{"product_id":"bmw-heater-core-coolant-hose-replacement-restores-heating-cooling-system-performance-e46-316i-318i-m43-64218377783","title":"BMW Heater Core Coolant Hose Replacement – Restores Heating \u0026 Cooling System Performance – E46 316i 318i M43 \/ Replaces Part No. 64218377783","description":"\u003cp class=\"p1\"\u003e\u003cstrong\u003eRestore proper heater and cooling system performance with this replacement BMW heater core coolant hose. This hose helps route coolant through the heater core circuit, allowing your BMW to provide proper cabin heat while maintaining consistent coolant flow through the cooling system.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eOver time, factory heater hoses can become brittle, cracked, swollen, or weakened from repeated heat cycles, coolant pressure, age, and exposure to engine bay temperatures. A failing heater core coolant hose can cause coolant leaks, low coolant warnings, poor cabin heat, overheating concerns, or cooling system pressure loss.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThis replacement heater core coolant hose is ideal for repairing leaks, replacing aging cooling system components, or completing preventative maintenance on compatible BMW E46 models equipped with the M43 engine.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cb\u003eKey Features:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eReplacement heater core coolant hose\u003c\/li\u003e\n\u003cli\u003eRestores proper heater core coolant flow\u003c\/li\u003e\n\u003cli\u003eSupports cabin heating and cooling system performance\u003c\/li\u003e\n\u003cli\u003eHelps maintain stable engine operating temperatures\u003c\/li\u003e\n\u003cli\u003eHelps prevent coolant leaks, low coolant warnings, and pressure loss\u003c\/li\u003e\n\u003cli\u003eIdeal for replacing brittle, cracked, swollen, or leaking heater hoses\u003c\/li\u003e\n\u003cli\u003eDesigned for compatible BMW E46 316i and 318i M43 models\u003c\/li\u003e\n\u003cli\u003eDirect-fit replacement with no modifications required\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"s1\"\u003eReplaces Part No. \u003c\/span\u003e\u003cspan class=\"s2\"\u003e\u003cb\u003e64218377783\u003c\/b\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p4\"\u003e\u003cb\u003eFITMENT: BMW 3 Series – E46\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"p1\"\u003eBMW 3 Series – E46\u003cbr\u003e316i \/ 318i with M43 engine\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003eCompatible with applicable E46 316i and 318i models equipped with the M43 engine using this heater core coolant hose setup.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003ePlease verify your original part number, hose shape, and connector style before ordering to confirm compatibility.\u003c\/p\u003e\n\u003cp class=\"p4\"\u003e\u003cb\u003eReplaces Part No. 64218377783\u003c\/b\u003e\u003c\/p\u003e","brand":"BAVMODS®","offers":[{"title":"Default Title","offer_id":47620959207614,"sku":null,"price":61.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0619\/8788\/1150\/files\/S9add985444a047759bce072d6fddd7fbh_jpg_960x960q75_jpg.avif?v=1781146390","url":"https:\/\/bavmods.com\/products\/bmw-heater-core-coolant-hose-replacement-restores-heating-cooling-system-performance-e46-316i-318i-m43-64218377783","provider":"BAVMODS®","version":"1.0","type":"link"}