{"product_id":"aracer-rc-super-xx-pro-ultimate-engine-management-system-ecu-kawasaki-z125-pro","title":"ARacer RC Super XX PRO Ultimate Engine Management System ECU - Kawasaki Z125 Pro","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cul\u003e\n\u003cli\u003eNOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eARacer RC Super XX Ultimate Engine Management System ECU will completely replace the OEM ECU on the \u003cstrong\u003eKawasaki Z125 Pro 2018+\u003c\/strong\u003e! This is not a piggyback ECU, the RC Super XX completely removes the OEM ECU! This will eliminate all of the issues that would occur with the OEM ECU, giving you full control of how the engine will run without any worries of random changes that typically occurs with a piggyback ECU. Adjustments could be made with a laptop. The RC Super X is 100% plug and play, no wiring needed!\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"content_holder_1\"\u003e\n\u003cdiv\u003e\n\u003cp\u003eThe \u003cstrong\u003eaRacer RC Super XX PRO ECU\u003c\/strong\u003e for the \u003cstrong\u003eKawasaki Z125 Pro 2018+\u003c\/strong\u003e is a full-replacement programmable engine control system developed for riders, builders, race teams, and professional tuners who need greater control than the factory ECU provides.\u003c\/p\u003e\n\u003cp\u003eDesigned for modified and competition-focused builds, the RC Super XX PRO provides advanced access to fuel delivery, ignition timing, engine response, tuning data, and supported aRacer accessories. It gives experienced users a flexible ECU platform for dyno calibration, track development, engine modifications, and other performance applications.\u003c\/p\u003e\n\u003ch3\u003eWhat It Is\u003c\/h3\u003e\n\u003cp\u003eThe RC Super XX PRO replaces the original ECU on supported \u003cstrong\u003eKawasaki Z125 Pro 2018+\u003c\/strong\u003e models. Compared with the more compact RC Mini XX platform, the Super XX PRO is intended for builds requiring a broader performance ecosystem, expanded accessory support, and more advanced calibration capability.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFull-replacement programmable ECU for supported Honda Grom 125 models\u003c\/li\u003e\n\u003cli\u003eAdvanced fuel-delivery and ignition-timing control\u003c\/li\u003e\n\u003cli\u003eGreater tuning flexibility than the factory ECU\u003c\/li\u003e\n\u003cli\u003eSupports data-driven dyno testing and calibration development\u003c\/li\u003e\n\u003cli\u003eDesigned for modified engines and performance-focused builds\u003c\/li\u003e\n\u003cli\u003eCompatible with supported aRacer displays, wideband modules, controls, and communication accessories\u003c\/li\u003e\n\u003cli\u003eSuitable for race, track, testing, research, and development applications where permitted\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eKawasaki Z125 Pro 2018+\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFitment note:\u003c\/strong\u003e Model-year designations, electrical systems, ECU connectors, and wiring configurations can vary by market. Confirm the exact motorcycle model, production year, market version, ECU connector, wiring harness, and supported software configuration before ordering or installing this product.\u003c\/p\u003e\n\u003ch3\u003eProduct Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct:\u003c\/strong\u003e aRacer RC Super XX PRO ECU\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e \u003cstrong\u003eKawasaki Z125 Pro\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear range:\u003c\/strong\u003e 2018+\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct type:\u003c\/strong\u003e Full-replacement programmable ECU\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eECU platform:\u003c\/strong\u003e RC Super XX PRO\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eRecommended Applications\u003c\/h3\u003e\n\u003cp\u003eThe RC Super XX PRO is intended for experienced users who need a programmable ECU platform for applications such as:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDyno tuning and custom calibration\u003c\/li\u003e\n\u003cli\u003eModified intake and exhaust systems\u003c\/li\u003e\n\u003cli\u003eBig-bore and internal engine modifications\u003c\/li\u003e\n\u003cli\u003eMini-moto racing and track development\u003c\/li\u003e\n\u003cli\u003eData collection, testing, and research\u003c\/li\u003e\n\u003cli\u003ePerformance builds that exceed the capabilities of the factory ECU\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eProfessional installation and calibration by an experienced aRacer dealer or qualified tuner are strongly recommended, particularly for motorcycles with substantial engine, fuel-system, or electrical modifications.