BHP+33 hp (24%)
Standard
140 hp
Tuned
173 hp
Torque+78 Nm (26%)
Standard
304 Nm
Tuned
382 Nm
Suitability
Good (7.5/10)Gains Profile
BalancedHeadroom
HighAlfa Romeo 166 2.4 JTD 140hp ECU Remapping
Considering an ECU remap for your Alfa Romeo 166 2.4 JTD 140hp? A Stage 1 remap can take this 1999 - 2002 diesel engine from 140 BHP to 173 BHP and from 304 Nm to 382 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 Alfa Romeo 166 can achieve.
How this engine compares
- 6thof 6 Alfa Romeo 166 engines by power gain
- 52%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 Alfa Romeo 166 2.4 JTD 140hp is a 2.4L turbocharged diesel engine producing 140 BHP and 304 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 173 BHP and 382 Nm — a gain of around 33 BHP (24%) and 78 Nm (26%).
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: 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.