Overview - Muffler: Notes

WARNING: This page is about a different car, the 2022 Audi Q8, 2021 Audi Q8, 2020 Audi Q8, and 2019 Audi Q8. 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.
- Installation position. Refer to Figure.
- Pushed onto the front muffler stop
- 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 REAR TUNNEL BRACE, REMOVING AND INSTALLING .
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 REAR TUNNEL BRACE, REMOVING AND INSTALLING .