Caterpillar C4

I · TH406 Acert 128hp (94kW) 499Nm

Stage 1

	Original	After tuning	Diff
Power hp	128	155	+27
Torque Nm	499	610	+111

Power gain

+21%

Torque gain

+22%

Fuel economy −6%

Before

~~15.4~~ L / h

After tuning

14.4 L / h

Saves ≈ 0.9 L / h — about 941 L (over 1 000 engine-hours) ≈ €1 647

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

Power graph / Stage 1

PowerTorqueStock