Installing DuraTherm Ceiling Liners in our RAM ProMaster Posted on October 19, 2023 Products Featured In This Video Sale! DuraTherm Insulated Ceiling Liner Kit for RAM ProMaster Cargo Vans $1,235.92 Original price was: $1,235.92.$1,050.53Current price is: $1,050.53. Made to order. Ships in 7-14 business days. Add to cart