Steyr Profi

I · 4120 4.5L 121hp (89kW) 549Nm

Stage 1

	Original	After tuning	Diff
Power hp	121	145	+24
Torque Nm	549	640	+91

Power gain

+20%

Torque gain

+17%

Fuel economy −7%

Before

~~14.5~~ L / h

After tuning

13.5 L / h

Saves ≈ 1.0 L / h — about 988 L (over 1 000 engine-hours) ≈ €1 728

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

Power graph / Stage 1

PowerTorqueStock