{"product_id":"185-f-180-f-thermostat-front-rear-kit-pair-fit-gm-pickup-duramax-gmc-6-6l","title":"185°F \u0026 180°F Thermostat Front \u0026 Rear Kit Pair Fit GM Pickup Duramax GMC 6.6L","description":"\u003ch2\u003e185°F \u0026amp; 180°F Thermostat Front \u0026amp; Rear Kit Pair for GM Pickup Duramax GMC 6.6L\u003c\/h2\u003e\u003cp\u003eThis 185°F and 180°F thermostat front and rear kit pair is a matched set for GM pickup and GMC Duramax 6.6L diesel engines, providing both thermostats for complete coolant flow control.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis thermostat front and rear kit pair includes one 185°F and one 180°F thermostat, the correct combination for Duramax 6.6L engines in GM pickups and GMC trucks. It allows the engine to reach optimal operating temperature quickly and maintain stable heat under load, making it a reliable direct replacement for worn factory units.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eMatched 185°F and 180°F opening temperatures for proper Duramax cooling system flow\u003c\/li\u003e\n\u003cli\u003eIncludes both front and rear thermostats in one convenient kit pair\u003c\/li\u003e\n\u003cli\u003eHigh-quality construction resists sticking and corrosion\u003c\/li\u003e\n\u003cli\u003eEngineered for consistent performance across heavy-duty driving conditions\u003c\/li\u003e\n\u003cli\u003eDrop-in replacement for GM pickup and GMC 6.6L diesel applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor GM Pickup Duramax 6.6L\u003c\/li\u003e\n\u003cli\u003efor GMC Sierra Duramax 6.6L\u003c\/li\u003e\n\u003cli\u003efor Chevrolet Silverado Duramax 6.6L\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eIdeal for routine cooling system service on towing and hauling vehicles\u003c\/li\u003e\n\u003cli\u003eWorks in extreme hot or cold environments where thermostat response is critical\u003c\/li\u003e\n\u003cli\u003eReplaces both thermostats at once to ensure balanced coolant circulation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFront and rear kit pair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOpening Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e185°F (front), 180°F (rear)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eThermostat kit pair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDuramax 6.6L V8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What is the benefit of different temperature thermostats in the front and rear? \u003cstrong\u003eA:\u003c\/strong\u003e The Duramax 6.6L uses a 185°F front thermostat and 180°F rear thermostat to manage coolant flow across the engine block, preventing hot spots and ensuring even warm-up.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Can I use this kit pair for a daily driver as well as a work truck? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, it performs well in both daily driving and heavy-duty applications, keeping the engine at a consistent temperature in any condition.\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":"Part Outfitters","offers":[{"title":"Default Title","offer_id":46612333461690,"sku":"ZZ3F02657","price":43.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0779\/2476\/1786\/files\/s-l1600_7eb3b0d0-ccc8-4090-86b7-fbaf1531fa54.jpg?v=1789017887","url":"https:\/\/partoutfitters.com\/products\/185-f-180-f-thermostat-front-rear-kit-pair-fit-gm-pickup-duramax-gmc-6-6l","provider":"Part Outfitters","version":"1.0","type":"link"}