{"product_id":"bms-bmw-n20-n26-jb4-220i-320i-420i-520i","title":"BMS\/Burger Motorsports JB4 Tuning Box for BMW N20\/N26 (220i 228i 320i 328i 420i 428i 520i 528i | F22 F23 F30 F31 F32 F33 F10) Plug \u0026 Play ECU Piggyback, E85 Compatible, Up to +100whp","description":"\u003cdiv class=\"product__description rte\"\u003e\n  \u003ch2\u003eJB4 Performance Module for BMW 2.0 Turbo Petrol N20 N26 – instant, reversible power for F-Series BMWs\u003c\/h2\u003e\n  \n  \u003cp\u003e\n    Looking for an easy, risk-free way to wake up your 2.0 turbo BMW without a permanent ECU flash? The JB4 performance module from Burger Motorsports is the proven plug-in power upgrade for the N20 and N26 engines found in the 220i, 228i, 320i, 328i, 420i, 428i, 520i and 528i. It delivers serious gains, sharper throttle response and smarter boost control while keeping your factory calibration intact. No coding, no cutting, no drama.\n  \u003c\/p\u003e\n  \n  \u003cp\u003e\n    On a standard car you can see increases of up to 50 wheel horsepower, and with supporting hardware the JB4 can deliver up to 100 wheel horsepower. Expect a huge jump in mid-range torque, stronger in-gear acceleration and effortless overtakes. It is a brilliant remap alternative that you can enable or disable from the driver’s seat and remove at any time.\n  \u003c\/p\u003e\n  \n  \u003ch3\u003eWhy enthusiasts choose this power module\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eReal-world performance: up to +50 whp on stock vehicles, up to +100 whp on cars with complementary mods and quality fuel\u003c\/li\u003e\n    \u003cli\u003eTrue plug-in solution: fully reversible tuning with no permanent DME write\u003c\/li\u003e\n    \u003cli\u003eOn-the-fly map switching through CAN integration for different fuel and hardware setups\u003c\/li\u003e\n    \u003cli\u003ePer-gear boost management for traction and drivability\u003c\/li\u003e\n    \u003cli\u003eEthanol blend support including E85 for enhanced power when available\u003c\/li\u003e\n    \u003cli\u003eCluster boost display and BC button control for the exhaust flap\u003c\/li\u003e\n    \u003cli\u003eBuilt-in safety systems plus fault code read and clear functionality\u003c\/li\u003e\n    \u003cli\u003eFree firmware updates to keep your module current\u003c\/li\u003e\n    \u003cli\u003eNot VIN locked, so you can move it to another compatible BMW later\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \n  \u003ch3\u003eConnectivity and control\u003c\/h3\u003e\n  \u003cp\u003e\n    Pair your unit using the optional JB4 Mobile connect kit for Bluetooth control on compatible iOS and Android devices, or use a Windows laptop with the BMS data cable. Log runs, analyse data, change maps and update firmware as new features are released. The JB4 Mobile app is a separate purchase.\n  \u003c\/p\u003e\n  \n  \u003ch3\u003eCompatibility\u003c\/h3\u003e\n  \u003cp\u003eFor BMW models equipped with the N20 or N26 2.0 turbo petrol engine:\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003e2 Series: 2014+ F22 F23 220i, 228i\u003c\/li\u003e\n    \u003cli\u003e3 Series: 2012+ F30 F31 320i, 328i\u003c\/li\u003e\n    \u003cli\u003e4 Series: 2014+ F32 F33 420i, 428i\u003c\/li\u003e\n    \u003cli\u003e5 Series: 2011 to 2016 F10 520i, 528i\u003c\/li\u003e\n    \u003cli\u003eX Series: 2011 to 2017 F25 X3 xDrive20i, xDrive28i\u003c\/li\u003e\n    \u003cli\u003eE chassis: 2013 to 2016 E89 Z4 28i, 2013 to 2015 E83 X1 28i and xDrive28i\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003e\u003cstrong\u003eNote for X1 and Z4:\u003c\/strong\u003e These applications use special firmware with full dash control and a different CAN mounting location.