{"product_id":"beta-water-bottle-expansion-tank-for-bmw-320i-e90","title":"BMW 320i E90 Expansion Tank | Coolant Reservoir Replacement","description":"\u003ch2 data-start=\"68\" data-end=\"142\"\u003eCoolant Expansion Tank (Radiator Overflow Bottle) – BMW 320i E90 \/ 328i\u003c\/h2\u003e\n\u003ch3 data-start=\"144\" data-end=\"184\"\u003eReliable Cooling System Performance.\u003c\/h3\u003e\n\u003cp data-start=\"186\" data-end=\"449\"\u003eKeep your BMW running at optimal temperature with this high-quality coolant expansion tank, designed for BMW E90 models. This essential component helps regulate coolant levels and system pressure, preventing overheating and ensuring consistent engine performance.\u003c\/p\u003e\n\u003chr data-start=\"451\" data-end=\"454\"\u003e\n\u003ch3 data-start=\"456\" data-end=\"485\"\u003e✔ Key Features \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul data-start=\"486\" data-end=\"923\"\u003e\n\u003cli data-start=\"486\" data-end=\"568\"\u003e\n\u003cstrong data-start=\"488\" data-end=\"514\"\u003eDirect Replacement Fit\u003c\/strong\u003e\u003cbr data-start=\"514\" data-end=\"517\"\u003eDesigned for BMW E90 models for precise fitment\u003c\/li\u003e\n\u003cli data-start=\"570\" data-end=\"656\"\u003e\n\u003cstrong data-start=\"572\" data-end=\"604\"\u003eEfficient Coolant Management\u003c\/strong\u003e\u003cbr data-start=\"604\" data-end=\"607\"\u003eMaintains correct coolant levels and pressure\u003c\/li\u003e\n\u003cli data-start=\"658\" data-end=\"740\"\u003e\n\u003cstrong data-start=\"660\" data-end=\"684\"\u003eDurable Construction\u003c\/strong\u003e\u003cbr data-start=\"684\" data-end=\"687\"\u003eBuilt to withstand high temperatures and pressure\u003c\/li\u003e\n\u003cli data-start=\"742\" data-end=\"839\"\u003e\n\u003cstrong data-start=\"744\" data-end=\"774\"\u003eCost-Effective Replacement\u003c\/strong\u003e\u003cbr data-start=\"774\" data-end=\"777\"\u003eReliable aftermarket solution without compromising quality\u003c\/li\u003e\n\u003cli data-start=\"841\" data-end=\"923\"\u003e\n\u003cstrong data-start=\"843\" data-end=\"874\"\u003eImproves Engine Reliability\u003c\/strong\u003e\u003cbr data-start=\"874\" data-end=\"877\"\u003eHelps prevent coolant loss and overheating\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"925\" data-end=\"928\"\u003e\n\u003ch3 data-start=\"930\" data-end=\"949\"\u003e✔ Compatibility\u003c\/h3\u003e\n\u003cul data-start=\"950\" data-end=\"1084\"\u003e\n\u003cli data-start=\"950\" data-end=\"1019\"\u003e\n\u003cstrong data-start=\"952\" data-end=\"968\"\u003eBMW 320i E90\u003c\/strong\u003e\n\u003cul data-start=\"973\" data-end=\"1019\"\u003e\n\u003cli data-start=\"973\" data-end=\"998\"\u003eModel Year: From 2007\u003c\/li\u003e\n\u003cli data-start=\"1001\" data-end=\"1019\"\u003eEngine: N46B20\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1021\" data-end=\"1084\"\u003e\n\u003cstrong data-start=\"1023\" data-end=\"1035\"\u003eBMW 328i\u003c\/strong\u003e \u003cem data-start=\"1036\" data-end=\"1082\"\u003e(fitment dependent – verify before purchase)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1086\" data-end=\"1146\"\u003e\u003cem data-start=\"1086\" data-end=\"1146\"\u003e(Please confirm compatibility with your specific vehicle.)