Tuning for Sea-Doo GTI 90
Do you want to make your Sea-Doo GTI 90 noticeably faster? The Rotax 900 ACE (a free-revving naturally aspirated engine, around 90 hp) has reserves that the M-JET Flasher specifically unlocks. Flashing is done directly at the diagnostic port, without a laptop and without a workshop.
Engine
The Rotax 900 ACE is a smoothly running naturally aspirated engine with around 90 hp. With the tuned M-JET Maps, the throttle response becomes more direct and acceleration noticeably improves, in Stage 1 without modifications, and from Stage 2 with suitable hardware.
Suitable Model Years
- 2026 · GTI 90
- 2025 · GTI 90
- 2024 · GTI 90
- 2023 · GTI 90
- 2022 · GTI 90
- 2021 · GTI 90
- 2020 · GTI 90
Pro or Lite?
Same dongle, same proven maps, but different functions. Lite flashes performance, Pro additionally offers diagnostics, live data and and coding.
- Software tuning via iOS / Android app
- OTS maps (various stages and fuels)
- Live data and data logger
- Read and clear fault memory
- Reset service
- Coding (e.g., X or Ski function)
- Software tuning via iOS / Android app
- OTS maps (different stages and fuels)
Functions at a glance
100% mobile. No laptop, no PC. All you need is the M-JET dongle and your smartphone.
OTS ready-to-use maps. Thoroughly tested, safe maps for different stages and fuel qualities.
Fault memory (Pro). Read and clear the fault memory in all ECUs of your Sea-Doo.
Service reset (Pro). Reset service intervals conveniently via the app.
Live data and logging (Pro). Boost pressure, battery voltage, temperatures and more live in the app, plus CSV logging while riding.
Coding (Pro). Unlock functions that would otherwise require expensive modules (e.g., X or Ski function).
From Stage 2 hardware modifications to your Sea-Doo are required. The corresponding complete kits of hardware and tuned maps are included in our TECHPACKAGES.
You only want to run diagnostics and already have tuning or don't want any? Take a look at our M-JET DIAGNOSTIC, the pure diagnostic and service tool for BRP.
