{"product_id":"c-tzu-upgrade-aluminium-thermostat-housing-assembly-for-buick-lacrosse-regal-2017-2020-cadillac-xt5-xt6-2017-2023-gmc-acadia-2017-2023-replaces-12678779-12673659","title":"C-Tzu Upgrade Aluminium Thermostat Housing Assembly for Buick LaCrosse \u0026 Regal (2017-2020), Cadillac XT5\/XT6 (2017-2023), GMC Acadia (2017-2023) - Replaces 12678779 12673659","description":"\u003cp\u003eIntroducing the C-Tzu Aluminium Thermostat Housing Assembly, a purpose-built upgrade for select GM models. This component sits within the engine cooling loop and helps guide the flow of coolant to support steady operating temperatures. Crafted with a rugged aluminum shell, it delivers strong corrosion resistance and high-temperature durability, designed to withstand the heat and demanding conditions of daily driving. By design, the housing aims to minimize coolant leaks and provide a smoother driving experience, especially during road trips or urban commutes where temperature shifts are common.\u003c\/p\u003e\n\n\u003ch2\u003eKey benefits\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003ePremium aluminum construction that replaces copper alternatives, offering improved strength and resilience in the engine bay.\u003c\/li\u003e\n  \u003cli\u003eSolid corrosion resistance and heat tolerance, helping the cooling path endure typical operating conditions over time.\u003c\/li\u003e\n  \u003cli\u003eLeak-reducing design intended to maintain coolant flow and reduce daily maintenance concerns.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eQuality you can count on\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eRigorous factory testing and calibration ensure the part meets performance standards before shipping.\u003c\/li\u003e\n  \u003cli\u003eOEM reference compatibility, including numbers 12678779 and 12673659, for straightforward replacement.\u003c\/li\u003e\n  \u003cli\u003eOpen temperature rated at 194 Deg. F \/ 90 °C, aligning with common cooling expectations for many GM applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eIn addition to strong materials, the assembly is a cost-conscious option for customers who want OEM-like reliability without dealer pricing. It’s a practical upgrade for DIY enthusiasts and technicians who value precise fit, dependable operation, and long-term value. This part is designed to fit and function as an authentic replacement when installed correctly.\u003c\/p\u003e\n\n\u003cp\u003eCompatibility spans Buick LaCrosse and Regal (2017-2020), Cadillac XT5 and XT6 (2017-2023), and GMC Acadia (2017-2023). When installing, please verify your OEM numbers to confirm a match. While individual results can vary with vehicle condition and driving environment, many users report improved coolant flow and reduced leak concerns after a successful replacement.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this thermostat housing compatible with my Buick or Cadillac model?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Most Buick LaCrosse, Regal 2017-2020, Cadillac XT5\/XT6 2017-2023, and GMC Acadia 2017-2023 are supported; please confirm your OEM numbers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What are the main benefits of upgrading to the C-Tzu thermostat housing?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Durable aluminum shell, corrosion and high-temperature resistance, leak-reducing design, factory calibration, and cost savings compared with dealer replacements.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"C-Tzu","offers":[{"title":"Default Title","offer_id":42480871080021,"sku":"B0D3KRGLM6","price":59.66,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/ctzu-thermostat-housing-front-view.jpg?v=1778338386","url":"https:\/\/plentytorque.co.uk\/products\/c-tzu-upgrade-aluminium-thermostat-housing-assembly-for-buick-lacrosse-regal-2017-2020-cadillac-xt5-xt6-2017-2023-gmc-acadia-2017-2023-replaces-12678779-12673659","provider":"PlentyTorque","version":"1.0","type":"link"}