{"product_id":"bootmod3-bmw-n20-n26-f-chassis-125i-220i-228i-320i-328i-420i-428i-520i-528i","title":"bootmod3 BMW N20\/N26 Tuning Licence for F-Series | BM3 OBD Flash Remap | FREE ENET Cable | Stage 1\/2 \u0026 E30 OTS Maps | Fits 125i, 220i, 228i, 320i, 328i, 420i, 428i, 520i, 528i","description":"\u003cdiv class=\"product__description rte\"\u003e\n  \u003ch2\u003eBMW N20 N26 ECU Calibration Licence for F-Series Turbo Petrol Models with Free ENET Lead\u003c\/h2\u003e\n\n  \u003cp\u003e\n    Give your four-cylinder BMW the surge it deserves with a genuine BM3 licence that lets you reflash the engine control unit at home. This software upgrade delivers crisper throttle, stronger mid-range torque and a smoother powerband using your phone, tablet or laptop. You get a free ENET cable in the box for fast, reliable Ethernet flashing and data logging.\n  \u003c\/p\u003e\n\n  \u003cp\u003e\n    We run this calibration on our own cars and customer builds. Feedback is consistently positive on drivability, punch and reliability. If you have been searching for BMW ECU software, F-series petrol remap, BM3 activation key, 95 RON and 98 RON tune, ethanol blend map, E30 calibration or OTS map pack, this is the proven solution.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eSuitable vehicles\u003c\/h3\u003e\n  \u003cp\u003e\n    Designed for BMW F-chassis with the 2.0 turbo petrol N20 and N26 engines, including:\n  \u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003e1 Series: 125i F20 F21\u003c\/li\u003e\n    \u003cli\u003e2 Series: 220i 228i F22 F23\u003c\/li\u003e\n    \u003cli\u003e3 Series: 320i 328i F30 F31\u003c\/li\u003e\n    \u003cli\u003e4 Series: 420i 428i F32 F33 F36\u003c\/li\u003e\n    \u003cli\u003e5 Series: 520i 528i F10 F11\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eWhy this BM3 licence stands out\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eFlash through the OBD port at home with the included ENET lead and the BM3 app for iOS, Android or any web browser\u003c\/li\u003e\n    \u003cli\u003eOne off‑the‑shelf map included, with further calibrations available for 95 RON, 98 RON, race fuel and E30 ethanol blends where applicable\u003c\/li\u003e\n    \u003cli\u003eInstant map switching, powerful diagnostics and detailed data logging in one platform\u003c\/li\u003e\n    \u003cli\u003eRegular cloud updates, easy reversion to stock software and DME re-lock when needed\u003c\/li\u003e\n    \u003cli\u003eSafe, repeatable gains with excellent road manners for daily use, fast road and track\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eExpected gains\u003c\/h3\u003e\n  \u003cp\u003e\n    Figures vary by fuel quality, hardware and the specific variant of the engine. Below are typical improvements based on BM3 off‑the‑shelf calibrations.\n  \u003c\/p\u003e\n\n  \u003cp\u003e\u003cstrong\u003eN20 low‑compression 28i\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003eStage 1 95 RON equivalent: about 16% HP and 20% torque\u003c\/li\u003e\n    \u003cli\u003eStage 1 98 RON equivalent: about 18% HP and 22% torque\u003c\/li\u003e\n    \u003cli\u003eStage 2 95 RON equivalent: about 20% HP and 24% torque\u003c\/li\u003e\n    \u003cli\u003eStage 2 98 RON equivalent: about 22% HP and 25% torque\u003c\/li\u003e\n    \u003cli\u003eStage 1 E30 blend: about 21% HP and 24% torque\u003c\/li\u003e\n    \u003cli\u003eStage 2 E30 blend: about 25% HP and 27% torque\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cp\u003e\u003cstrong\u003eN20 PWG 20i\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003eStage 1 95 RON equivalent: up to 24% HP and up to 38% torque\u003c\/li\u003e\n    \u003cli\u003eStage 1 98 RON equivalent: up to 26% HP and up to 38% torque\u003c\/li\u003e\n    \u003cli\u003eStage 2 95 RON equivalent: up to 28% HP and up to 42% torque\u003c\/li\u003e\n    \u003cli\u003eStage 2 98 RON equivalent: up to 30% HP and up to 42% torque\u003c\/li\u003e\n    \u003cli\u003eStage 2 E30 or race fuel: up to 33% HP and up to 45% torque\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cp\u003e\u003cstrong\u003eN20 EWG 20i\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003eStage 1 95 RON equivalent: about 48% HP and 54% torque\u003c\/li\u003e\n    \u003cli\u003eStage 1 98 RON equivalent: about 