Cummins QSX

I · 425 14.95L 428hp (315kW) 1952Nm

Stage 1

	Original	After tuning	Diff
Power hp	428	510	+82
Torque Nm	1952	2390	+438

Power gain

+19%

Torque gain

+22%

Fuel economy −6%

Before

~~28.5~~ L / 100 km

After tuning

26.9 L / 100 km

Saves ≈ 1.6 L / 100 km — about 1 645 L (over 100 000 km) ≈ €2 878

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

Power graph / Stage 1

PowerTorqueStock