{
"schema_version": 1,
"id": 24898,
"name": "BMW 1 SERIES E81 2007 - 2012 / 3 Door Focal INSIDE Speaker Upgrade Kit",
"url": "https://www.dynamicsounds.co.uk/bmw-1-series-e81-2007-2012-3-door-focal-inside-speaker-upgrade-kit.html",
"brand": "Focal",
"model": "ICBMW100L + ICBMW100 + RKXSK",
"sku": "ICBMW100L / ICBMW100 / RKXSK",
"gtin": "7427282678032",
"mpn": "",
"identifiers": {
"model": "ICBMW100L + ICBMW100 + RKXSK",
"sku": "ICBMW100L / ICBMW100 / RKXSK",
"ean": "7427282678032"
},
"description": "Package Includes\nFocal ICBMW100L 4\" 2 Way Coaxial Car Speakers\nFocal ICBMW100 Custom Fit 4\" 2-Way Coaxial Speaker for BMW\nStinger RKXSK Expert Sound Proofing Deadening Material 2 Sheet Speaker Kit\nThe system is composed of a two-way coaxial kit ICBMW100L to be installed at the front of the vehicle.*\nThe system is composed of a two-way coaxial kit ICBMW100 to be installed at the rear of the vehicle.*\nCompatibility Chart\n2-Way Coaxial Kit\nICBMW100L is designed for drivers who want to replace their original audio system with a quality sound solution adapted to their vehicle. This kit is equipped with the neodymium engine and the Aluminium/Magnesium inverted dome tweeter, exclusive Focal technologies for high power handling and perfectly rendered trebles.\nKey Points\nQuick installation\nNo wire to cut, no modification\n100% compatible with your vehicle\nSound quality superior compared to the original one\nMounting accessories included\nFeatures\nType 2-way coaxial kit\nWoofer 4\" (100mm)\nTweeter Inverted dome\nMagnet Neodymium\nCone Black Polyglass\nSurround Butyl\nImpedance 4Ω\nMax. power 80W\nNom. power 40W RMS\nSensitivity (2.83V/1m) 89.5dB\nFrequency response 80Hz-23kHz\nCrossover Separated\nSpecifications\nNominal power 40 W\nMaximum power 80 W\nSensitivity 89.5 dB\nNom. impedance 4 Ω\nCone Polyglass\nSurround Butyl\nDC resistance 3.5 Ω\nVC diameter 25mm 1\"\nFormer Kapton\nLayers 2\nWire Copper\nNet weight 400g 0.88lb\nFrequency response 80-23000 Hz\nCrossover 6 dB/Oct @4 kHz\n2-Way Coaxial Kit\nICBMW100 is designed for drivers who want to replace their original audio system with a quality sound solution adapted to their vehicle. This kit is equipped with the neodymium engine and the Aluminium/Magnesium inverted dome tweeter, exclusive Focal technologies for high power handling and perfectly rendered trebles.\nKey Points\nQuick installation\nNo wire to cut, no modification\n100% compatible with your vehicle\nSound quality superior compared to the original one\nMounting accessories included\nFeatures\nType 2-way coaxial kit\nWoofer 4\" (100mm)\nTweeter Inverted dome\nMagnet Neodymium\nCone Black Polyglass\nSurround Butyl\nImpedance 4Ω\nMax. power 80W\nNom. power 40W RMS\nSensitivity (2.83V/1m) 89.5dB\nFrequency response 80Hz-23kHz\nCrossover Separated\nSpecifications\nNominal power 40 W\nMaximum power 80 W\nSensitivity 89.5 dB\nNom. impedance 4 Ω\nCone Polyglass\nSurround Butyl\nDC resistance 3.5 Ω\nVC diameter 25mm 1\"\nFormer Kapton\nLayers 2\nWire Copper\nNet weight 400g 0.88lb\nFrequency response 80-23000 Hz\nCrossover 6 dB/Oct @4 kHz\nStinger RKXSK Expert Sound Proofing Deadening Material 2 Sheet Speaker Kit\nExpert level sound dampening\nAluminum outer layer\nSelf adhesive\nEasy installation\nUse on all metal panels, doors, roof, floor, firewall & trunk\nKills panel resonance, squeaks and rattles\nHighest damping vs. weight ratio of any material available\nImproves overall audio frequency response and bass output\nSpeaker kit\nExpert RoadKill Published Specifications\nMinimum Thickness 0.080in\nMinimum Weight 0.65bs/ft2\nAluminum Layer- 6 mils",
"category": [
"Speakers",
"Speaker Upgrade Packs",
"BMW",
"1 Series",
"BMW 1 Series E81 (2007 - 2012)"
],
"tags": [
"1 Series",
"E81"
],
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"price": {
"currency": "GBP",
"amount": 308.99,
"regular": 308.99,
"on_sale": false,
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"includes_tax": true
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"attributes": [],
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{
"name": "Dashboard Door Panel Trim Removal Tool Kit (5 Pcs)",
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{
"name": "Dashboard / Door Trim Removal &  Precision Hook Set (9 Pcs)",
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{
"name": "Dashboard Trim Tool Panel (4 Pack Assorted)",
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{
"name": "Stinger Roadkill Application Roller",
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"dimensions": null,
"weight": {
"value": 4,
"unit": "kg"
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"rating": null,
"reviews": [],
"shipping": null,
"returns": null,
"warranty": null,
"updated": "2026-07-21T09:52:55+00:00",
"store": {
"name": "Dynamic Sounds Ltd.",
"url": "https://www.dynamicsounds.co.uk/",
"currency": "GBP"
}
}