52% HP and 56% torque\u003c\/li\u003e\n    \u003cli\u003eStage 2 95 RON equivalent: about 54% HP and 58% torque\u003c\/li\u003e\n    \u003cli\u003eStage 2 98 RON equivalent: about 56% HP and 60% torque\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003ePlatform features\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eMobile apps for iOS and Android plus web interface on desktop\u003c\/li\u003e\n    \u003cli\u003eOne OTS map included, with optional map bundles for multiple fuels\u003c\/li\u003e\n    \u003cli\u003eLogging with hundreds of channels and high sample rates for proper analysis\u003c\/li\u003e\n    \u003cli\u003eCloud backups for calibrations and datalogs\u003c\/li\u003e\n    \u003cli\u003eLive dashboard with real-time gauges\u003c\/li\u003e\n    \u003cli\u003eFull fault code read and clear, adaptation resets and ECU power cycle\u003c\/li\u003e\n    \u003cli\u003eOptional custom tuning via the BM3 tuner network or self-tuning with the built-in editor\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eMap features\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eSpeed limiter removal and raised rev limit where appropriate\u003c\/li\u003e\n    \u003cli\u003eExhaust crackle control options\u003c\/li\u003e\n    \u003cli\u003eSupport for larger turbo upgrades and performance hardware\u003c\/li\u003e\n    \u003cli\u003ePetrol options for 95 RON, 98 RON, race fuel and E30 mixes\u003c\/li\u003e\n    \u003cli\u003eCustom throttle calibration\u003c\/li\u003e\n    \u003cli\u003eBackend flash compatibility for piggyback systems such as JB4\u003c\/li\u003e\n    \u003cli\u003eCold start catalyst heat cycle and cat efficiency check removal for off‑road use only\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eWhat you receive\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eBM3 software licence for BMW N20 and N26 F‑series models\u003c\/li\u003e\n    \u003cli\u003eFree ENET Ethernet to OBD lead for flashing and logging\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003e\n    The optional BM3 OBD WiFi Agent is not required. It is a convenience add‑on if you prefer a cable‑free setup without a laptop.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eImportant notes\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eVehicles with late 2019 software or newer may need a one‑time bench unlock before OBD flashing\u003c\/li\u003e\n    \u003cli\u003eIf your DME has the latest factory update, a bench unlock may be required\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eProfessional installation and support\u003c\/h3\u003e\n  \u003cp\u003e\n    OBD flashing means no ECU removal in most cases. If you would like us to handle everything, MJ Modifications in Warwickshire can install, data log and fine‑tune your setup. For fitting or bench unlock quotes email \u003ca href=\"mailto:info@mjmodifications.co.uk\"\u003einfo@mjmodifications.co.uk\u003c\/a\u003e.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eWarranty and emissions\u003c\/h3\u003e\n  \u003cp\u003e\n    Some upgrades can affect manufacturer warranties. Certain calibrations may not be legal for road use. Please check local regulations and use responsibly.\n  \u003c\/p\u003e\n\n  \u003ch3\u003ePart number\u003c\/h3\u003e\n  \u003cp\u003e\u003cstrong\u003eBM3-003\u003c\/strong\u003e\u003c\/p\u003e\n\n  \u003ch3\u003ePopular search terms\u003c\/h3\u003e\n  \u003cp\u003e\n    BMW ECU tune UK, F30 320i tuning software, F32 420i ECU flash, F10 520i map upgrade, 328i calibration tool, 228i Stage 1, 125i Stage 2, BM3 key, BM3 licence code, ENET flashing cable, ethanol E30 map, 98 RON performance software, BMW petrol remap Warwickshire, turbo four-cylinder BMW tune, N20 engine software, N26 SULEV tuning, BMW OBD flash UK, BMW F-series power upgrade, BM3 map bundle.\n  \u003c\/p\u003e\n\u003c\/div\u003e","brand":"Bootmod3","offers":[{"title":"Default Title","offer_id":56005607981442,"sku":null,"price":518.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0871\/5445\/8937\/files\/BM3LogoNEW_1946x_f7debc26-1780-4239-bc74-1d1d24c2e2ef.png?v=1764020749","url":"https:\/\/mjmodifications.co.uk\/products\/bootmod3-bmw-n20-n26-f-chassis-125i-220i-228i-320i-328i-420i-428i-520i-528i","provider":"MJ Modifications","version":"1.0","type":"link"}