Description We now offer this Black Side-flow or Side-Winder 1-1/2 and 1-5/8 inch 4 into 1 merged exhaust system. Tig welded for superior strength and good looks. The mounting flanges are extra thick and fully welded internally. Complete with gaskets and hardware. Fits Type-1 Beetle bodies only, will not fit Bus or Ghia. This is a competition system and cannot be used with heater boxes.We carry a number of different versions of Sideflow exhaust systems.Click here to see all versions.