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Catalog/ Trucks/ Cummins/ QSX
← Cummins QSX engines

Cummins QSX

I · 540 14.95L 542hp (399kW) 2355Nm
Stage 1
OriginalAfter tuningDiff
Power hp542 640 +98
Torque Nm2355 2830 +475
Power gain
+18%
Torque gain
+20%
Fuel economy −8%
Before
36.1 L / 100 km
After tuning
33.2 L / 100 km
Saves ≈ 3.0 L / 100 km — about 2 966 L (over 100 000 km) ≈ €5 191
Estimate for a typical duty cycle · real saving depends on load & driving style
Ready to feel these +98 hp on the road?
Get your ready-to-flash Stage 1 file for the Cummins QSX
Order tuning file
Original file back-up Delivered in ~30 min Support included
Power graph / Stage 1
PowerTorqueStock
dyno graph