{"product_id":"four-seasons-91652-hvac-heater-core","title":"Four Seasons 91652 HVAC Heater Core - Front","description":"\u003ch2\u003eOverview of Four Seasons Heater Core 91652\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Heater Core 91652 is designed to restore efficient heating performance in select Audi and Volkswagen vehicles. Engineered with copper\/brass construction, this heater core meets or exceeds OEM standards to ensure reliable operation and durability.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCore dimensions: 10-1\/2 inches length, 6 inches width, 1-7\/8 inches thickness\u003c\/li\u003e\n\u003cli\u003eCopper core material for effective heat transfer\u003c\/li\u003e\n\u003cli\u003eTube diameter: 0.625 inches (15.875 mm) for both inlet and outlet\u003c\/li\u003e\n\u003cli\u003eCompatible with various Audi and Volkswagen models including Quattro variants\u003c\/li\u003e\n\u003cli\u003eMeets or exceeds original equipment manufacturer specifications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis HVAC heater core from Four Seasons features a copper\/brass core that provides efficient heat exchange for vehicle cabin heating systems. The core measures 10.5 inches in height, 6 inches in width, and 1.875 inches in depth, offering a precise fit for compatible vehicles. Both inlet and outlet tubes have a diameter of 0.625 inches, ensuring proper coolant flow. The heater core is designed without adjustable pipe positioning, maintaining OEM-style installation and performance. This part is engineered to fit Audi and Volkswagen models such as the Audi 100, 200, 4000, 5000 Quattro, A6, S4, S6, and V8 Quattro, as well as Volkswagen Quantum and Coupe models.\u003c\/p\u003e\u003ch2\u003eFour Seasons Heater Core Product Line\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Heater Core product line focuses on delivering replacement heater cores that meet or exceed OEM quality standards. This line emphasizes durable copper\/brass construction for effective heat transfer and long service life. The Heater Core line is tailored to provide direct-fit replacements for a range of vehicle makes and models, including the Audi and Volkswagen vehicles compatible with part number 91652.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores heating system performance in Audi and Volkswagen Quattro models\u003c\/li\u003e\n\u003cli\u003eResolves coolant leaks within the heater core\u003c\/li\u003e\n\u003cli\u003eEliminates reduced cabin heat output due to clogged or damaged cores\u003c\/li\u003e\n\u003cli\u003ePrevents overheating caused by inefficient heat exchange\u003c\/li\u003e\n\u003cli\u003eAddresses heater core corrosion and deterioration over time\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure compatibility with specific Audi and Volkswagen models before installation\u003c\/li\u003e\n\u003cli\u003eDrain the cooling system prior to heater core removal to avoid coolant spills\u003c\/li\u003e\n\u003cli\u003eHandle the copper\/brass core carefully to prevent damage to tubes and fins\u003c\/li\u003e\n\u003cli\u003eReplace all associated seals and gaskets during installation for leak-free operation\u003c\/li\u003e\n\u003cli\u003eBleed the cooling system after installation to remove air pockets\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Heater Core 91652 is manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. This part undergoes rigorous quality control to maintain consistent standards. Warranty coverage details should be confirmed with the product provider or manufacturer.\u003c\/p\u003e","brand":"Four Seasons","offers":[{"title":"Default Title","offer_id":44617596698805,"sku":"BBRN-91652","price":89.3,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/FS_91652_Ang_817db1fc-71ca-44ce-b509-fee8e5b1b6ea.jpg?v=1775070886","url":"https:\/\/www.partcatalog.com\/products\/four-seasons-91652-hvac-heater-core","provider":"PartCatalog","version":"1.0","type":"link"}