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The factory coolant thermostat opens at 100°C \/ 212°F.\u003c\/p\u003e\n\u003cp\u003eOnly for racing application, not recommended be used under very cold weather conditions.\u003c\/p\u003e\n","brand":"BlackBoost Performance Engineering","offers":[{"title":"Default Title","offer_id":45703403798682,"sku":"BBTMT003.01","price":142.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/9907\/3434\/files\/m177-thermostat-min.jpg?v=1746008322"},{"product_id":"mercedes-amg-e63-211-m156-6-2l-v8-wide-open-thermostat","title":"Mercedes AMG E63 (211) M156 6.2L V8 Wide Open Thermostat","description":"\u003cp\u003eBlackBoost Performance Engineering\u003c\/p\u003e\n\u003cp\u003eRacing Coolant Thermostat.\u003c\/p\u003e\n\u003cp\u003eWith our BlackBoost Racing Coolant Thermostat the coolant circulation with the radiator is always at 100% open. 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The factory coolant thermostat opens at 100°C \/ 212°F.\u003c\/p\u003e\n\u003cp\u003eOnly for racing application, not recommended be used under very cold weather conditions.\u003c\/p\u003e\n","brand":"BlackBoost Performance Engineering","offers":[{"title":"Default Title","offer_id":46008130109594,"sku":"BBTMT001.03","price":116.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/9907\/3434\/files\/Mercedes-AMG-M156-M159-Coolant-Wide-Open-Thermostat-1-min_6fa6b8b1-67f9-4705-b4ee-3e0b01433db5.jpg?v=1746008315"},{"product_id":"mercedes-amg-r63-251-m156-6-2l-v8-wide-open-thermostat","title":"Mercedes AMG R63 (251) M156 6.2L V8 Wide Open Thermostat","description":"\u003cp\u003eBlackBoost Performance Engineering\u003c\/p\u003e\n\u003cp\u003eRacing Coolant Thermostat.\u003c\/p\u003e\n\u003cp\u003eWith our BlackBoost Racing Coolant Thermostat the coolant circulation with the radiator is always at 100% open. 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The factory coolant thermostat opens at 100°C \/ 212°F.\u003c\/p\u003e\n\u003cp\u003eOnly for racing application, not recommended be used under very cold weather conditions.\u003c\/p\u003e\n","brand":"BlackBoost Performance Engineering","offers":[{"title":"Default Title","offer_id":46008175263898,"sku":"BBTMT001.10","price":116.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/9907\/3434\/files\/Mercedes-AMG-M156-M159-Coolant-Wide-Open-Thermostat-1-min_6fa6b8b1-67f9-4705-b4ee-3e0b01433db5.jpg?v=1746008315"},{"product_id":"mercedes-amg-sl63-230-m156-6-2l-v8-wide-open-thermostat","title":"Mercedes AMG SL63 (230) M156 6.2L V8 Wide Open Thermostat","description":"\u003cp\u003eBlackBoost Performance Engineering\u003c\/p\u003e\n\u003cp\u003eRacing Coolant Thermostat.\u003c\/p\u003e\n\u003cp\u003eWith our BlackBoost Racing Coolant Thermostat the coolant circulation with the radiator is always at 100% open. 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