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← Yamaha Four Stroke engines

Yamaha Four Stroke F300 5.3I V8

All · 300 hp
Stage 1
OriginalAfter tuningDiff
Power hp300 380 +80
Torque Nm0 0 +0
Power gain
+27%
Torque gain
+0%
Ready to feel these +80 hp on the road?
Get your ready-to-flash Stage 1 file for the Yamaha Four Stroke
Order tuning file →
Stage 1 file from €160
Exact price depends on the ECU — confirmed when you upload the file
✓ Original file back-up ✓ Delivered in ~30 min ✓ Support included
Power graph / Stage 1
PowerTorqueStock
dyno graph
Original ECU files for Yamaha 814 stock (ORI) files · €20 per file →