{"title":"Sea-Doo RXT-X 325","description":"\u003cp\u003eBrowse parts listed for Sea-Doo RXT-X 325. Filter by version and year, then check the exact application on each product.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"\/collections\/all-products?vehicle_selection_id=sbv-model-v1-110336fd13361a07cf7d79ead68f9123\"\u003eView Sea-Doo RXT-X 325 parts\u003c\/a\u003e\u003c\/p\u003e","products":[{"product_id":"sea-doo-rxt-x-325-2025-custom-ecu-tuning","title":"Sea-Doo RXT-X 325 2025 Custom ECU Tuning","description":"\u003ch2\u003eSummary\u003c\/h2\u003e\u003cp\u003eCustom ECU tuning for the 2025 Sea-Doo RXT-X 325, calibrated by Lukos Engineering. The RXT-X is the big open-water machine in the Sea-Doo line, and a machine-specific calibration is how its delivery gets sharper and more consistent - built from your craft's data rather than a generic file. Two routes: tune with the tuning device included, or tune only if you already run compatible hardware.\u003c\/p\u003e\u003ch2\u003eBest For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRXT-X 325 owners refining response and delivery for open-water riding\u003c\/li\u003e\n\u003cli\u003eRiders who want calibration built on their craft's data\u003c\/li\u003e\n\u003cli\u003eOwners upgrading the whole experience, not chasing a generic flash\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eKey Specs\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eProvider: Lukos Engineering\u003c\/li\u003e\n\u003cli\u003eService Type: Custom ECU tuning\u003c\/li\u003e\n\u003cli\u003eVehicle Application: 2025 Sea-Doo RXT-X 325\u003c\/li\u003e\n\u003cli\u003eOptions: Tune and Tuning Device; Tune Only\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFitment And Setup Checks\u003c\/h2\u003e\u003cp\u003eConfirm your craft is the 2025 RXT-X 325 before ordering and mention any modifications so the calibration reflects them. Recent Sea-Doo ECUs can require an unlocking step before calibration - check the requirements for your craft with us before ordering so the process is planned end to end. Tune-only assumes compatible hardware you already own.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProvider\u003c\/td\u003e\n\u003ctd\u003eLukos Engineering\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eService\u003c\/td\u003e\n\u003ctd\u003eCustom ECU tuning\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eSea-Doo RXT-X 325, 2025\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptions\u003c\/td\u003e\n\u003ctd\u003eTune + device; tune only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eDoes my ECU need unlocking first?\u003c\/h3\u003e\u003cp\u003eSome 2025 Sea-Doo ECUs require an unlocking step before tuning. Check with us for your exact craft before ordering and we will plan the full process.\u003c\/p\u003e\u003ch3\u003eTune-only or tune with device?\u003c\/h3\u003e\u003cp\u003eTune-only suits owners already running compatible tuning hardware; otherwise choose the option with the device included.\u003c\/p\u003e\u003cp\u003eConfirm the craft, plan the ECU step, and get a calibration built for your RXT-X rather than everyone's.\u003c\/p\u003e","brand":"Lukos Engineering","offers":[{"title":"Tune \u0026 Tuning Device","offer_id":53785011913046,"sku":"HA-V53785011913046","price":950.0,"currency_code":"GBP","in_stock":true},{"title":"Tune Only","offer_id":53785011945814,"sku":"HA-V53785011945814","price":700.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0952\/1849\/9926\/files\/Seadoorxt-x3252025.png?v=1779032305"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0952\/1849\/9926\/collections\/hoonies-model-sea-doo-rxt-x-325-20261010-8f44e7e826b4.webp?v=1791910777","url":"https:\/\/hooniesadrenaline.co.uk\/collections\/sea-doo-rxt-x-325.oembed","provider":"Hoonies Adrenaline","version":"1.0","type":"link"}