Catalog/ Agriculture, construction & industrial/ Sunward/ SWE155FW
← Sunward SWE155FW engines

Sunward SWE155FW Cummins QSF3.8 154hp

2003–present · 154 hp · diesel
Stage 1
OriginalAfter tuningDiff
Power hp154 185 +31
Torque Nm500 595 +95
Power gain
+20%
Torque gain
+19%
Fuel economy −9%
Before
18.5 L / h
After tuning
16.9 L / h
Saves ≈ 1.6 L / h — about 1 629 L (over 1 000 engine-hours) ≈ €2 852
Estimate for a typical duty cycle · real saving depends on load & driving style
Ready to feel these +31 hp on the road?
Get your ready-to-flash Stage 1 file for the Sunward SWE155FW
Order tuning file →
Stage 1 file: €140
✓ Original file back-up ✓ Delivered in ~30 min ✓ Support included
Power graph / Stage 1
PowerTorqueStock
dyno graph