{"title":"FuelTech Water Sports Harnesses","description":"\u003cstyle\u003e\n.ase-post{line-height:1.7;color:#1c1c1c;}\n.ase-post h2{margin-top:2.2em;margin-bottom:0.6em;font-size:1.5em;border-bottom:2px solid #eaeaea;padding-bottom:8px;}\n.ase-post h3{margin-top:1.6em;font-size:1.15em;}\n.ase-lede{font-size:1.15em;color:#444;}\n.ase-callout{background:#f2f6fb;border-left:4px solid #1a5cff;padding:16px 20px;margin:26px 0;border-radius:6px;}\n.ase-callout strong{color:#1a5cff;}\n.ase-callout.warn{border-left-color:#d9822b;background:#fff8ee;}\n.ase-callout.warn strong{color:#d9822b;}\n.ase-callout.check{border-left-color:#1f9d55;background:#f0faf3;}\n.ase-callout.check strong{color:#1f9d55;}\n.ase-table{width:100%;border-collapse:collapse;margin:28px 0;font-size:0.95em;}\n.ase-table th,.ase-table td{border:1px solid #e0e0e0;padding:10px 14px;text-align:left;vertical-align:top;}\n.ase-table th{background:#14142b;color:#fff;font-weight:600;}\n.ase-table tr:nth-child(even){background:#f8f9fb;}\n\u003c\/style\u003e\n\u003cdiv class=\"ase-post\"\u003e\n\n\u003cp class=\"ase-lede\"\u003eThese harnesses connect a FuelTech ECU to the factory wiring on popular racing PWCs, so you can replace the stock ECU without building a loom.\u003c\/p\u003e\n\u003ch2\u003eChoosing a PWC harness\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eYamaha\u003c\/strong\u003e — FT550 harnesses for 2008–2017 1800 (3-plug) and 2018–2025 1800\/1900 (2-plug).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSea-Doo\u003c\/strong\u003e — FT550 Rotax 300 harness and an FT450 harness for 2009-and-older Rotax skis. Some versions bundle an ECU and igniter.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKawasaki\u003c\/strong\u003e — FT550 SX-R 1500 plug-and-play and racing harnesses.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"ase-callout warn\"\u003e\n\u003cstrong\u003eYear matters.\u003c\/strong\u003e Each harness covers specific model years and engines. Check yours against the product listing.\u003c\/div\u003e\n\u003cp\u003eBack to the full \u003ca href=\"\/collections\/fueltech-wiring-harnesses\"\u003eFuelTech Wiring Harnesses range\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003c\/div\u003e","products":[{"product_id":"fueltech-ft450-2009-older-sea-doo-jetski-pnp","title":"FuelTech FT450 2009 \u0026 Older Rotax Harness","description":"\u003cp\u003eThis plug and play harness lets you pull the factory Siemens ECU out of a 2009 or older Sea-Doo and run a FuelTech FT450 or FT550 standalone in its place. No modifications to the watercraft are needed, and the conversion can be fully reversed if the ski ever goes back to stock.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eReplaces the stock Siemens ECU on 2009 and older Sea-Doo models\u003c\/li\u003e\n\u003cli\u003eRuns a FuelTech FT450 or FT550\u003c\/li\u003e\n\u003cli\u003eNo modifications to the watercraft; fully reversible\u003c\/li\u003e\n\u003cli\u003eEXTRA connector provides 2 spare inputs and 2 spare outputs from the FT450\u003c\/li\u003e\n\u003cli\u003eFuelTech CAN bus available for add-ons like the EGT-4 and Nano\/NanoPRO wideband controllers\u003c\/li\u003e\n\u003cli\u003eOption to bundle an ECU and\/or a 3-channel igniter\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat else you need\u003c\/h3\u003e\n\u003cp\u003eThe harness requires a 3-channel igniter module. Choose the OEM 3-Channel Igniter for stock-equivalent performance, or the SparkPRO-3 (Nautica \/ Off-Road) waterproof igniter for higher ignition energy. Both can be added through the Igniter Option above, and an FT450 or FT550 can be added through the ECU Option.\u003c\/p\u003e\n\u003ch3\u003eUsing an FT550\u003c\/h3\u003e\n\u003cp\u003eAn FT550 already used on another vehicle can be shared with the ski: plug this harness into the ECU's \"A\" connector and fit the included blank connector to the \"B\" plug to keep water out. Extra inputs and outputs can be custom-wired into the B plug as long as its rubber water seal stays in place.