MK4 Coolant Filler Neck

An aluminum coolant inline filler neck specific to the MK4 platform as well as the MK5 R32. Attaches to the stock coolant hoses without modification.  Intended to be paired with a coolant overflow tank found here: https://swoopsbuilt.com/products/overflow-reservoir

On 24v applications the port to the throttle body has been removed

- Options for MK4 1.8T, 2.8 24v VR6,  R32, and MK5 R32

*1.8T filler includes port for factory oil cooler (Pictured)

*MK4 R32 filler has port for secondary radiator

-Includes radiator cap

Built to order, approximate turn around time: 1 week