{"product_id":"jb4-tuner-2022-lexus-lx-600-2024-gx-550-3-5l-twin-turbo","title":"JB4 Tuner - 2024+ GX 550 3.5L Twin Turbo \/ 2022+ Lexus LX 600","description":"\u003c!-- split --\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to +75 hp\u003c\/strong\u003e on a completely stock LX 600 \/ GX 550 3.5L twin turbo — no ECU flash, no risk\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJB4 PRO Bluetooth adapter included\u003c\/strong\u003e — wireless map switching, data logging, and free firmware updates via the JB4PRO app\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlug \u0026amp; play install\u003c\/strong\u003e — installs between your factory sensors and the ECU; fully reversible, \u003cstrong\u003enot VIN-locked\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorks with locked ECUs\u003c\/strong\u003e — keeps every factory safety system intact\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIn-dash map switching, boost-by-gear, code reading \u0026amp; logging\u003c\/strong\u003e of up to 40 parameters\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eBillet aluminum enclosure • Designed \u0026amp; assembled in the USA • 5-year warranty\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- split --\u003e\u003c!-- splitnew --\u003e\n\u003cstyle\u003e\n@media (max-width:680px){\n  .sf-row { display:block !important; }\n  .sf-row td { display:block !important; width:100% !important; padding:0 0 24px 0 !important; box-sizing:border-box; }\n  .sf-video-wrap { position:relative; padding-bottom:56.25%; height:0; overflow:hidden; border-radius:6px; }\n  .sf-video-wrap iframe { position:absolute; top:0; left:0; width:100%; height:100%; border:0; }\n}\n\u003c\/style\u003e\n\u003ch2 style=\"text-align: center;\"\u003eJB4 Tuner — Lexus LX 600 \u0026amp; GX 550 3.5L Twin Turbo\u003c\/h2\u003e\n\u003cp style=\"text-align: center; color: #555; margin-bottom: 32px;\"\u003eThe most advanced plug-and-play tuning system for your \u003cstrong\u003e2022+ Lexus LX 600\u003c\/strong\u003e and \u003cstrong\u003e2024+ Lexus GX 550\u003c\/strong\u003e 3.5L twin turbo — up to \u003cstrong\u003e75 crank horsepower\u003c\/strong\u003e on pump gas with no flash, no unlock, and no risk to your factory warranty systems.\u003c\/p\u003e\n\u003cdiv style=\"text-align: center; margin-bottom: 40px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0890\/2048\/files\/jb4-tuner-00002.jpg\" alt=\"JB4 plug-and-play tuner for 2022+ Lexus LX 600 and 2024+ Lexus GX 550 3.5L twin turbo\" style=\"max-width: 70%; width: 100%; border-radius: 6px; display: inline-block;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"background: #fff8db; border: 2px solid #ffe58f; border-radius: 8px; padding: 14px 20px; margin: 0 0 40px;\"\u003e\n\u003cp style=\"margin: 0; color: #6b5900; line-height: 1.6;\"\u003e\u003cstrong\u003e✅ Fitment:\u003c\/strong\u003e 2022+ Lexus LX 600 3.5L Twin Turbo (BETA) • 2024+ Lexus GX 550 3.5L Twin Turbo (BETA). Same 3.5L V35A twin-turbo platform as the Toyota Tundra \/ Land Cruiser \/ Sequoia.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ctable class=\"sf-row\" style=\"width: 100%; border-collapse: collapse; margin-bottom: 40px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 55%; vertical-align: top; padding: 0 24px 0 0;\"\u003e\n\u003ch3 style=\"margin: 0 0 12px;\"\u003eReal Power, No Flash Required\u003c\/h3\u003e\n\u003cp\u003eThe JB4 taps into your engine's sensors and CANbus to safely add boost, adjust timing, and dial in fueling in real time — a similar result to an ECU reflash, but without the vehicle ever knowing it's been tuned.\u003c\/p\u003e\n\u003cp\u003eGains climb even higher with bolt-ons, higher octane, or E85 blends. Runs as smoothly as stock, works with every drive mode, and has no impact on fuel economy during normal driving.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 45%; vertical-align: top; padding: 0 0 0 8px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0890\/2048\/files\/JB4-BOX-0000.jpg\" alt=\"JB4 tuner billet aluminum enclosure for Lexus LX 600 GX 550\" style=\"width: 100%; border-radius: 6px; display: block;\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable class=\"sf-row\" style=\"width: 100%; border-collapse: collapse; margin-bottom: 40px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 45%; vertical-align: top; padding: 0 24px 0 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0890\/2048\/files\/JB4-PRO_WIreless-device-connection-bluetooth-included.jpg\" alt=\"JB4 PRO Bluetooth wireless adapter included for Lexus JB4 tuner\" style=\"width: 100%; border-radius: 6px; display: block;\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 55%; vertical-align: top; padding: 0 0 0 8px;\"\u003e\n\u003ch3 style=\"margin: 0 0 12px;\"\u003eJB4 PRO Bluetooth — Included\u003c\/h3\u003e\n\u003cp\u003eThe all-new JB4 PRO adapter fits fully inside the JB4 enclosure and wirelessly connects to your iOS or Android device. Record and analyze data, switch performance maps on the fly, and pull free firmware updates as BMS releases more powerful maps and new features.\u003c\/p\u003e\n\u003cp\u003eThe JB4PRO Free app adds an intuitive interface, help buttons, and advanced log-analysis tools that estimate performance and flag any tuning concerns.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 style=\"text-align: center; margin: 0 0 16px;\"\u003eDyno \u0026amp; Real-World Results\u003c\/h3\u003e\n\u003cp style=\"text-align: center; color:#777; margin: 0 0 16px; font-size:0.9em;\"\u003e3.5L twin-turbo results shown on the shared Toyota platform (same V35A engine).