This collar inserts into a standard exhaust on all aircooled VW Beetles, Karmann Ghia`s, Splitscreen and Baywindow Campervans with 1200cc, 1300cc, 1500cc or 1600cc engines.
Once installed it allows you to fit the airhose from the fanhouse to the exhaust pod which transfers the air into the heat exchanger.
NOTE: This item is sold EACH. Two are needed per vehicle.