\u003c\/em\u003e\u003c\/p\u003e\n\u003chr data-start=\"1148\" data-end=\"1151\"\u003e\n\u003ch3 data-start=\"1153\" data-end=\"1181\"\u003e✔ Important Fitment Note\u003c\/h3\u003e\n\u003cul data-start=\"1182\" data-end=\"1284\"\u003e\n\u003cli data-start=\"1182\" data-end=\"1218\"\u003e\u003cstrong data-start=\"1184\" data-end=\"1216\"\u003eRadiator cap is NOT included\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"1219\" data-end=\"1284\"\u003eReuse your existing cap or replace it for optimal performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1286\" data-end=\"1289\"\u003e\n\u003ch3 data-start=\"1291\" data-end=\"1306\"\u003e✔ Ideal For\u003c\/h3\u003e\n\u003cul data-start=\"1307\" data-end=\"1430\"\u003e\n\u003cli data-start=\"1307\" data-end=\"1355\"\u003eReplacing cracked or leaking expansion tanks\u003c\/li\u003e\n\u003cli data-start=\"1356\" data-end=\"1386\"\u003eCooling system maintenance\u003c\/li\u003e\n\u003cli data-start=\"1387\" data-end=\"1430\"\u003ePreventing overheating and coolant loss\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1432\" data-end=\"1435\"\u003e\n\u003ch3 data-start=\"1437\" data-end=\"1455\"\u003e✔ Applications\u003c\/h3\u003e\n\u003cul data-start=\"1456\" data-end=\"1527\"\u003e\n\u003cli data-start=\"1456\" data-end=\"1481\"\u003eEngine cooling system\u003c\/li\u003e\n\u003cli data-start=\"1482\" data-end=\"1527\"\u003eCoolant expansion and overflow management\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1529\" data-end=\"1532\"\u003e\n\u003ch3 data-start=\"1534\" data-end=\"1558\"\u003e📦 What’s in the Box\u003c\/h3\u003e\n\u003cul data-start=\"1559\" data-end=\"1589\"\u003e\n\u003cli data-start=\"1559\" data-end=\"1589\"\u003e1 × Coolant Expansion Tank\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1591\" data-end=\"1594\"\u003e\n\u003ch3 data-start=\"1596\" data-end=\"1619\"\u003e⚠️ Important Notice\u003c\/h3\u003e\n\u003cp data-start=\"1620\" data-end=\"1685\"\u003eBefore purchasing, please ensure compatibility with your vehicle.\u003c\/p\u003e\n\u003cul data-start=\"1687\" data-end=\"1866\"\u003e\n\u003cli data-start=\"1687\" data-end=\"1749\"\u003eVerify model, engine code (\u003cstrong data-start=\"1716\" data-end=\"1726\"\u003eN46B20\u003c\/strong\u003e), and specifications\u003c\/li\u003e\n\u003cli data-start=\"1750\" data-end=\"1808\"\u003eIncorrect installation may cause cooling system issues\u003c\/li\u003e\n\u003cli data-start=\"1809\" data-end=\"1866\"\u003e\u003cstrong data-start=\"1811\" data-end=\"1864\"\u003eProfessional installation is strongly recommended\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1868\" data-end=\"1892\"\u003e\u003cstrong data-start=\"1868\" data-end=\"1892\"\u003eReturns \u0026amp; Exchanges:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1893\" data-end=\"2047\"\u003e\n\u003cli data-start=\"1893\" data-end=\"1943\"\u003eItems must be unused and in original packaging\u003c\/li\u003e\n\u003cli data-start=\"1944\" data-end=\"1999\"\u003eProof of compatibility verification may be required\u003c\/li\u003e\n\u003cli data-start=\"2000\" data-end=\"2047\"\u003eCourier fees may apply for incorrect orders\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2049\" data-end=\"2052\"\u003e\n\u003ch3 data-start=\"2054\" data-end=\"2077\"\u003e💬 Need Assistance?\u003c\/h3\u003e\n\u003cp data-start=\"2078\" data-end=\"2176\"\u003eContact our support team with your vehicle details—we’ll help you confirm fitment before ordering.\u003c\/p\u003e","brand":"SA SPARES \u0026 DIY","offers":[{"title":"Default Title","offer_id":43078934233149,"sku":null,"price":1500.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/1495\/5069\/files\/Screenshot2026-04-01152833.png?v=1775050190","url":"https:\/\/motocity.co.za\/products\/beta-water-bottle-expansion-tank-for-bmw-320i-e90","provider":"MOTOCITY","version":"1.0","type":"link"}