{"product_id":"jb4-for-b58-ineos-grenadier","title":"JB4 for B58 INEOS Grenadier","description":"\u003ch3\u003ePower gains up to \u003cspan style=\"color: #ff2a00;\"\u003e80WHP\u003c\/span\u003e \u0026amp; \u003cspan style=\"color: #ff2a00;\"\u003e100WTQ\u003c\/span\u003e on a stock Grenadier\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003ewithout the risks of flashing!\u003c\/span\u003e \u003c\/h3\u003e \u003cp\u003eThe \u003cstrong\u003eJB4 tuner for the B58 powered INEOS Grenadier\u003c\/strong\u003e is the most advanced plug \u0026amp; play tuning system available for the 3.0L turbocharged engine platform. Power gains of up to \u003cstrong\u003e80 horsepower and 100 lb-ft of torque at the wheels\u003c\/strong\u003e are possible on a completely stock Grenadier running pump gas. Vehicles equipped with bolt-on upgrades, higher octane fuel, E85 mixtures, or larger turbochargers can see even greater gains. \u003cmeta charset=\"utf-8\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cstrong\u003eNow includes the JB4PRO adapter and free app built in!\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eNo ECU flash required and fully compatible with locked 🔒 ECUs.\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eThe JB4 features a simple \u003cstrong\u003eplug \u0026amp; play installation harness\u003c\/strong\u003e for fast installation and removal while offering advanced tuning features not available with other tuning systems. These include in-dash map switching between stock and performance maps, optional in-dash boost gauge display, boost limiting by gear for improved traction, progressive water\/methanol integration, built-in data logging, fault code reading and clearing, optional electronic wastegate control to prevent throttle closure with exhaust modifications, exhaust flapper control, and many additional features.\u003c\/p\u003e \u003cp\u003eUnlike many expensive tuning solutions, the JB4 does not require additional stages or supporting modifications. Simply install the JB4 as your first upgrade and immediately experience improved power delivery, smoother acceleration, and stronger turbo performance.\u003c\/p\u003e \u003cp\u003eThe JB4 requires no manual setup for basic operation. However users who want to adjust maps, log engine data, or access advanced tuning features can add one of our optional \u003cstrong\u003eBluetooth smartphone adapters\u003c\/strong\u003e.\u003c\/p\u003e \u003cp\u003e\u003cimg alt=\"JB4 PRO smartphone tuning app for INEOS Grenadier\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0890\/2048\/files\/JB4-PRO-APP-FREE_1024x1024.jpg?v=1760906303\"\u003e\u003c\/p\u003e \u003cp\u003e\u003cb\u003eWirelessly Connect to your JB4: \u003c\/b\u003e\u003cspan\u003eOur all-new \u003c\/span\u003e\u003cstrong\u003eJB4 PRO\u003c\/strong\u003e\u003cspan\u003e smartphone connection is included to wirelessly connect the JB4 tuner to your Bluetooth 4.0 compatible iOS or Android device. This option allows you to record and analyze vehicle and tuning data, change JB4 performance maps, and update JB4 firmware as we release free newer versions with updates, more powerful maps, and new features under development. Our new adapter fits fully inside the JB4 enclosure for enhanced weather protection and a more streamlined look. The JB4PRO Free app features an intuitive easy-to-use interface, help buttons, and advanced log analysis tools that can estimate the performance of your car and help identify any tuning concerns. \u003c\/span\u003e\u003c\/p\u003e \u003cp\u003eFor more information about the \u003cstrong\u003eJB4PRO mobile app\u003c\/strong\u003e \u003ca href=\"https:\/\/www.jb4tech.com\/forum\/model-specific-engine-tuning-modification-discussion\/jb4pro-free-app\/851437-what-is-the-jb4pro-free-app#post851437\" target=\"_blank\"\u003eclick here\u003c\/a\u003e.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eJB4 Map Guide\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eMap0:\u003c\/strong\u003e Stock tuning – JB4 disabled\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eMap1:\u003c\/strong\u003e +3psi over stock (91 octane)\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eMap2:\u003c\/strong\u003e +4psi over stock (91–93 octane)\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eMap3:\u003c\/strong\u003e +6psi over stock (93+ octane)\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eMap4:\u003c\/strong\u003e +8psi over stock (Race gas or 30% E85)\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eMap5:\u003c\/strong\u003e +10psi over stock (Race gas or 30% E85)\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eMap6:\u003c\/strong\u003e Custom tuning map\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eMap7:\u003c\/strong\u003e Progressive water\/methanol map\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eMap8:\u003c\/strong\u003e Valet \/ Low boost mode\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eJB4 Power Gains, Features \u0026amp; Benefits\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003e• Up to 80hp and 100 lb-ft torque gains on a stock INEOS Grenadier\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003e• Includes multiple tuning maps for different fuel types.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Quick plug and play installation.