10. Another accessory item we wanted to incorporate is the ball flange,which is also available from Flowmaster. Ball flanges offer a durablejunction without requiring gaskets, so they can be disassembled andreassembled repeatedly without issue. Our idea is to install the ballflanges at the back of the H-pipe so the center portion of the exhaustcan be dropped to make driveline maintenance easier. The inspirationcame from the stock setup used on 5.0-liter Mustangs.