\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-bottom: 40px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%; padding: 0 8px 0 0; vertical-align: top;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0890\/2048\/files\/tundra_dyno.jpg\" target=\"_blank\" rel=\"noopener\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0890\/2048\/files\/tundra_dyno_1024x1024.jpg\" alt=\"JB4 dyno chart gains on 3.5L twin turbo V35A engine\" style=\"width: 100%; border-radius: 6px; display: block;\"\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 50%; padding: 0 0 0 8px; vertical-align: top;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0890\/2048\/files\/jb4-tuned-toyota-land-cruiser-0-60.jpg\" target=\"_blank\" rel=\"noopener\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0890\/2048\/files\/jb4-tuned-toyota-land-cruiser-0-60_1024x1024.jpg\" alt=\"JB4 tuned 0-60 Dragy results on 3.5L twin turbo\" style=\"width: 100%; border-radius: 6px; display: block;\"\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable class=\"sf-row\" style=\"width: 100%; border-collapse: collapse; margin-bottom: 40px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%; vertical-align: middle; padding: 0 24px 0 0;\"\u003e\n\u003cdiv class=\"sf-video-wrap\" style=\"position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; border-radius: 6px;\"\u003e\u003ciframe style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0;\" src=\"https:\/\/www.youtube.com\/embed\/tqNWgq47A1s\" title=\"JB4 PRO Bluetooth app logging demo\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 50%; vertical-align: middle; padding: 0 0 0 8px;\"\u003e\n\u003ch3 style=\"margin: 0 0 12px;\"\u003eA Decade of Proven Tuning\u003c\/h3\u003e\n\u003cp\u003eThe JB4 has been the gold standard in plug-and-play turbocharged tuning for over a decade, sold in 67+ countries. Often imitated, never duplicated — with more advanced connection points, full CANbus integration, fuel \u0026amp; spark control, and Bluetooth logging no other piggyback can match.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInstallation:\u003c\/strong\u003e download the install guide \u003ca href=\"https:\/\/jb4tuned.com\/instructions\/Toyota_Tundra_JB4_Install_Guide.pdf\" target=\"_blank\" rel=\"noopener\"\u003ehere\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"background: #f7f7f7; border-radius: 8px; padding: 24px 28px; margin-bottom: 32px;\"\u003e\n\u003ch4 style=\"margin: 0 0 8px; font-size: 1em;\"\u003e🔧 Simplify Your Install\u003c\/h4\u003e\n\u003cp style=\"margin: 0; color: #444; line-height: 1.6;\"\u003eOptional \u003ca href=\"https:\/\/stickerfab.com\/products\/tundra-sequoia-lexus-lx-600-gx-550-jb4-map-sensor-bypass-extensions\" target=\"_blank\"\u003eJB4 MAP Sensor Bypass Extensions\u003c\/a\u003e let you bypass the hard-to-reach upper rear MAP sensor, making JB4 installation and removal far easier. Sold as a pair.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003chr style=\"margin: 40px 0; border: none; border-top: 1px solid #e0e0e0;\"\u003e\n\u003ch2 style=\"text-align: center; margin-bottom: 24px;\"\u003eFAQ\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%; vertical-align: top; padding: 0 24px 20px 0;\"\u003e\n\u003cp\u003e\u003cstrong\u003eIs the JB4 a real tune?\u003c\/strong\u003e\u003cbr\u003eYes. It alters boost, timing, AFR, and fuel trims in real time via your sensors and CANbus — real, meaningful gains without unlocking or flagging your ECU.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 50%; vertical-align: top; padding: 0 0 20px 8px;\"\u003e\n\u003cp\u003e\u003cstrong\u003eWill it work with my locked ECU?\u003c\/strong\u003e\u003cbr\u003eYes. No ECU flash is needed and the JB4 is fully compatible with locked ECUs.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%; vertical-align: top; padding: 0 24px 20px 0;\"\u003e\n\u003cp\u003e\u003cstrong\u003eIs it reversible?\u003c\/strong\u003e\u003cbr\u003eCompletely. The JB4 is not VIN-locked — remove it any time, swap it between cars, or resell it later.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 50%; vertical-align: top; padding: 0 0 20px 8px;\"\u003e\n\u003cp\u003e\u003cstrong\u003eWhat octane do I need?\u003c\/strong\u003e\u003cbr\u003e91 octane or better is required for the performance gains. E85 blends are supported for even more.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 50%; vertical-align: top; padding: 0 24px 20px 0;\"\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need the app?\u003c\/strong\u003e\u003cbr\u003eNo setup is required to run it, but the included JB4 PRO Bluetooth adapter + free app let you log data, switch maps, and update firmware.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 50%; vertical-align: top; padding: 0 0 20px 8px;\"\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's the warranty?\u003c\/strong\u003e\u003cbr\u003e5 years from Burger Motorsports. Designed and assembled in the USA.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Burger Motorsports","offers":[{"title":"Default Title","offer_id":55085168755007,"sku":"LX600-GX550-JB4-PRO-BT-ADAPTER","price":451.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0176\/5743\/0070\/files\/jb4-tuner-00002_31b99a9a-45dc-4e04-b4eb-6f0542f1bf38.jpg?v=1786369905","url":"https:\/\/www.stickerfab.com\/en-gb\/products\/jb4-tuner-2022-lexus-lx-600-2024-gx-550-3-5l-twin-turbo","provider":"StickerFab","version":"1.0","type":"link"}