Sea-Doo model line
GTX 4-TEC Supercharged
The Sea-Doo GTX 4-TEC Supercharged is recorded for four consecutive model years, 2003 to 2006. Every GTX 4-TEC Supercharged year on record is a fuel-injected four-stroke, with the engine recorded as 1503.
At a glance
- Years made
- 2003 to 2006
- Engine, as the records hold it
- 1503
- Strokes
- Four-stroke
- Fuel system
- Fuel injection
- Hull type
- Sit-down
- Model years on record
- 4
- Checked
- None of the four GTX 4-TEC Supercharged model years verified, which needs a check against the maker's own document, which the row names, and an engine figure; all four name a source below.
Sea-Doo numbers are the ones the sport names each engine by, and can differ from the measured size: a 787 measures 781.6, a 947 measures 951.
Not your year? For other GTX years: GTX, 1993 to 1997, 2000 to 2002; GTX Limited, 1998 to 1999; GTX RFI, 1998 to 2002; GTX DI, 2000 to 2003; GTX 4-TEC, 2002 to 2006; GTX Wake, 2003 to 2007; GTX 4-TEC LTD, 2006 to 2007; GTX 155, 2008 to 2019; and 14 more under Related below.
The Sea-Doo GTX 4-TEC Supercharged from 2003 to 2006, one square for each model year, a decade to a row; follow a square to its row.
How we know: The 4 GTX 4-TEC Supercharged rows in the year table, with each row's grade and the engine cells it prints in bold.
Year by year
| Model year | Engine, as the records hold it | Fuel system | Strokes | Hull type | What the record says | Source |
|---|---|---|---|---|---|---|
| 2003 | 1503 | Fuel injection | Four-stroke | Sit-down | First supercharged 4-TEC. | Source 1 |
| 2004 | 1503 | Fuel injection | Four-stroke | Sit-down | BRP's own Sea-Doo parts catalogue for the US lists this machine for 2004 as "GTX 4-TEC, Supercharged" under the GTX 4-TEC family. | Source 2 |
| 2005 | 1503 | Fuel injection | Four-stroke | Sit-down | BRP's own Sea-Doo parts catalogue for the US lists this machine for 2005 as "GTX 4-TEC, Supercharged" under the GTX 4-TEC family. | Source 2 |
| 2006 | 1503 | Fuel injection | Four-stroke | Sit-down | BRP's own Sea-Doo parts catalogue for the US lists this machine for 2006 as "GTX 4-TEC SC" under the GTX family. | Source 3 |
Sources
- SeaDooSource model reference (secondary, author-stated from memory) (model year 2003)
- BRP, Sea-Doo parts catalogue "Sea-Doo USD" on the Sea-Doo online store, Sea-Doo Watercraft, (2004 to 2005), GTX 4-TEC, entry "GTX 4-TEC, Supercharged", sea-doo-shop.brp.com (Shop by Vehicle, Sea-Doo USD, Browse Catalog; the tree is navigated in the page and has no per-model URL). Retrieved 2026-09-20. (model years 2004 to 2005)
- BRP, Sea-Doo parts catalogue "Sea-Doo USD" on the Sea-Doo online store, Sea-Doo Watercraft, 2006, GTX, entry "GTX 4-TEC SC", sea-doo-shop.brp.com (Shop by Vehicle, Sea-Doo USD, Browse Catalog; the tree is navigated in the page and has no per-model URL). Retrieved 2026-09-20. (model year 2006)
Related
Other Sea-Doo models named GTX
Cite this page
“Sea-Doo GTX 4-TEC Supercharged”, BaddJet archive, https://baddjetarchive.com/reference/sea-doo/gtx-4-tec-supercharged/
Add the date you read it.