CDTi 165hp ECU Remapping
Considering an ECU remap for your Opel Astra 2.0 CDTi 165hp? A Stage 1 remap can take this (J) - 2009 - 2015 diesel engine from 165 BHP to 205 BHP and from 350 Nm to 430 Nm of torque (turbocharged). This engine scores 7.5/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Opel Astra can achieve.
How this engine compares
- 5thof 56 Opel Astra engines by power gain
- 63%of the 9,842 engines we hold gain data for see a smaller power increase
- 64%of engines with torque data see a smaller torque increase
Comparisons are calculated from our own recorded Stage 1 figures.
Assessment
The Opel Astra 2.0 CDTi 165hp is a 2.0L turbocharged diesel engine producing 165 BHP and 350 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 205 BHP and 430 Nm — a gain of around 40 BHP (24%) and 80 Nm (23%).
This engine scores highly for 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 high, based on the percentage gain available from the factory output.
Considerations: High tuned torque: check transmission torque capacity and service history.. Older diesel: injector, turbo and intake condition can affect results; ensure maintenance is up to date.
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.
Considerations
!High tuned torque: check transmission torque capacity and service history.
!Older diesel: injector, turbo and intake condition can affect results; ensure maintenance is up to date.