{"product_id":"coolant-reservoir-expansion-tank-21710-4gn0a-for-2014-2015-infiniti-q50-3-7l","title":"Coolant Reservoir Expansion Tank 21710-4GN0A For 2014-2015 Infiniti Q50 3.7L","description":"\u003ch2\u003eCoolant Reservoir Expansion Tank for Infiniti\u003c\/h2\u003e \u003cp\u003eThis coolant reservoir expansion tank for Infiniti stores excess engine coolant and maintains system pressure, cross-referencing part number 21710-4GN0A.\u003c\/p\u003e \u003ch4\u003eOverview\u003c\/h4\u003e \u003cp\u003eThe coolant reservoir expansion tank for Infiniti is a critical component that catches overflow coolant as it expands from engine heat. This coolant reservoir expansion tank for Infiniti ensures the cooling system remains pressurized and free of air to prevent overheating. It is designed as a direct replacement for damaged or leaking factory units in high performance sedans.\u003c\/p\u003e \u003ch4\u003eBuilt For Performance\u003c\/h4\u003e \u003cul\u003e \u003cli\u003eManufactured from heat-resistant polymer to withstand high engine bay temperatures.\u003c\/li\u003e \u003cli\u003eTranslucent material allows for quick visual inspection of coolant levels.\u003c\/li\u003e \u003cli\u003eReinforced mounting points ensure a secure fit within the engine compartment.\u003c\/li\u003e \u003cli\u003ePrecision molded dimensions match factory specifications for hose connections.\u003c\/li\u003e \u003cli\u003eInternal baffling helps manage fluid movement during vehicle operation.\u003c\/li\u003e \u003c\/ul\u003e \u003ch4\u003eFits These Machines\u003c\/h4\u003e \u003cul\u003e \u003cli\u003efor Infiniti Q50 3.7L 2014\u003c\/li\u003e \u003cli\u003efor Infiniti Q50 3.7L 2015\u003c\/li\u003e \u003c\/ul\u003e \u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e \u003cul\u003e \u003cli\u003eManaging thermal expansion of engine fluids during daily driving.\u003c\/li\u003e \u003cli\u003ePreventing coolant loss by capturing overflow for recirculation.\u003c\/li\u003e \u003cli\u003eMaintaining the vacuum seal required for efficient radiator operation.\u003c\/li\u003e \u003cli\u003eReplacing aged or brittle plastic tanks that are prone to cracking.\u003c\/li\u003e \u003c\/ul\u003e \u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e \u003ctable\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e21710-4GN0A\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Engine\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.7L V6\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePlastic\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExpansion Tank\u003c\/td\u003e\n\u003c\/tr\u003e \u003c\/table\u003e \u003ch4\u003eGood To Know\u003c\/h4\u003e \u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What causes these tanks to fail over time? \u003cstrong\u003eA:\u003c\/strong\u003e Constant exposure to extreme temperature fluctuations causes the plastic to become brittle and eventually develop hairline cracks.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is it necessary to drain the entire cooling system for installation? \u003cstrong\u003eA:\u003c\/strong\u003e Usually only the fluid within the reservoir and upper hoses needs to be managed when swapping the tank.\u003c\/p\u003e \u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":44780302860374,"sku":"ZZ2U01221","price":157.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/57_64643631-80c8-4ba0-9f0d-8382f055c607.jpg?v=1779666458","url":"https:\/\/www.solidspare.com\/products\/coolant-reservoir-expansion-tank-21710-4gn0a-for-2014-2015-infiniti-q50-3-7l","provider":"Solid Spare","version":"1.0","type":"link"}