Overview - Muffler

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Muffler
- Removing and installing. Refer to MUFFLER, REMOVING AND INSTALLING .
- Exhaust System, Installing without Tension. Refer to EXHAUST SYSTEM, INSTALLING WITHOUT TENSION .
Mount
- Replace if damaged
- Check the pretension. Refer to EXHAUST SYSTEM, INSTALLING WITHOUT TENSION .
Bolt
- 20 Nm
Retaining Loop
- Replace if damaged
- Exhaust System, Installing without Tension. Refer to EXHAUST SYSTEM, INSTALLING WITHOUT TENSION .
Seal
- Replace after removing.
Nut
- 25 Nm
- Replace after removing.
Left Front Muffler
- With the coupling, the coupling must not be bent more than 10° - otherwise it may be damaged
- Removing and installing. Refer to FRONT MUFFLER, REMOVING AND INSTALLING .
- Exhaust System, Installing without Tension. Refer to EXHAUST SYSTEM, INSTALLING WITHOUT TENSION .
Front Clamping Sleeve
- Tighten the threaded connections equally to 23 Nm.
- Installation position. Refer to Fig 1.
- Pushed onto the front muffler stop
- Before tightening, align the exhaust system without tension. Refer to EXHAUST SYSTEM, INSTALLING WITHOUT TENSION .
Mount
- Replace if damaged
- Check the pretension. Refer to EXHAUST SYSTEM, INSTALLING WITHOUT TENSION .
Bolt
- 20 Nm
Mount
- Replace if damaged
- Check the pretension. Refer to EXHAUST SYSTEM, INSTALLING WITHOUT TENSION .
Bolt
- 20 Nm
Nut
- 3 Nm
- Replace after removing.

Clamping Sleeve Locations

Fig 1: Clamping Sleeve Locations

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-- Install the clamping sleeves so that the bolt ends do not project over lower edge of the clamping sleeves.

Individual Mounting Components

Fig 2: Front Muffler Mounting Replacement Part, Vehicle without Particulate Filter

Courtesy of AUDI OF AMERICA, LLC