Features: 1.Fitment: Rear AC block off is replacement for Ford Expedition 2007 ?2018, replacement for Lincoln Navigator 2007 ?2018, replacement for Ford Flex 2010 and up. 2.Features: Exquisite craftsmanship, compact structure, high precision, glossy surface, stable characteristics and high reliability, practical for use. 3.Premium Material: Rear AC block off is made of aluminium alloy material, rust proof, high strength, not easy to break, sturdy and durable. 4.Advantages: This rear AC elimination adopts excellent manufacturing process with stable performance, which can provide you with an excellent using effect. 5.Performance: After installed, it allows the front air conditioner to operate without losing the refrigerant in the rear piping or the evaporator. Specification: Item Type: Rear AC Block Off Kit Material: Aluminium alloy Applicable Models: Replacement for Ford Expedition 2007 ?2018, Replacement for Lincoln Navigator 2007 ?2018, Replacement for Ford Flex 2010 and up Replacement for Ford Explore 2010 and up (This will not fit applications that have a single oring block fitting w/o sealing washer to the rear lines)