\u003c\/p\u003e\n\u003ch3\u003eInstallation notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThe stock gauge cluster will no longer function\u003c\/li\u003e\n\u003cli\u003eTrim control keeps working as stock, but the dash trim indicator will not display\u003c\/li\u003e\n\u003cli\u003eSpare inputs can read sensors such as fuel pressure, oil pressure, tunnel pressure and temperature\u003c\/li\u003e\n\u003cli\u003eSpare outputs can drive a boost controller, nitrous, an additional fuel pump and similar\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/files.fueltech.net\/manual\/Ingles\/SeaDoo-215-255_2009_Harness.pdf\" target=\"_blank\" rel=\"noopener\"\u003eFuelTech Sea-Doo 215\/255 2009 harness manual (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Which Sea-Doo models does this harness fit?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"It is designed for 2009 and older Sea-Doo jet skis with the stock Siemens ECU. FuelTech's manual for this harness covers the 215 and 255 models.\"}},{\"@type\":\"Question\",\"name\":\"Do I have to modify my jet ski?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No. The harness requires no modifications, and the conversion is fully reversible if you return the ski to stock.\"}},{\"@type\":\"Question\",\"name\":\"Which FuelTech ECU do I need?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"It works with the FuelTech FT450 or FT550. Choose I already have an ECU, Add FT450 or Add FT550 in the ECU Option.\"}},{\"@type\":\"Question\",\"name\":\"Do I need an igniter?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. A 3-channel igniter module is required: either the OEM 3-Channel Igniter or the higher-energy SparkPRO-3 (Nautica \/ Off-Road) waterproof igniter. Both are available as options.\"}},{\"@type\":\"Question\",\"name\":\"Will my stock gauges still work?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The stock gauge cluster will no longer function. Trim control stays functional as stock, but there is no trim indicator on the dash.\"}},{\"@type\":\"Question\",\"name\":\"Can I add sensors and outputs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. With the FT450, two spare inputs and two spare outputs are available on the EXTRA connector, and the FuelTech CAN bus supports products like the EGT-4 and Nano or NanoPRO wideband controllers.\"}},{\"@type\":\"Question\",\"name\":\"Can I use an FT550 from another vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. Connect the harness to the FT550's A plug and fit the included blank connector to the B plug to protect against water. Additional I\/O can be wired to the B plug as long as the rubber water protection is not removed.\"}}]}\u003c\/script\u003e","brand":"FuelTech","offers":[{"title":"I already have an ECU \/ w\/o igniter","offer_id":50629709758681,"sku":"2002100595","price":949.0,"currency_code":"USD","in_stock":true},{"title":"I already have an ECU \/ w\/ SparkPRO-3 (Nautica \/ Off-Road) waterproof igniter","offer_id":50629709791449,"sku":"2002100595 \/ 3010012266","price":1198.0,"currency_code":"USD","in_stock":true},{"title":"I already have an ECU \/ w\/ OEM 3-Channel Igniter","offer_id":50629709824217,"sku":"2002100595 \/ 5001100585","price":1008.0,"currency_code":"USD","in_stock":true},{"title":"Add FT450 \/ w\/o igniter","offer_id":50629709856985,"sku":"2002100595 \/ 3010005384","price":1948.0,"currency_code":"USD","in_stock":true},{"title":"Add FT450 \/ w\/ SparkPRO-3 (Nautica \/ Off-Road) waterproof igniter","offer_id":50629709889753,"sku":"2002100595 \/ 5384 \/ 2266","price":2197.0,"currency_code":"USD","in_stock":true},{"title":"Add FT450 \/ w\/ OEM 3-Channel Igniter","offer_id":50629709922521,"sku":"2002100595 \/ 5384 \/ 0585","price":2007.0,"currency_code":"USD","in_stock":true},{"title":"Add FT550 \/ w\/o igniter","offer_id":50629709955289,"sku":"2002100595 \/ 3010005496","price":2848.0,"currency_code":"USD","in_stock":true},{"title":"Add FT550 \/ w\/ SparkPRO-3 (Nautica \/ Off-Road) waterproof igniter","offer_id":50629709988057,"sku":"2002100595 \/ 5496\/ 2266","price":3097.0,"currency_code":"USD","in_stock":true},{"title":"Add FT550 \/ w\/ OEM 3-Channel Igniter","offer_id":50629710020825,"sku":"2002100595 \/ 5496 \/ 0585","price":2907.