Description International/Navistar Condenser Replaces OEM: 2593329-C91. Fits International ProStar. Description: A/C Condenser Application: Navistar Trucks Height: 20″ Length: 23 1/2″ Width: 5/8″ Inlet: Pad Outlet: Pad Type: Parallel Flow Fitting Style: Navistar Pad Refrigerant Type: R12/R134a O-Ring #1: 0155 O-Ring #2: 0155