The 2011+ Ford Ranger 3.2L diesel is one of the most capable small trucks on the planet and it deserves a cooling system that's equally capable.
Ford Ranger 3.2L Diesel Silicone Coolant Hose Kit, 2011+, Blue
Mishimoto 2011+ Ford Ranger 3.2L Diesel Silicone Hose Kit Blue
Radiator Coolant Hose Kit