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2734\/8185\/files\/FuelTech-Plug-and-Play-Sea-Doo-Wiring-Harness-for-ECU.png?v=1791474243"},{"product_id":"fueltech-ft550-2008-2017-yamaha-1800-adapter-harness-3-plug","title":"FuelTech FT550 2008-2017 Yamaha 1800 Harness (3 plug)","description":"\u003cp\u003eThis adapter harness installs a FuelTech FT550 ECU on a 2008–2017 Yamaha 1800 watercraft using the factory wiring. It plugs straight into the OEM harness and includes everything needed for a quick FT550 installation.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePlugs directly into the OEM Yamaha harness (3 plug)\u003c\/li\u003e\n\u003cli\u003eTwo spare extra connectors for FT550 inputs and outputs\u003c\/li\u003e\n\u003cli\u003eConnector for a WB-O2 Nano or NanoPRO plus a wideband O2 sensor connector\u003c\/li\u003e\n\u003cli\u003eChoose harness only, or add an FT550 ECU\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation notes\u003c\/h3\u003e\n\u003cp\u003eUpdate the FT550 with FT Manager 5.0 or newer to get the PWC control features and the base start maps for each model. The ECU is not included with the harness-only option.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/files.fueltech.net\/manual\/Ingles\/FT550_Yamaha_1800_SVHO-SHO-HO_2008-2017_Adapter_Harness.pdf\" target=\"_blank\" rel=\"noopener\"\u003eFuelTech FT550 Yamaha 1800 SVHO\/SHO\/HO 2008-2017 adapter harness manual (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Which Yamaha models does this harness fit?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"2008-2017 Yamaha 1800 watercraft. FuelTech's manual for it covers the SVHO, SHO and HO 1800.\"}},{\"@type\":\"Question\",\"name\":\"Does it plug into the stock wiring?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. It plugs directly into the OEM harness.\"}},{\"@type\":\"Question\",\"name\":\"Is the FT550 ECU included?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Not with the I already have a FT550 ECU option. Choose add a FT550 ECU to include one.\"}},{\"@type\":\"Question\",\"name\":\"Can I add a wideband O2 sensor?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. The harness includes a connector for a WB-O2 Nano or NanoPRO and a wideband O2 sensor connector.\"}},{\"@type\":\"Question\",\"name\":\"What software version do I need?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"FT Manager 5.0 or newer, which adds the PWC control features and base start maps for each model.\"}},{\"@type\":\"Question\",\"name\":\"Are there spare inputs and outputs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. There are two spare extra connectors for FT550 inputs and outputs.\"}}]}\u003c\/script\u003e","brand":"FuelTech","offers":[{"title":"I already have a FT550 ECU","offer_id":50629710250201,"sku":"2002110173","price":1099.0,"currency_code":"USD","in_stock":true},{"title":"add a FT550 ECU","offer_id":50629710282969,"sku":"2002110173 \/ 3010005496","price":2998.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2734\/8185\/files\/FTByamaha.jpg?v=1791474243"},{"product_id":"fueltech-ft550-2019-2021-yamaha-1800-adapter-harness","title":"FuelTech FT550 2018-2025 Yamaha 1800\/1900 Harness (2 plug)","description":"\u003cp\u003eA 2-plug adapter harness for installing a FuelTech FT550 ECU on 2018–2025 Yamaha 1800\/1900 WaveRunners. It connects the ECU to the watercraft with minimal rewiring and opens up the FT550's full feature set — fuel and ignition control, data logging, boost control and real-time tuning — for race and high-performance use.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAdapter between the Yamaha PWC and a FuelTech FT550\u003c\/li\u003e\n\u003cli\u003eMinimal rewiring for a quick ECU upgrade\u003c\/li\u003e\n\u003cli\u003eBuilt for the marine environment\u003c\/li\u003e\n\u003cli\u003eUnlocks FT550 data logging, boost control and live tuning\u003c\/li\u003e\n\u003cli\u003eChoose harness only, or add an FT550 ECU\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cp\u003eFuelTech lists 2018–2025 Yamaha VX HO 1900 models as the application; the installation manual is written for the 2018-on Yamaha 1800 SVHO\/HO.