Caterpillar C9

I · 8.8 Acert 219hp (161kW) 1496Nm

Stage 1

	Original	After tuning	Diff
Power hp	219	260	+41
Torque Nm	1496	1795	+299

Power gain

+19%

Torque gain

+20%

Fuel economy −6%

Before

~~26.3~~ L / h

After tuning

24.7 L / h

Saves ≈ 1.6 L / h — about 1 599 L (over 1 000 engine-hours) ≈ €2 799

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

Power graph / Stage 1

PowerTorqueStock