A Diesel Exhaust Fluid Tank Adapter is used to connect the Diesel Exhaust Fluid (DEF) tank to the engine. It is made of metal and has a threaded connection on both ends. The adapter helps to ensure that the DEF tank is properly connected to the engine and that the DEF flows smoothly to the engine.Attributes:• Ensures that the Diesel Exhaust Fluid does not spill out and cause environmental damage• Manufactured to precise specifications and are built for durability and reliabilityApplications:A Diesel Exhaust Fluid Tank Adapter protects the DEF tank from damage.