\u003c\/p\u003e\n\u003ch3\u003eWhat's included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 FT550 2018-2025 Yamaha 1800\/1900 adapter harness (2 plug)\u003c\/li\u003e\n\u003cli\u003eInstallation guide\u003c\/li\u003e\n\u003cli\u003eFT550 ECU when the add a FT550 ECU option is selected\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCovered by a 1-year worldwide warranty.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/files.fueltech.net\/manual\/Ingles\/FT550_Yamaha_1800_SVHO-HO_2018_Adapter_Harness.pdf\" target=\"_blank\" rel=\"noopener\"\u003eFuelTech FT550 Yamaha 1800 2-plug adapter harness manual (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Which Yamaha models does this harness fit?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"FuelTech lists 2018-2025 Yamaha VX HO 1900 models, and the installation manual covers the 2018-on Yamaha 1800 SVHO\/HO.\"}},{\"@type\":\"Question\",\"name\":\"Is the FT550 ECU included?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Only with the add a FT550 ECU option. The I already have a FT550 ECU option is the harness alone.\"}},{\"@type\":\"Question\",\"name\":\"How much rewiring is involved?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The adapter is designed for a quick setup with minimal rewiring.\"}},{\"@type\":\"Question\",\"name\":\"What does the FT550 add over the stock ECU?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Full control of fuel injection and ignition tuning, plus data logging, boost control and real-time tuning.\"}},{\"@type\":\"Question\",\"name\":\"What's in the box?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The 2-plug adapter harness and an installation guide, plus the FT550 ECU if that option is selected.\"}},{\"@type\":\"Question\",\"name\":\"What warranty does it carry?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"A 1-year worldwide warranty.\"}}]}\u003c\/script\u003e","brand":"FuelTech","offers":[{"title":"I already have a FT550 ECU","offer_id":50629710315737,"sku":"2002100540","price":1299.0,"currency_code":"USD","in_stock":true},{"title":"add a FT550 ECU","offer_id":50629710348505,"sku":"2002100540 \/ 3010005496","price":3198.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2734\/8185\/files\/FuelTech-yamaha-1800-ft550-aftermarket_-ecu.png?v=1791474244"},{"product_id":"fueltech-ft550-2024-sea-doo-325-jetski-pnp","title":"FuelTech FT550 2024+ Rotax 325 Harness","description":"\u003cp\u003eThis FuelTech adapter harness installs an FT550 ECU on 2024 and newer Sea-Doo models with the Rotax 325 engine, plugging straight into the factory PWC harness. The OEM gauge cluster and iBR (Intelligent Brake and Reverse) stay functional, and two spare connectors give you room for extra FT550 inputs and outputs.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePlugs directly into the OEM Sea-Doo harness\u003c\/li\u003e\n\u003cli\u003eRetains OEM gauge cluster and iBR function\u003c\/li\u003e\n\u003cli\u003eTwo spare connectors for additional sensors and actuators\u003c\/li\u003e\n\u003cli\u003eOptions to bundle an FT550 or FT550LITE ECU, igniter and NanoPRO\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat else you need\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eA FuelTech FT550 or FT550LITE ECU\u003c\/strong\u003e (available as a bundle option)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA NanoPRO\u003c\/strong\u003e to read and condition the stock Bosch LSU 4.9 O2 sensor (required)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAn external igniter\u003c\/strong\u003e for the stock 325 coils: the OEM 3-channel igniter, or the FuelTech SparkPRO-3 marine version for more spark energy\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe ECU, NanoPRO and igniter are not included with the harness-only option.\u003c\/p\u003e\n\u003ch3\u003eInstallation notes\u003c\/h3\u003e\n\u003cp\u003eContact FuelTech tech support for the latest application-specific software and base tune for the Rotax 325.