BHP+30 hp (17%)
Standard
173 hp
Tuned
203 hp
Torque+70 Nm (19%)
Standard
370 Nm
Tuned
440 Nm
Suitability
Good (6.5/10)Gains Profile
BalancedHeadroom
MediumCitroën C6 2.2 HDi 173hp ECU Remapping
Considering an ECU remap for your Citroën C6 2.2 HDi 173hp? A Stage 1 remap can take this 2006 - 2013 diesel engine from 173 BHP to 203 BHP and from 370 Nm to 440 Nm of torque (turbocharged). This engine scores 6.5/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Citroën C6 can achieve.
How this engine compares
- 5thof 7 Citroën C6 engines by power gain
- 39%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 Citroën C6 2.2 HDi 173hp is a 2.2L turbocharged diesel engine producing 173 BHP and 370 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 203 BHP and 440 Nm — a gain of around 30 BHP (17%) and 70 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.
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.