Vehicles without double clamp between center and rear mufflers

• Loosen double clamp between catalytic converter and center muffler.
  Fig 1: Identifying Gap (Dimension -A-) Between Tail Pipes -1- And Rear Bumper -2- Is Achieved

  Courtesy of AUDI OF AMERICA, INC.
• Push exhaust system far enough to the front until the gap (dimension -a-) between tail pipes -1- and rear bumper -2- is achieved:

• Dimension -a- = at least 40 mm (1.5 in.)

• Tighten double clamps between catalytic converters and center mufflers evenly to 40 Nm (30 ft lb). Installation position => DOUBLE CLAMPS FRONT, INSTALLATION POSITION   .

With correct distance between tail pipes/bumper, the rear mount is pre-tensioned to a = 7 to 11 mm (0.3 to .43 in.).

Fig 2: Identifying Correct Distance Between Tail Pipes/Bumper

Courtesy of AUDI OF AMERICA, INC.