Coolant Overflow Tank Kit- Universal long sleeve This is the tee that

This is the tee that you've been looking for

which does not need to be specifically the MK4/5/6 platform

Reservoir is build this way so if you wish to convert the system to AN in the future you won't have to replace the reservoir

It fits the port located at the side of the head of the 16v engine and on the ports on the front and side of a TDi engine

Coolant Overflow Tank Kit- Universal long sleeve This is the tee thatUniversal fitment overflow reservoir with (2) mounting point options on the bracket. It can be mounted from the side or from the top. Perfect for tucking onto the side of a frame rail. Kit also includes (2) 90* #4AN black hose ends, (1) #4AN NPT adapter and 3' of hose that can be cut to length to suit your application best. Comes in raw aluminum finish