BHP+40 hp (36%)
Standard
110 hp
Tuned
150 hp
Torque+70 Nm (27%)
Standard
260 Nm
Tuned
330 Nm
Suitability
Excellent (8/10)Gains Profile
Power-focusedHeadroom
HighVauxhall Astra 1.7 CDTi 110hp ECU Remapping
Considering an ECU remap for your Vauxhall Astra 1.7 CDTi 110hp? A Stage 1 remap can take this (H) - 2004 - 2011 diesel engine from 110 BHP to 150 BHP and from 260 Nm to 330 Nm of torque (turbocharged). This engine scores 8/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Vauxhall Astra can achieve.
How this engine compares
- 4thof 42 Vauxhall Astra engines by power gain
- 63%of the 9,842 engines we hold gain data for see a smaller power increase
- 55%of engines with torque data see a smaller torque increase
Comparisons are calculated from our own recorded Stage 1 figures.
Assessment
The Vauxhall Astra 1.7 CDTi 110hp is a 1.7L turbocharged diesel engine producing 110 BHP and 260 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 150 BHP and 330 Nm — a gain of around 40 BHP (36%) and 70 Nm (27%).
This engine scores highly for remap suitability, with gains weighted towards peak power — the improvement is most noticeable at higher RPM. The tuning headroom is classified as high, based on the percentage gain available from the factory output.
Considerations: Large torque increase: drivetrain condition (clutch/gearbox) becomes more important at this level.. 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
!Large torque increase: drivetrain condition (clutch/gearbox) becomes more important at this level.
!Older diesel: injector, turbo and intake condition can affect results; ensure maintenance is up to date.