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/files.fueltech.net\/manual\/Ingles\/SeaDoo_325_2024_Harness.pdf\" target=\"_blank\" rel=\"noopener\"\u003eFuelTech Sea-Doo 325 2024+ harness manual (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Which watercraft does this harness fit?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"2024 and newer Sea-Doo models with the Rotax 325 engine.\"}},{\"@type\":\"Question\",\"name\":\"Is it plug-and-play?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. It plugs directly into the OEM harness and keeps the factory gauge cluster and iBR working.\"}},{\"@type\":\"Question\",\"name\":\"Do I need a NanoPRO?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. The NanoPRO is required to read and condition the stock Bosch LSU 4.9 O2 sensor.\"}},{\"@type\":\"Question\",\"name\":\"Do I need an igniter?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. The stock 325 coils need an external igniter: either the OEM 3-channel igniter or the FuelTech SparkPRO-3 marine version for higher spark energy.\"}},{\"@type\":\"Question\",\"name\":\"What do the options include?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The base option is the harness only. You can add an FT550 or FT550LITE ECU, a SparkPRO-3 or OEM 3-channel igniter, and a NanoPRO.\"}},{\"@type\":\"Question\",\"name\":\"Is a base map available?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Contact FuelTech tech support for the latest specific software and base tune for this application.\"}}]}\u003c\/script\u003e","brand":"FuelTech","offers":[{"title":"I already have an ECU \/ w\/o igniter \/ w\/o NanoPRO","offer_id":50629710414041,"sku":"2002112825","price":1099.0,"currency_code":"USD","in_stock":true},{"title":"I already have an ECU \/ w\/o igniter \/ w\/ Nano PRO","offer_id":50629710446809,"sku":"2002112825 \/ 3010009597","price":1448.0,"currency_code":"USD","in_stock":true},{"title":"I already have an ECU \/ w\/ SparkPRO-3 (Nautica \/ Off-Road) waterproof igniter \/ w\/o NanoPRO","offer_id":50629710479577,"sku":"2002112825 \/ 3010012266","price":1348.0,"currency_code":"USD","in_stock":true},{"title":"I already have an ECU \/ w\/ SparkPRO-3 (Nautica \/ Off-Road) waterproof igniter \/ w\/ Nano PRO","offer_id":50629710512345,"sku":"2002112825 \/ 2266 \/ 9597","price":1697.0,"currency_code":"USD","in_stock":true},{"title":"I already have an ECU \/ w\/ OEM 3-Channel igniter \/ w\/o NanoPRO","offer_id":50629710545113,"sku":"2002112825 \/ 5001100585","price":1158.0,"currency_code":"USD","in_stock":true},{"title":"I already have an ECU \/ w\/ OEM 3-Channel igniter \/ w\/ Nano PRO","offer_id":50629710577881,"sku":"2002112825 \/ 0585 \/ 9597","price":1507.0,"currency_code":"USD","in_stock":true},{"title":"Add FT550 \/ w\/o igniter \/ w\/o NanoPRO","offer_id":50629710610649,"sku":"2002112825 \/ 3010005496","price":2998.0,"currency_code":"USD","in_stock":true},{"title":"Add FT550 \/ w\/o igniter \/ w\/ Nano PRO","offer_id":50629710643417,"sku":"2002112825 \/ 5496 \/ 9597","price":3347.0,"currency_code":"USD","in_stock":true},{"title":"Add FT550 \/ w\/ SparkPRO-3 (Nautica \/ Off-Road) waterproof igniter \/ w\/o NanoPRO","offer_id":50629710676185,"sku":"2002112825 \/ 5496 \/ 2266","price":3247.0,"currency_code":"USD","in_stock":true},{"title":"Add FT550 \/ w\/ SparkPRO-3 (Nautica \/ Off-Road) waterproof igniter \/ w\/ Nano PRO","offer_id":50629710708953,"sku":"2825 \/ 5496 \/ 2266 \/ 9597","price":3596.0,"currency_code":"USD","in_stock":true},{"title":"Add FT550 \/ w\/ OEM 3-Channel igniter \/ w\/o NanoPRO","offer_id":50629710741721,"sku":"2002112825 \/ 5496 \/ 0585","price":3057.0,"currency_code":"USD","in_stock":true},{"title":"Add FT550 \/ w\/ OEM 3-Channel igniter \/ w\/ Nano PRO","offer_id":50629710774489,"sku":"2825 \/ 5496 \/ 0585 \/ 9597","price":3406.0,"currency_code":"USD","in_stock":true},{"title":"Add FT550LITE \/ w\/o igniter \/ w\/o NanoPRO","offer_id":50629710807257,"sku":"2002112825 \/ 3010005613","price":2528.0,"currency_code":"USD","in_stock":true},{"title":"Add FT550LITE \/ w\/o igniter \/ w\/ Nano