upgraded aluminum thermostat housing assembly fits 2011-2015 Dodge Durango, Grand Cherokee and 2012-2018 Wrangler JK, serving as direct replacement for OEM parts 902-852, 5184651AG and 5184651AH. It features a standard opening temperature of 95°C (203°F). Made of durable aluminum material, this upgraded unit delivers better sturdiness than original versions, effectively preventing cracking and leakage to stabilize engine cooling performance. The complete set comes with housing, thermostat, gasket and firm screws for convenient installation. Feel free to contact us for any fitment inquiries and we will offer timely assistance.