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← Cummins ISX engines

Cummins ISX

I · 425ST 14.95L 428hp (315kW) 2380Nm
Stage 1
OriginalAfter tuningDiff
Power hp428 475 +47
Torque Nm2380 2630 +250
Power gain
+11%
Torque gain
+11%
Fuel economy −9%
Before
28.5 L / 100 km
After tuning
26.1 L / 100 km
Saves ≈ 2.4 L / 100 km — about 2 432 L (over 100 000 km) ≈ €4 255
Estimate for a typical duty cycle · real saving depends on load & driving style
Ready to feel these +47 hp on the road?
Get your ready-to-flash Stage 1 file for the Cummins ISX
Order tuning file
Original file back-up Delivered in ~30 min Support included
Power graph / Stage 1
PowerTorqueStock
dyno graph