Removing Rear Silencer

Overview of rear silencer components:

1. Rear silencer
2. Retaining strap
3. Tailpipe cover
   Fig 1: Identifying Rear Silencer Components

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Installation position:

1. Rear silencer
2. Restraining strap
3. Tailpipe cover
4. Connecting flange for front silencer
5. Front silencer
6. Exhaust manifold with catalytic converter
   Fig 2: Identifying Front/Rear Silencer Installation Position

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Information 

• Spray screw connections, clamps and sliding bases with anti-rust agent before loosening them. 
• If screw connections and sliding bases are corroded badly, heat them before removal. 

1. Loosen threaded joint for second front silencer at the rear silencer.
   1. 1.1. Unscrew five M8 lock nuts -1-  . Replace lock nuts.
   2. 1.2. Open restraining straps -3-  on the rear silencer. Unscrew cheese head bolts.
      Fig 3: Identifying Front And Rear Silencer Lock Nuts And Strap

      Courtesy of PORSCHE CARS NORTH AMERICA, INC.
2. Remove rear silencer -3-  .
   1. 2.1. Disengage restraining straps -4-  at the engine carrier bracket.
   2. 2.2. Pull rear silencer out of the connecting flanges for the second front silencer and set it aside.
   3. 2.3. Replace sealing rings on the sliding base -2-  for the front silencer -1-  .
      Fig 4: Identifying Front Silencer And Rear Silencer Connection Point (Right)

      Courtesy of PORSCHE CARS NORTH AMERICA, INC.
3. Clean joint flanges and replace badly corroded screws.