PRO","offer_id":50629710840025,"sku":"2002112825 \/ 5613 \/ 9597","price":2877.0,"currency_code":"USD","in_stock":true},{"title":"Add FT550LITE \/ w\/ SparkPRO-3 (Nautica \/ Off-Road) waterproof igniter \/ w\/o NanoPRO","offer_id":50629710872793,"sku":"2002112825 \/ 5613 \/ 2266","price":2777.0,"currency_code":"USD","in_stock":true},{"title":"Add FT550LITE \/ w\/ SparkPRO-3 (Nautica \/ Off-Road) waterproof igniter \/ w\/ Nano PRO","offer_id":50629710905561,"sku":"2825 \/ 5613 \/ 2266 \/ 9597","price":3126.0,"currency_code":"USD","in_stock":true},{"title":"Add FT550LITE \/ w\/ OEM 3-Channel igniter \/ w\/o NanoPRO","offer_id":50629710938329,"sku":"2002112825 \/ 5613 \/ 0585","price":2587.0,"currency_code":"USD","in_stock":true},{"title":"Add FT550LITE \/ w\/ OEM 3-Channel igniter \/ w\/ Nano PRO","offer_id":50629710971097,"sku":"2825 \/ 5613 \/ 0585 \/ 9597","price":2936.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2734\/8185\/files\/FuelTech2024SeaDooHarness325-2web.png?v=1791474244"},{"product_id":"fueltech-ft550-kawasaki-sxr-1500-jet-ski-pnp","title":"FuelTech FT550 Kawasaki 1500 Harness","description":"\u003cp\u003eThis adapter harness lets you remove the factory ECU from a Kawasaki SX-R 1500 and run a FuelTech FT550 standalone in its place for racing. It connects to the stock wiring and leaves the FT550's extra I\/O and CAN bus available for added sensors and controls.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eReplaces the stock Kawasaki SX-R 1500 ECU with an FT550\u003c\/li\u003e\n\u003cli\u003eExtra connector for additional sensors such as fuel, oil and tunnel pressure or temperature\u003c\/li\u003e\n\u003cli\u003eSpare outputs for boost control, nitrous, additional fuel pumps and more\u003c\/li\u003e\n\u003cli\u003eFTCAN devices such as the EGT-4 and Nano\/NanoPRO wideband controllers connect without using any of the FT550's 14 inputs or 24 outputs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat else you need\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eA FuelTech FT550 ECU (not included)\u003c\/li\u003e\n\u003cli\u003eAn igniter module to drive the ski's double coils: the SparkPRO-3 (Nautical\/Off-Road) or the OEM 3-Channel Ignition Module. FuelTech recommends a 3-channel unit even though the ski has 2 coils, because it is more readily available\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation notes\u003c\/h3\u003e\n\u003cp\u003eThe stock harness needs one modification: the 12V feed must be unpinned from the idle control valve before the adapter is installed.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/files.fueltech.net\/manual\/Ingles\/Kawasaki-OEM-Wiring-Harness-Adapter-SXR-1500.pdf\" target=\"_blank\" rel=\"noopener\"\u003eFuelTech FT550 Kawasaki SX-R 1500 harness manual (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What does the FT550 Kawasaki 1500 harness do?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"It lets you remove the stock ECU from a Kawasaki SX-R 1500 jet ski and replace it with a FuelTech FT550 standalone ECU for racing.\"}},{\"@type\":\"Question\",\"name\":\"Is the FT550 ECU included?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No. This listing is the harness only.\"}},{\"@type\":\"Question\",\"name\":\"Do I need an igniter?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. An igniter module is needed to drive the double coils. FuelTech recommends the SparkPRO-3 (Nautical\/Off-Road) or the OEM 3-Channel Ignition Module.\"}},{\"@type\":\"Question\",\"name\":\"Why a 3-channel igniter if the ski has 2 coils?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"FuelTech recommends the 3-channel ignition because it is more readily available.\"}},{\"@type\":\"Question\",\"name\":\"Is it fully plug-and-play?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Almost. The stock harness must be modified by unpinning the 12V from the idle control valve.\"}},{\"@type\":\"Question\",\"name\":\"Can I add sensors and other FuelTech devices?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. The extra connector gives access to additional inputs and outputs, and FTCAN devices such as the EGT-4 and Nano or NanoPRO connect without using any of the FT550's 14 inputs or 24 outputs.