{"product_id":"helix-cfmk200-mb-4s-flexmount200-mercedes-frontsubwoofer-adapterring","title":"HELIX CFMK200 MB.4S FlexMount200 Mercedes Frontsubwoofer Adapterring","description":"The HELIX CFMK200 MB.4S is a vehicle-specific adapter ring that turns a universal 200mm COMPOSE speaker into a Mercedes-fit subwoofer, slotting perfectly into the factory firewall location. Precision-moulded for an acoustically optimised seal, it includes acoustic gaskets, Mercedes-specific wiring, and protective grilles for a clean, professional install. The torsionally rigid design ensures secure mounting while maximising bass output from the Ci5 S200FM hybrid subwoofer.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e: Front Subwoofer Adapter Ring\u003cbr\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e: COMPOSE FlexMount200\u003cbr\u003e\u003cstrong\u003eModel\u003c\/strong\u003e: CFMK200 MB.4S\u003cbr\u003e\u003cstrong\u003eCompatible Speaker\u003c\/strong\u003e: HELIX COMPOSE Ci5 S200FM (S2 and D2)\u003cbr\u003e\u003cstrong\u003eVehicle Compatibility\u003c\/strong\u003e: Mercedes-Benz models with factory front subwoofer location\u003cbr\u003e\u003cstrong\u003eAdapter Diameter\u003c\/strong\u003e: 200 mm\u003cbr\u003e\u003cstrong\u003eMounting Location\u003c\/strong\u003e: Factory firewall (spritzschutzwand) position\u003cbr\u003e\u003cstrong\u003eInstallation Kit Included\u003c\/strong\u003e: Acoustic gaskets, Mercedes-specific connection cables, protective grilles, mounting hardware\u003cbr\u003e\u003cstrong\u003eQuantity per Package\u003c\/strong\u003e: 2 pieces\u003cbr\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e: Torsionally rigid engineered polymer\u003cbr\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e: 1.05 kg\u003cbr\u003e\u003cstrong\u003eDimensions (W x D x H)\u003c\/strong\u003e: 32 x 25.7 x 7.1 cm\u003cbr\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e: CI42219\u003cbr\u003e\u003cstrong\u003eGTIN\u003c\/strong\u003e: 4057204327316\u003cbr\u003e\u003cstrong\u003eWEEE Registration Number\u003c\/strong\u003e: DE 29323089\u003cbr\u003e","brand":"HELIX","offers":[{"title":"Default Title","offer_id":53773380157777,"sku":"CI42219","price":89.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1041\/2772\/5905\/files\/CFMK-200-MB-4S_d5093624-6c69-4145-8177-ba2fc9563292.jpg?v=1778714635","url":"https:\/\/shoponyxac.co.uk\/products\/helix-cfmk200-mb-4s-flexmount200-mercedes-frontsubwoofer-adapterring","provider":"Onyx Auto Care","version":"1.0","type":"link"}