Jet Ski Articles

Locked MG1 ECU on Sea-Doo – Problems and Solutions for Tuning

David Duprat2026-09-19T20:14:23-05:00 The Problem: The Bosch MG1 ECU Is Locked from the Factory Many newer generation Sea-Doo models – especially the powerful 325 HP variants – are equipped with a Bosch MG1CA920 Engine Control Unit (ECU). This ECU is protected from the factory with a so-called write protection,...

Bosch ME17.8.5 vs. MG1CA920 – An Overview of the BRP Control Unit

David Duprat2026-09-19T20:07:24-05:00 Bosch ME17.8.5 vs. MG1CA920 – What's Inside Your BRP Vehicle's ECU? Anyone delving deeper into diagnosing or tuning their BRP vehicle will sooner or later encounter two designations: Bosch ME17.8.5 and Bosch MG1CA920. These names refer to the installed Engine Control Units (ECUs) in BRP vehicles...

Your Jetski, Your Playlist, Your Control: The Rise of Smart PWC Audio

David Duprat2026-09-16T14:25:30-05:00A jetski can go from an easy cruise to wide-open throttle in seconds, and the soundtrack has to keep up. Between wind, engine noise, and constantly changing speed, audio that sounds great while idling at the dock can get buried once the water starts moving. That...

How to remove and reinstall the new Seadoo 325 Carbon Seal

David Duprat2026-07-17T15:08:20-05:00 How to remove and reinstall the new #Seadoo 325 Carbon Seal 

Retrofitting the Seadoo 10.25 inch onto a 2022 and 2020 RXTX.

David Duprat2025-01-19T00:25:26-05:00 After some experimentation, we were able to retrofit a 2025 Seadoo 10.25 inch gauge from the upcoming 2025 GTX Limited onto a 2020 and 2022 RXTX. We are still working out the kinks in the system, as this gauge was not meant to be installed on...

2022 Seadoo RXTX 300 with 10 in subwoofer – 1,000 watt system

David Duprat2025-01-19T00:35:54-05:00 I am a bit of an audiophile. My boat has a 14 speaker JL Audio system. When I decided to upgrade the sound system on my Seadoo RXTX, I knew I had to Go big or go home. This Jetski is running 1 x JL Audio MX500/1...

Proper Maintenance of your Jetski

David Duprat2023-03-19T22:11:37-05:00 There is one golden rule: after every ride, always clean the whole Jet ski before storing it. Be careful not to say "i'll just do it tomorrow morning" .. because most of the time Open the hood, glove box and storage areas, and remove the...