\"}}]}\u003c\/script\u003e","brand":"FuelTech","offers":[{"title":"Default Title","offer_id":50629711003865,"sku":"2002110560","price":499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2734\/8185\/files\/FuelTech-FT550-Kawasaki-SXR-1500-Jet-Ski-Wiring-Harness-Adapter.png?v=1791474244"},{"product_id":"fueltech-ft550-kawasaki-sxr-1500-racing-harness","title":"FuelTech FT550 Kawasaki SXR 1500 Racing Harness","description":"\u003cp\u003eA plug and play racing harness built specifically for the Kawasaki SXR 1500. It replaces custom wiring on competition skis and ties directly into FuelTech ECUs and accessories for control of fuel, ignition, boost where fitted, and data logging.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePlug and play for the Kawasaki SXR 1500\u003c\/li\u003e\n\u003cli\u003eMotorsport-grade construction for competitive watercraft racing\u003c\/li\u003e\n\u003cli\u003eIntegrates with FuelTech ECUs and accessories\u003c\/li\u003e\n\u003cli\u003eNo custom harness fabrication required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Which watercraft does this racing harness fit?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The Kawasaki SXR 1500.\"}},{\"@type\":\"Question\",\"name\":\"Is it plug and play?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. It is a plug and play harness designed to remove the need for custom wiring.\"}},{\"@type\":\"Question\",\"name\":\"What does it connect to?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"It integrates directly with FuelTech ECUs and accessories.\"}},{\"@type\":\"Question\",\"name\":\"What can I control through it?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Fuel, ignition, boost (if applicable), data logging and the ECU's other engine management features.\"}},{\"@type\":\"Question\",\"name\":\"Is the ECU included?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No. This listing is the harness only.\"}}]}\u003c\/script\u003e","brand":"FuelTech","offers":[{"title":"Default Title","offer_id":50629732761817,"sku":"2002114378","price":1299.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2734\/8185\/files\/kawasakisxr1500_4.jpg?v=1791474434"},{"product_id":"fueltech-ft550-sea-doo-260-300-jetski-pnp","title":"FuelTech FT550 Rotax 300 Harness","description":"\u003cp\u003eThis adapter harness installs a FuelTech FT550 ECU on Sea-Doo watercraft with the Rotax 300 engine, 2010–2023, using the factory wiring. It plugs directly into the OEM harness and includes what is needed for a quick FT550 installation, with two spare extra connectors for the FT550's inputs and outputs.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePlugs directly into the OEM Sea-Doo harness\u003c\/li\u003e\n\u003cli\u003eTwo spare extra connectors for FT550 inputs and outputs\u003c\/li\u003e\n\u003cli\u003e4 ft or 8 ft length to match the hull's ECU routing\u003c\/li\u003e\n\u003cli\u003eOptions to add an FT550 ECU and an igniter\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhich length?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 ft:\u003c\/strong\u003e recommended for shorter ECU routing, typically RXP hulls\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8 ft:\u003c\/strong\u003e recommended for longer ECU routing, typically RXT, GTX and similar hulls\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUpdate the FT550 with FT Manager 5.0 or newer for the PWC control features and base start maps for each model\u003c\/li\u003e\n\u003cli\u003eOEM IBR (reverse bucket) control and OEM dash integration over CAN bus are only partially implemented and not compatible with every year and model; currently only the 2022 Sea-Doo RXP-X 300 is confirmed functional\u003c\/li\u003e\n\u003cli\u003eThe FT550 ECU is not included unless the add a FT550 ECU option is selected\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/files.fueltech.net\/manual\/Ingles\/FT550_Seadoo_Rotax_300_2010-2023_Adapter_Harness.pdf\" target=\"_blank\" rel=\"noopener\"\u003eFuelTech FT550 Sea-Doo Rotax 300 2010-2023 adapter harness manual (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Which Sea-Doo models does this harness fit?