Gas Gas Quad 400T, 2002, Upper Radiator Pipe, NOS, BQ400232002

Gas Gas Quad 400T, Model Year 2002, Upper Radiator Pipe, Genuine, Gas Gas Part, NOS, Part Number BQ400232002, I am not sure if this fits a 300 or a 450, Part number is not the same, and I can not find any information for a Gas Gas Quad that was a 400cc 4 Stroke