Cummins QSX

I · 450 14.95L 459hp (338kW) 2102Nm

Stage 1

	Original	After tuning	Diff
Power hp	459	550	+91
Torque Nm	2102	2510	+408

Power gain

+20%

Torque gain

+19%

Fuel economy −6%

Before

~~30.6~~ L / 100 km

After tuning

28.7 L / 100 km

Saves ≈ 1.9 L / 100 km — about 1 909 L (over 100 000 km) ≈ €3 341

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

Power graph / Stage 1

PowerTorqueStock