	Original	After tuning	Diff
Power hp	303	345	+42
Torque Nm	670	730	+60

Power gain

+14%

Torque gain

+9%

Ready to feel these +42 hp on the road?

Get your ready-to-flash Stage 1 file for the BMW X3

Order tuning file →

Stage 1 file from €100

Exact price depends on the ECU — confirmed when you upload the file

✓ Original file back-up ✓ Delivered in ~30 min ✓ Support included

Power graph / Stage 1

PowerTorqueStock

	Stock	ECO	Diff
Power hp	303	310	+7
Torque Nm	670	690	+20

ECO tune

Power & torque are eased back a touch and the map is optimised for the lowest possible fuel use — best for daily commuting, towing and long motorway diesel runs. Smoother, calmer, cheaper to run.

Cut your fuel bill by ~9% — €308 a year

Get your ready-to-flash ECO file for the BMW X3

Order tuning file →

ECO file from €100

Exact price depends on the ECU — confirmed when you upload the file

✓ Original file back-up ✓ Delivered in ~30 min ✓ Support included

Fuel economy −9%

Before

~~13.1~~ L / 100 km

With ECO

12.0 L / 100 km

Saves ≈ 1.2 L / 100 km — about 176 L (over 15 000 km) ≈ €308

Estimate for a typical duty cycle · real saving depends on load & driving style

BMW X3 xDrive 40d