✓ Reach RPM limit faster
✓ Better fuel consumption
✓ No revving to clear carbon build up
✓ Engine fueling as intended
✓ No ECU footprint
✓ Ease of installation
✓ No interference with the original ECU
✓ Optimise engine for larger prop size — more power with less RPM
✓ Robust construction (dust, vibration, moisture & heat resistant)
✓ Tested worldwide (in all climate conditions)

Yanmar 4JH45 — Factory 45hp
STEINBAUER 55HP
Volvo Penta D3 — Factory 110hp
STEINBAUER 145HP
Copyright © 2026 STEINBAUER Tuning Technologies UK - All Rights Reserved.
We use cookies to analyze website traffic and optimize your website experience. By accepting our use of cookies, your data will be aggregated with all other user data.