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Supports E85 ethanol blends.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Reads and deletes fault codes.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Displays and logs up to 40 engine parameters.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Boost by gear control for improved traction.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Controls exhaust flap operation on supported vehicles.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Compatible with the free JB4PRO app.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Offers better performance and safety than basic chip tunes.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Full CANbus integration.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Runs as smoothly as stock.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Compatible with all driving modes.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• No impact on fuel economy during normal driving.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Requires 91 octane or better for performance gains.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Not VIN locked and fully removable.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Includes billet aluminum enclosure.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Designed and assembled in the USA.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• 5-year warranty.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eVehicle Fitment\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eINEOS Grenadier\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e2023+ INEOS Grenadier 3.0L B58 SUV\u003c\/li\u003e \u003cli\u003e2023+ INEOS Grenadier Quartermaster 3.0L B58 Pickup\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhat is a JB4?\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eThe JB4 is a plug \u0026amp; play performance tuner for turbocharged vehicles. It installs between engine sensors and the factory ECU allowing it to safely manipulate boost pressure, ignition timing, and fueling for substantial horsepower gains while maintaining factory safety systems.\u003c\/p\u003e \u003cp\u003eThe JB4 stands apart from other tuning systems through advanced CANbus integration, smartphone connectivity, ethanol compatibility, and continuous firmware updates that expand functionality and performance over time.\u003c\/p\u003e \u003cp\u003eThe JB4 system is not VIN locked and can easily be transferred to another vehicle or resold later. The JB4 has been the gold standard in plug-and-play turbocharged tuning for more than a decade and is used by enthusiasts in over 67 countries worldwide.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eIs the JB4 a real tune?\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eYes. The JB4 actively adjusts boost pressure, ignition timing, air-fuel ratios, and fuel trims using real-time engine data through its CANbus connection. This allows the JB4 to deliver performance gains comparable to ECU flash tuning while retaining factory safety systems and without permanently modifying the ECU.\u003c\/p\u003e \u003cp\u003e\u003ca href=\"https:\/\/burgertuning.com\/pages\/faq\"\u003e \u003cimg alt=\"JB4 frequently asked questions\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0890\/2048\/files\/jb4-faq-bms-2400_ebe313c1-7832-4131-8f06-a40f5b967b9f_1024x1024.jpg?v=1578019911\"\u003e \u003c\/a\u003e\u003c\/p\u003e \u003cp\u003e\u003ca href=\"https:\/\/www.jb4tuned.com\/instructions\/JB4_BMW_B48_B58_Install_Guide.pdf\"\u003e \u003cimg alt=\"JB4 B58 install guide\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0890\/2048\/files\/Download-the-install-guide-2020-1.svg\"\u003e \u003c\/a\u003e\u003c\/p\u003e \u003cp\u003e\u003cimg alt=\"INEOS Grenadier B58 engine with JB4 tuner installed\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0890\/2048\/files\/jb4-tuned-Ineos-Grenadier-b58-bmw-engine.jpg?v=1747877979\"\u003e\u003c\/p\u003e \u003cp\u003e\u003cimg alt=\"JB4 tuner installed on INEOS Grenadier B58 engine\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0890\/2048\/files\/JB4-for-B58-INEOS-Grenadier.jpg?v=1759782009\"\u003e\u003c\/p\u003e \u003ch3\u003eStock vs JB4 Dyno Results\u003c\/h3\u003e \u003cp\u003e\u003cimg alt=\"INEOS Grenadier JB4 dyno results horsepower gains\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0890\/2048\/files\/INEOS-Grenadier-dyno-results-tune-tuner-jb4.jpg?v=1759782086\"\u003e\u003c\/p\u003e \u003ch3\u003eBMW B38 \/ B46 \/ B48 \/ B58 JB4 Install Video\u003c\/h3\u003e \u003cp\u003e\u003ciframe title=\"JB4 B58 install video\" src=\"https:\/\/www.youtube.com\/embed\/eAf87bsXeos?rel=0\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e     ***All sales for Burger Motorsports and Fuel-It! products are final.\nThese items are not eligible for return or exchange under any circumstances.\nPlease ensure compatibility and fitment before placing your order.***","brand":"Burger Motorsports","offers":[{"title":"Default Title","offer_id":42418431426645,"sku":"P100 B58+PRO ADAPTER","price":96900.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0947\/5040\/files\/jb4-tuner-00002_04242527-7f5d-402b-9fad-32cdfe3daf71.jpg?v=1776728712","url":"https:\/\/speedzone-web.com\/en-jp\/products\/jb4-for-b58-ineos-grenadier","provider":"Speedzone Performance LLC","version":"1.0","type":"link"}