Overview - Muffler, Vehicles With Catalytic Converter

WARNING: This page is about a different car, the 2022 Audi Q7. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Exploded View Of Muffler

Courtesy of AUDI OF AMERICA, LLC

Nut
- 25 Nm
- Screwed to the catalytic converter from below
Nut
- 25 Nm
- Screwed to the front muffler from above
- Quantity: 2
Front Muffler
- With the decoupling element, the decoupling element 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 .
Spacer Sleeve
Tab
Pressure Spring
Washer
Bolt
- 23 Nm
Bolt
- 23 Nm
Spacer Sleeve
Buffer
Spacer Sleeve
Mount
- Replace if damaged
- Check the pretension. Refer to EXHAUST SYSTEM, INSTALLING WITHOUT TENSION .
Bolt
- 23 Nm
- Quantity: 2
Rear Clamping Sleeve
- Evenly tighten the threaded connections to 30 Nm.
- Pushed onto the front muffler stop
- Installation position. Refer to CLAMPING SLEEVE INSTALLATION POSITION .
- Before tightening, align the exhaust system without tension. Refer to EXHAUST SYSTEM, INSTALLING WITHOUT TENSION .
Rear Muffler
- Original equipment one unit with the center muffler. If a repair is required replace each separately
- Removing and Installing. Refer to MUFFLER, REMOVING AND INSTALLING .
- Separating point. Refer to EXHAUST PIPES/MUFFLERS, DISCONNECTING .
- Exhaust System, Installing without Tension. Refer to EXHAUST SYSTEM, INSTALLING WITHOUT TENSION .
Bracket
- For the retaining loop
Retaining Loop
- Replace if damaged
- Exhaust System, Installing without Tension. Refer to EXHAUST SYSTEM, INSTALLING WITHOUT TENSION .
Bolt
- 23 Nm
Bolt
- 23 Nm
Retaining Loop
- Replace if damaged
- Exhaust System, Installing without Tension. Refer to EXHAUST SYSTEM, INSTALLING WITHOUT TENSION .
Bracket
- For the retaining loop
Retaining Loop
- Replace if damaged
- Exhaust System, Installing without Tension. Refer to EXHAUST SYSTEM, INSTALLING WITHOUT TENSION .
Bolt
- Tightening specification. Refer to OVERVIEW - UNDERBODY BRACING .
Bolt
- 23 Nm
Retaining Loop
- Replace if damaged
- Exhaust System, Installing without Tension. Refer to EXHAUST SYSTEM, INSTALLING WITHOUT TENSION .
Bracket
- For the retaining loop
Tunnel Brace
- Overview. Refer to OVERVIEW - UNDERBODY BRACING .