Installing Rear Silencer

Information 

• Apply a light coating of high-temperature grease (e.g. Optimoly HT, Part No. 000.043.004.00) on the clamp or pipe adapter before installation. 

1. Insert the silencer into the vehicle from the wheel side and move it to the installation position.
   Fig 1: Installing Rear Silencer In Through Wheel Housing

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2. Fit the rear silencer retaining bracket onto the holder in the wheel housing and fix in place using two new M8 lock nuts.
3. Push clamp onto rear silencer connecting tube.
4. Connect rear silencer to front silencer using the clamp. Fit M8 collar nut.

   Check clamp installation position 

   Fig 2: Checking Clamp Installation Position

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5. Fit the rear silencer strut onto the three-hole flange and fix in place using two new M8 lock nuts.
6. Tighten threaded joints for rear silencer.
   1. 6.1. Mounting in wheel housing:

      → Tightening torque: 23 Nm 

   2. 6.2. Mounting on three-hole flange:

      → Tightening torque: 23 Nm 

   3. 6.3. Clamp mounting:

      → Tightening torque: 23 Nm 

1. Install rear silencer.
   1. 1.1. Position rear silencer -2-  and guide it into the front silencer.
   2. 1.2. Screw in and tighten fastening screws -1-  on the holder.
   Fig 1: Identifying Rear Silencer Screws
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2. Fit and tighten fastening screws -1-  .
   Fig 2: Identifying Rear Silencer Mounting

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1. Installation is performed in reverse order. Pay particular attention to the following:
   1. 1.1. Use new metal seals.
   2. 1.2. Tightening torque for securing restraining straps for rear silencer to holder:

      Use new restraining straps.

   3. 1.3. Tightening torque for securing fastening nut on catalytic converter to turbocharger:

      Use new fastening nuts.

      Grease studs with MicroGLEIT LP 475  .

   4. 1.4. Tightening torque for clamping sleeve on rear silencer/catalytic converter:

      Use new clamping sleeves.

Assembly position 45°, screw head is facing to the rear 

Fig 1: Identifying Clamping Sleeve Installation Position

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