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Sea-Doo watercraft with the Rotax 300 engine from 2010-2023. It plugs into the OEM harness.\"}},{\"@type\":\"Question\",\"name\":\"Should I choose the 4 ft or 8 ft harness?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The 4 ft version suits shorter ECU routing, typically RXP hulls. The 8 ft version suits longer routing, typically RXT, GTX and similar hulls.\"}},{\"@type\":\"Question\",\"name\":\"Is the FT550 ECU included?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Only when the add a FT550 ECU option is selected. Otherwise the ECU is purchased separately.\"}},{\"@type\":\"Question\",\"name\":\"Will the IBR and stock dash still work?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"OEM IBR control and OEM dashboard integration over CAN bus are partially implemented and not compatible with all years and models. Currently only the 2022 Sea-Doo RXP-X 300 is confirmed functional.\"}},{\"@type\":\"Question\",\"name\":\"What software do I need?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"FT Manager 5.0 or newer, which adds the PWC control features and base start maps for each model.\"}},{\"@type\":\"Question\",\"name\":\"What are the igniter options?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"You can order the harness without an igniter, with the SparkPRO-3 (Nautica \/ Off-Road) waterproof igniter, or with an OEM 3-Channel igniter.\"}}]}\u003c\/script\u003e","brand":"FuelTech","offers":[{"title":"4ft \/ I already have a FT550 ECU \/ w\/o igniter","offer_id":50629732892889,"sku":"2002100542","price":1299.0,"currency_code":"USD","in_stock":true},{"title":"4ft \/ I already have a FT550 ECU \/ w\/ SparkPRO-3 (Nautica \/ Off-Road) waterproof igniter","offer_id":50629732925657,"sku":"2002100542 \/ 3010012266","price":1528.0,"currency_code":"USD","in_stock":true},{"title":"4ft \/ I already have a FT550 ECU \/ w\/ OEM 3-Channel igniter","offer_id":50629732958425,"sku":"2002100542 \/ 5001100585","price":1358.0,"currency_code":"USD","in_stock":true},{"title":"4ft \/ add a FT550 ECU \/ w\/o igniter","offer_id":50629732991193,"sku":"2002100542 \/ 3010005496","price":3198.0,"currency_code":"USD","in_stock":true},{"title":"4ft \/ add a FT550 ECU \/ w\/ SparkPRO-3 (Nautica \/ Off-Road) waterproof igniter","offer_id":50629733023961,"sku":"2002100542 \/ 5496 \/ 2266","price":3447.0,"currency_code":"USD","in_stock":true},{"title":"4ft \/ add a FT550 ECU \/ w\/ OEM 3-Channel igniter","offer_id":50629733056729,"sku":"2002100542 \/ 5496 \/ 0585","price":3257.0,"currency_code":"USD","in_stock":true},{"title":"8ft \/ I already have a FT550 ECU \/ w\/o igniter","offer_id":50629733089497,"sku":"2002100543","price":1399.0,"currency_code":"USD","in_stock":true},{"title":"8ft \/ I already have a FT550 ECU \/ w\/ SparkPRO-3 (Nautica \/ Off-Road) waterproof igniter","offer_id":50629733122265,"sku":"2002100543 \/ 3010012266","price":1648.0,"currency_code":"USD","in_stock":true},{"title":"8ft \/ I already have a FT550 ECU \/ w\/ OEM 3-Channel igniter","offer_id":50629733155033,"sku":"2002100543 \/ 5001100585","price":1458.0,"currency_code":"USD","in_stock":true},{"title":"8ft \/ add a FT550 ECU \/ w\/o igniter","offer_id":50629733187801,"sku":"2002100543 \/ 3010005496","price":3298.0,"currency_code":"USD","in_stock":true},{"title":"8ft \/ add a FT550 ECU \/ w\/ SparkPRO-3 (Nautica \/ Off-Road) waterproof igniter","offer_id":50629733220569,"sku":"2002100543 \/ 5496 \/ 2266","price":3547.0,"currency_code":"USD","in_stock":true},{"title":"8ft \/ add a FT550 ECU \/ w\/ OEM 3-Channel igniter","offer_id":50629733253337,"sku":"2002100543 \/ 5496 \/ 0585","price":3357.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2734\/8185\/files\/seadoo_1.png?v=1791474436"}],"url":"https:\/\/www.autosportsengineering.com\/collections\/fueltech-water-sports-harnesses.oembed","provider":"Autosports engineering","version":"1.0","type":"link"}