{"product_id":"bmw-i4-6-5-speaker-upgrade-helix-ci3-door-woofer-3-ohm","title":"BMW i4 6.5\" Speaker Upgrade - HELIX Ci3 Door Woofer to Suit BMW i4 | 3Ω","description":"\u003cp data-path-to-node=\"4\"\u003eOverhaul the acoustic presence of your all-electric luxury sedan with the \u003cb data-path-to-node=\"4\" data-index-in-node=\"83\"\u003eBMW i4 6.5\" Speaker Upgrade Package\u003c\/b\u003e. Engineered specifically to swap out the compromised factory door woofers in the BMW i4, this targeted hardware upgrade features the precision-engineered \u003cb data-path-to-node=\"4\" data-index-in-node=\"273\"\u003eHelix COMPOSE Ci3\u003c\/b\u003e series. By utilizing a highly optimized 3-Ohm impedance rating, these drivers extract increased efficiency and output directly from your original factory system, treating your cabin to deeper mid-bass response, highly defined low-mids, and pristine structural tracking—all while remaining completely hidden behind original factory door grilles.\u003c\/p\u003e\n\u003cp data-path-to-node=\"5\"\u003e\u003cb data-path-to-node=\"5\" data-index-in-node=\"0\"\u003eKey Benefits\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"6\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,0,0\"\u003e\u003cb data-path-to-node=\"6,0,0\" data-index-in-node=\"0\"\u003eOptimized 3-Ohm Performance:\u003c\/b\u003e Specifically configured to sit perfectly between standard factory amplified limits, safely squeezing maximum performance and crisp dynamics out of your original electrical system.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,1,0\"\u003e\u003cb data-path-to-node=\"6,1,0\" data-index-in-node=\"0\"\u003eHelix COMPOSE Innovation:\u003c\/b\u003e Employs Audiotec Fischer’s smart mechanical FlexMount engineering, allowing the premium 6.5\" mid-bass woofers to bolt flush into the proprietary door structures of the i4.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,2,0\"\u003e\u003cb data-path-to-node=\"6,2,0\" data-index-in-node=\"0\"\u003eEnhanced Mid-Bass Control:\u003c\/b\u003e Replaces loose factory paper drivers with lightweight, rigid composite cones that deliver fast, punchy, and completely distortion-free mid-bass response.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,3,0\"\u003e\u003cb data-path-to-node=\"6,3,0\" data-index-in-node=\"0\"\u003eInvisible Integration:\u003c\/b\u003e Preserves the factory cabin appearance entirely, utilizing direct vehicle-matching brackets and factory-matching connector clips for a seamless, plug-like fitment.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch6 data-start=\"225\" data-end=\"261\"\u003ePlease Read Before Purchasing\u003c\/h6\u003e\n\u003cp class=\"\" data-start=\"263\" data-end=\"467\"\u003eOur Plug \u0026amp; Play (PnP) upgrade packages are listed primarily for\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"327\" data-end=\"371\"\u003edealer use and professional installation\u003c\/strong\u003e, but some may also suit\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"396\" data-end=\"419\"\u003econfident DIY users\u003c\/strong\u003e, particularly those based on\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"449\" data-end=\"458\"\u003eMATCH\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esystems\u003c\/p\u003e\n\u003cp data-path-to-node=\"7\"\u003e\u003cb data-path-to-node=\"7\" data-index-in-node=\"0\"\u003e\u003cbr\u003eInstallation\u003c\/b\u003e \u003cbr\u003eThis physical upgrade kit is designed for a completely non-destructive integration. The woofers feature vehicle-specific terminals that clip directly into your original factory harnesses. At \u003cb data-path-to-node=\"7\" data-index-in-node=\"204\"\u003eMC Audio Sydney\u003c\/b\u003e, our technicians routinely perform these specialized EV integrations at our Rockdale facility, ensuring a secure, rattle-free seal and testing the acoustic phase to perfectly match your vehicle's electric acoustic properties.\u003c\/p\u003e\n\u003cp class=\"\" data-start=\"880\" data-end=\"1001\"\u003eMost packages install easily, but\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"914\" data-end=\"951\"\u003eminor modifications may be needed\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edepending on your vehicle’s exact year and trim.\u003c\/p\u003e\n\u003cblockquote data-start=\"1003\" data-end=\"1199\"\u003e\n\u003cp class=\"\" data-start=\"1005\" data-end=\"1199\"\u003e💡\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"1008\" data-end=\"1024\"\u003ePlease note:\u003c\/strong\u003e\u003cbr data-start=\"1024\" data-end=\"1027\"\u003eInstallation fees are\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"1051\" data-end=\"1067\"\u003enot included\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ein the product price. Your nearest dealer will be happy to provide a\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"1137\" data-end=\"1198\"\u003ecomplete quote including supply, installation, and tuning\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003cp class=\"\" data-start=\"1201\" data-end=\"1337\"\u003eHELIX \u0026amp; MATCH DSP amplifiers in particular are\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"1240\" data-end=\"1267\"\u003epremium tuning products\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand will deliver exceptional results\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-start=\"1305\" data-end=\"1336\"\u003ewhen tuned by professionals\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-path-to-node=\"8\"\u003e📦 Available for online purchase through \u003cstrong\u003eMC Audio Sydney.\u003c\/strong\u003e As a professional car audio integration specialist, MC Audio Sydney supplies genuine components and offers \u003cstrong\u003eexpert installation services in Sydney\u003c\/strong\u003e, with \u003cstrong\u003eAustralia-wide shipping available.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Mechatronicar Audio","offers":[{"title":"Default Title","offer_id":51920519430429,"sku":"116610","price":360.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0898\/7607\/0685\/files\/0.05748500_1782228767.webp?v=1782228769","url":"https:\/\/mcaudio.shop\/products\/bmw-i4-6-5-speaker-upgrade-helix-ci3-door-woofer-3-ohm","provider":"Mechatronicar Audio","version":"1.0","type":"link"}