{"product_id":"genuine-bmw-b48-b58-f20-f22-f30-f36-bmw-coolant-expansion-tank-inc-120i-m240ix-340i-440ix","title":"BMW F20 F21 F22 F23 F30 F31 F34 F32 F33 F36 B48 B58 coolant expansion tank 17138677649","description":"\u003cp\u003eGenuine BMW coolant expansion tank (Part No 17138677649) for F-series cars with B48 or B58 engines - no guesswork, no compatibility charts. Fits exactly as OEM: same mounting points, hose routing and cap interface.\u003c\/p\u003e\u003cp\u003eReplaces ageing factory plastic before cracks cause low-coolant warnings or leaks on fast-road or track-day use. Not a pattern part - it’s the real thing, built to BMW’s spec.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDirect fit for F20, F21, F22, F23, F30, F31, F34, F32, F33 and F36 models\u003c\/li\u003e\n\u003cli\u003eConfirmed for B48 and B58 petrol engines only - not for N20, N55 or diesel variants\u003c\/li\u003e\n\u003cli\u003eSame durability as factory unit - suitable for daily driver or spirited use\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"BMW","offers":[{"title":"Default Title","offer_id":54894470299991,"sku":null,"price":122.4,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1038\/4575\/7271\/files\/GenuineBMWB48B58F20F22F30F36BMWCoolantExpansionTank_Inc.120i_230iX_340i_440iX_-1_1946x_607d4cea-ed63-45e4-a6ec-fa59944711ec.jpg?v=1788631048","url":"https:\/\/cuzracecars.com\/products\/genuine-bmw-b48-b58-f20-f22-f30-f36-bmw-coolant-expansion-tank-inc-120i-m240ix-340i-440ix","provider":"Cuz Race Cars","version":"1.0","type":"link"}