Audi A4 / S4 Convertible Top Replacement When considering your Audi convertible top repair options, let Auto Tops Direct be your first stop. Our Sierra Auto Tops glass window convertible tops for the Audi A4 and S4 are made in the USA using unique, patented window bonding technology guaranteed to last. Audi A4 Soft Top Options For the enthusiast, who wants the absolute best, choose Haartz German A5/DS “High Level Acoustic”. This is the same material used on the Audi S4 convertible top and is the most efficient at blocking out exterior road noise. German A5 is the original fabric used on Audi A4 and brings a classic, reliable look, as well as best-in-class durability. The Twillfast RPC option is an acoustically enhanced topping material manufactured in the USA by Haartz that offers a remarkably similar look to the German A5, complete with dobby crisscross backing on the inside.
