BHP+40 hp (27%)
Standard
150 hp
Tuned
190 hp
Torque+80 Nm (26%)
Standard
310 Nm
Tuned
390 Nm
Suitability
Good (7.5/10)Gains Profile
BalancedHeadroom
HighAudi A6 2.5 TDI 150hp ECU Remapping
Considering an ECU remap for your Audi A6 2.5 TDI 150hp? A Stage 1 remap can take this C5 - 1997 - 2004 diesel engine from 150 BHP to 190 BHP and from 310 Nm to 390 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 Audi A6 can achieve.
How this engine compares
- 47thof 79 Audi A6 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 Audi A6 2.5 TDI 150hp is a 2.5L turbocharged diesel engine producing 150 BHP and 310 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 190 BHP and 390 Nm — a gain of around 40 BHP (27%) and 80 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.
From a technical perspective, the ECU is typically a Bosch EDC15 (likely), and the transmission is manual and dsg/s tronic automatics are common depending on model/engine..
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.
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