{"product_id":"megasquirt-ecu-is300-lexus-1jz-2jz","title":"Megasquirt Ecu IS300 Lexus 1jz 2jz","description":"\u003ch3\u003e\u003cspan\u003eBuild Your 1JZ or 2JZ IS300 Your Way\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYou built the car. Now you need an ECU that gives you the control and flexibility to finish the job.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMegaSquirt MS3 Pro Ultimate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a powerful standalone engine management solution for custom Lexus IS300 1JZ and 2JZ builds—especially for enthusiasts who want to design their own wiring, configure their own setup, and have room to grow.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAnd with your purchase from \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eJJRBoost Motorsports\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, you don't just get the ECU.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e🎁 FREE WITH YOUR PURCHASE: Remote Basemap Setup\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBuying a standalone ECU can be intimidating.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhich sensors do I use?\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHow should the ECU be configured?\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWhere do I start with the base calibration?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThat's why JJRBoost Motorsports is including a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFREE Remote Basemap Setup\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with your purchase.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAfter you provide the required information about your engine and setup, we'll work with you remotely to help establish a starting basemap for your specific application.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eYou get:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eRemote setup assistance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInitial basemap configuration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eApplication-specific setup guidance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHelp getting your ECU ready for initial startup\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eA starting point for your tuning process\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eInstead of opening the box and wondering \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e\"Now what?\"\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, you'll have a starting point built around your project.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eThat's our way of helping you get from ECU on the workbench → to engine startup faster.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eWhat You Get\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eMegaSquirt MS3 Pro Ultimate ECU\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA highly configurable standalone ECU designed for serious performance applications and custom engine management.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eDIY Wiring Capability\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBuild your harness around your exact IS300, 1JZ, or 2JZ configuration instead of being limited by a factory ECU setup.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eAdvanced Engine Control\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eConfigure fuel, ignition, boost control, sensors, auxiliary outputs, data logging, CAN communication, and other functions according to your build.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIdeal For\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eLexus IS300 1JZ swaps\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLexus IS300 2JZ swaps\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTurbo 1JZ builds\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTurbo 2JZ builds\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDrift cars\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDrag cars\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStreet performance builds\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCustom engine swaps\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDIY wiring projects\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHigh-performance applications\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eBuild It. Wire It. Tune It.\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe MS3 Pro Ultimate gives you the flexibility to create a wiring system around \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eyour engine, your sensors, your fuel system, your ignition setup, and your goals.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWhether you're putting together a reliable street car or building a serious boosted IS300, you have a platform that can grow with the project.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eYour Purchase Includes More Than Just an ECU\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eMegaSquirt MS3 Pro Ultimate\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eStandalone engine management for your custom build.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFREE Remote Basemap Setup\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWe'll help establish a starting configuration based on the information you provide about your specific vehicle and engine combination.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eJJRBoost Motorsports Support\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGet help understanding the setup process so you're not left trying to figure everything out alone.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch2\u003e\u003cspan\u003eHere's the Big Idea\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYou don't need another box sitting on your workbench.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYou need a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003estarting point.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThat's why JJRBoost Motorsports combines the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMS3 Pro Ultimate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFREE Remote Basemap Setup\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eYou build the car.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eYou build the wiring.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWe help you get the ECU started.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eReady to Build Your IS300?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGet your \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eMegaSquirt MS3 Pro Ultimate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and claim your \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eFREE Remote Basemap Setup\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e from JJRBoost Motorsports.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eBuild it. Wire it. Boost it.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003chr\u003e\u003c\/div\u003e\n\u003ch3\u003e\u003cspan\u003eImportant Compatibility \u0026amp; Tuning Notice\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eECU configuration, wiring requirements, sensors, ignition systems, injectors, and compatibility can vary depending on the specific engine and vehicle configuration.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe remote basemap is intended as a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003estarting calibration\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, not a replacement for professional dyno or road tuning. Final tuning should be performed by a qualified tuner using the appropriate equipment and safe operating procedures.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCustomers should provide accurate information about their engine, injectors, sensors, ignition system, fuel system, trigger configuration, and intended application for the basemap setup.\u003c\/span\u003e\u003c\/p\u003e","brand":"JJR Motorsports","offers":[{"title":"Default Title","offer_id":62211887038834,"sku":"MS3Pro-EVO+HC-PKG","price":1599.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/2902\/4114\/files\/ChatGPTImageAug20_2026_04_06_53PM.png?v=1787256935","url":"https:\/\/jjrboostmotorsports.com\/products\/megasquirt-ecu-is300-lexus-1jz-2jz","provider":"JJRBOOST MOTORSPORTS","version":"1.0","type":"link"}