Exhaust J Tubes.
These replace the heat exchanger as a cheaper alternative. With J Tubes, the van would have no heating produced by the engine, so you would lose your interior heating. SOLD as a PAIR
Fits
T1 / Beetle 1963-79
Karmann Ghia 1963-74
T2 / Splitscreen 1963-67
T2 / Baywindow 1968-79 1600cc