Caterpillar C9

I · 8.8 Acert 340hp (250kW) 1428Nm

Stage 1

	Original	After tuning	Diff
Power hp	340	390	+50
Torque Nm	1428	1690	+262

Power gain

+15%

Torque gain

+18%

Fuel economy −6%

Before

~~40.8~~ L / h

After tuning

38.5 L / h

Saves ≈ 2.3 L / h — about 2 298 L (over 1 000 engine-hours) ≈ €4 021

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

Power graph / Stage 1

PowerTorqueStock