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Home >> Porsche >> 2023 >> Cayenne Base, 4D Utility Coupe >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 7 (26 Exhaust System 2.9L -- 9YA - Cayenne (9YA)) >> WM, 263355 Replacing Rear Silencer >> Installing Rear Muffler

Installing Rear Muffler

WARNING: This page is about a different variant/trim than selected.
CAUTION: Heavy components 
  • Risk of squashing 
    1. → Wear personal protective gear.
    2. → Get someone to help if necessary.

Information 

  1. Adapt non-standard spare parts by shortening the exhaust pipes, making sure to cut according to the markings! 
    1. 1.1 Use the same tools as used for removing the rear silencer  (see removal instructions).
  2. Only for vehicles with sports exhaust system:  Install exhaust flap actuator on the new rear silencer.

    > Removing and installing exhaust flap actuator 

    Information 

    The appearance and number of tailpipes may vary, depending on vehicle equipment.

  3. Install tailpipes -1-  .
    G15258463Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Tailpipes

    1. 3.1  Fit tailpipes -1-  on rear silencer.
    2. 3.2  Position clamps -2-  and screw in screws -3-  by hand so that the tailpipes remain in position on the rear silencer.
  4. Fit retaining rubbers -1-  on the rear silencer -2-  .
    G15258464Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Rear silencer retaining rubbers

    1. 4.1  Push retaining rubbers -1-  onto the rear silencer -2-  .
  5. Push clamps -1 and 2-  onto the exhaust pipes -3-  on the rear silencer -Arrows-  .

    The clamps must be aligned between the outer markings for securing the exhaust pipes! 

    G15258465Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Exhaust clamps for rear silencer

  6. Install rear silencer -1-  .
    G15258466Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Fitting rear silencer

    1. 6.1  Move rear silencer -1-  into installation position and fit screws on the holders -2-  .
    2. 6.2  Push exhaust clamps -3 and 4-  onto the exhaust pipes -Arrows-  and align and tighten them.

      > Tightening torque 23 Nm (17 ftlb.) 

    3. 6.3  Tighten screws on the holders -2-  .

      > Tightening torque 23 Nm (17 ftlb.) 

    Information 

    The appearance and number of tailpipes may vary, depending on vehicle equipment.

  7. Secure tailpipes -1-  .
    G15258467Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Tailpipes

    1. 7.1  Align tailpipes -1-  with the rear apron. Make sure that the tailpipes -1-  are a sufficient, equal distance away from the rear apron on both sides.
    2. 7.2  Tighten screws on clamps -3-  .

      > Tightening torque 35 Nm (26 ftlb.) 

  8. Only for vehicles with sports exhaust system: 

    Connect and lock electric plug connection -1-  on servo motor for exhaust flap -2-  .

G15258468Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Electric plug connection for servo motor for exhaust flap