\u003c\/p\u003e\n  \n  \u003ch3\u003eInstallation and support\u003c\/h3\u003e\n  \u003cp\u003e\n    Installation is quick at home using the supplied plug-in harness. Because there is no ECU flashing, your factory software remains untouched and the module can be removed for servicing or resale. Prefer professional fitting? Book expert installation with MJ Modifications in Warwickshire. Request a quote: \u003ca href=\"mailto:info@mjmodifications.co.uk\"\u003einfo@mjmodifications.co.uk\u003c\/a\u003e.\n  \u003c\/p\u003e\n  \n  \u003ch3\u003eTried, tested and loved\u003c\/h3\u003e\n  \u003cp\u003e\n    We run this unit on our own N20 development car and it has been flawless for daily driving and weekend blasts. Our customers consistently report smoother delivery, a big uplift in mid-range pull and the convenience of switching maps to suit fuel quality and bolt-ons. It is a serious performance upgrade that delivers every time.\n  \u003c\/p\u003e\n  \n  \u003ch3\u003eKey features at a glance\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eUp to +50 whp on stock cars, up to +100 whp with supporting mods\u003c\/li\u003e\n    \u003cli\u003eEnable or disable tuning from the cockpit\u003c\/li\u003e\n    \u003cli\u003ePer-gear boost tuning for improved traction\u003c\/li\u003e\n    \u003cli\u003eE85 compatible mapping for ethanol blends\u003c\/li\u003e\n    \u003cli\u003eFault code reading and clearing built in\u003c\/li\u003e\n    \u003cli\u003eAdvanced engine protection strategies\u003c\/li\u003e\n    \u003cli\u003eBoost display in the instrument cluster and BC button exhaust flap control\u003c\/li\u003e\n    \u003cli\u003eFree firmware updates, datalogging and virtual gauges via JB4 Mobile or BMS data cable\u003c\/li\u003e\n    \u003cli\u003eTransferable between compatible vehicles\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \n  \u003ch3\u003ePart number\u003c\/h3\u003e\n  \u003cp\u003e\u003cstrong\u003eF-N20N26-JB4\u003c\/strong\u003e\u003c\/p\u003e\n  \n  \u003ch3\u003eManufacturer and warranty\u003c\/h3\u003e\n  \u003cp\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Burger Motorsports\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eWarranty:\u003c\/strong\u003e 5 Year BMS Repair Warranty\u003c\/p\u003e\n  \n  \u003ch3\u003eVideos\u003c\/h3\u003e\n  \u003cdiv\u003e\n    \u003ciframe allowfullscreen=\"\" frameborder=\"0\" height=\"360\" width=\"640\" src=\"https:\/\/www.youtube.com\/embed\/tqNWgq47A1s?ecver=2\"\u003e\u003c\/iframe\u003e\n  \u003c\/div\u003e\n  \u003cdiv\u003e\n    \u003ciframe allowfullscreen=\"\" frameborder=\"0\" height=\"360\" width=\"640\" src=\"https:\/\/www.youtube.com\/embed\/6iLqHa2YFUM?ecver=2\"\u003e\u003c\/iframe\u003e\n  \u003c\/div\u003e\n  \n  \u003ch3\u003eSearch-friendly terms\u003c\/h3\u003e\n  \u003cp\u003e\n    BMW power module, BMW tuning box UK, BMW chip tuning N20, BMW chip tuning N26, BMW 220i power upgrade, BMW 228i tune UK, F30 320i tune, F31 320i power box, F32 420i tune, F33 428i performance module, F10 520i tuning box, 528i piggyback controller, BMW 2.0T tuning UK, BMW turbo petrol upgrade, plug-in tuner BMW, remap alternative BMW UK, CANbus tuning module, Bluetooth tuning BMW, JB4 UK stockist, BMW ethanol tune E85, BMW boost controller N20 N26, BMW X3 xDrive20i tune, BMW X3 xDrive28i tune, BMW Z4 28i tune, BMW X1 28i tune, Burger Motorsports UK, MJ Modifications Warwickshire fitting.\n  \u003c\/p\u003e\n\u003c\/div\u003e","brand":"BMS","offers":[{"title":"Pneumatic Wastegate (Most 2011-2013)","offer_id":56008712913282,"sku":null,"price":520.47,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0871\/5445\/8937\/files\/N20-JB4__81110.jpg?v=1764091237","url":"https:\/\/mjmodifications.co.uk\/products\/bms-bmw-n20-n26-jb4-220i-320i-420i-520i","provider":"MJ Modifications","version":"1.0","type":"link"}