\u003c\/p\u003e\n\u003ch3\u003eRecommended Accessories\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.steadygarage.com\/products\/aracer-af3-professional-wideband-afr-module-lsu-4-9-4-2-o2?_pos=1\u0026amp;_sid=840420797\u0026amp;_ss=r\"\u003e\u003cstrong\u003eaRacer AF3 Wideband AFR Module\u003c\/strong\u003e \u003c\/a\u003e– provides wideband air-fuel-ratio monitoring for calibration and diagnostic work\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"https:\/\/www.steadygarage.com\/products\/aracer-pro-link-calibration-cable?_pos=36\u0026amp;_sid=938e59177\u0026amp;_ss=r\"\u003eaRacer PRO-LINK USB Communication Adapter\u003c\/a\u003e\u003c\/strong\u003e – supports ECU communication and calibration access from a compatible computer\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.steadygarage.com\/products\/aracer-dg2-multi-function-display-gauge?_pos=1\u0026amp;_sid=d0009fb23\u0026amp;_ss=r\"\u003e\u003cstrong\u003eaRacer DG2 Multi-Function Display Gauge\u003c\/strong\u003e\u003c\/a\u003e – displays supported real-time ECU and vehicle data\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"https:\/\/www.steadygarage.com\/products\/aracer-race-panel-2-display?_pos=8\u0026amp;_sid=c4e8cd558\u0026amp;_ss=r\"\u003eaRacer Race Panel 2\u003c\/a\u003e\u003c\/strong\u003e – provides a larger display and monitoring interface for supported racing applications\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.steadygarage.com\/products\/aracer-r-button-3-map-switch?_pos=22\u0026amp;_sid=dd483e88f\u0026amp;_ss=r\"\u003e\u003cstrong\u003eaRacer R Button\u003c\/strong\u003e \u003c\/a\u003e– provides supported ECU function control where compatible\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/www.steadygarage.com\/products\/aracer-qs-racing-v2-quickshifter-aracer-ecu-only?_pos=16\u0026amp;_sid=45a11e8db\u0026amp;_ss=r\"\u003e\u003cstrong\u003eaRacer QSR V2 Quick Shift Race V2\u003c\/strong\u003e\u003c\/a\u003e\u003cstrong\u003e \u003c\/strong\u003e– enables supported quick-shift integration when correctly configured\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eaRacer cable splitters and extension harnesses\u003c\/strong\u003e – support compatible accessory installations and wiring layouts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAccessory compatibility can depend on the ECU configuration, motorcycle wiring, software version, and installation requirements. Confirm compatibility before ordering.\u003c\/p\u003e\n\u003ch3\u003eWhy Choose the RC Super XX PRO?\u003c\/h3\u003e\n\u003cp\u003eThe 2018-and-newer Kawasaki Z125 pro is a popular platform for street-performance projects, mini-moto racing, engine development, and custom builds. As modifications become more extensive, the factory ECU can limit a tuner’s ability to calibrate fuel delivery, ignition behavior, and supporting systems properly.\u003c\/p\u003e\n\u003cp\u003eThe aRacer RC Super XX PRO provides a more capable foundation for advanced builds. Its programmable ECU architecture, supported accessory ecosystem, and calibration flexibility allow professional tuners and experienced builders to develop a setup around the motorcycle’s actual engine configuration and intended use.\u003c\/p\u003e\n\u003ch3\u003eNorth American Support\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSupported by aRacer ECU R\u0026amp;D of America LLC\u003c\/li\u003e\n\u003cli\u003eU.S.-based technical and product support\u003c\/li\u003e\n\u003cli\u003eNorth American platform validation and development\u003c\/li\u003e\n\u003cli\u003eDomestic shipping from California when inventory is available\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompetition Use Notice\u003c\/h3\u003e\n\u003cp\u003eSome aRacer products are intended for closed-course competition, off-road operation, testing, research, or development use only where applicable. Installation or use on pollution-controlled vehicles may be restricted by local, state, or federal law. The purchaser and installer are responsible for determining product suitability and complying with all applicable laws and regulations.\u003c\/p\u003e\n \u003c\/div\u003e\n\u003cdiv\u003e**NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES**\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ARacer","offers":[{"title":"Default Title","offer_id":44877267992635,"sku":"ASG-1048XX","price":969.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/4028\/6267\/files\/d5986082-a45d-4606-8791-e0d742d26d8d.webp?v=1793829169","url":"https:\/\/www.steadygarage.com\/products\/aracer-rc-super-xx-pro-ultimate-engine-management-system-ecu-kawasaki-z125-pro","provider":"Steady Garage","version":"1.0","type":"link"}