According to the owner's manual, Ford suggests Navigator owners use Motorcraft Specialty OrangeEngine Coolantwith Bittering Agent. Canadian owners should use Motorcraft Specialty Orange Engine Coolant.
; Motorcraft SAE 5W- CXO-5W20-LFS12 or 20 Premium CXO-5W20-LSP12 Synthetic Blend (Canada) / Motor Oil WSS-M2C945-A Motorcraft Orange Antifreeze/Coolant Prediluted VC-3DIL-B (U.S.); CVC-3DIL-B (Canada) / WSS-M97B44-D2 2.0L EcoBoost engine oil 5, 6, 7 5.7 qt (5.4 L) ...
In addition add .47L/16.0 oz of Motorcraft Specialty orange engine coolant revitalizer P/N VC-12 if required AMSOIL Passenger Car & Light Truck Antifreeze & Coolant Product Code: ANTPC1G-EA 5.0 (15 Reviews) Unique poly-organic acid (OAT) formulation a...