Muffler Overview
Muffler Overview
1 Bolt
• 23 Nm
2 Suspended Mount
• Replace if damaged
• Check pretension, refer to => [ Exhaust System, Installing ] Removal and Replacement
3 Center Muffler
• Original equipment as one unit with rear mufflers. For repairs, replace each separately.
• To remove on the Audi A5 Cabriolet, remove the diagonal braces.
• Separating point, refer to => [ Center Muffler and Rear Muffler, Separating ] Center Muffler and Rear Muffler, Separating
• Install exhaust system free of stress, refer to => [ Exhaust System, Installing ] Removal and Replacement
4 Rear Muffler
• Original equipment as one unit with center muffler and tailpipe
• in case of repairs, center muffler end muffler and tailpipe should be replaced individually
• To remove on the Audi A5 Cabriolet, remove the diagonal braces.
• Separating point between center and rear muffler, refer to => [ Center Muffler and Rear Muffler, Separating ] Center Muffler and Rear Muffler, Separating
• Separating point between the rear muffler and the tailpipe, refer to => [ Tail Pipe ] Service and Repair
• Install exhaust system free of stress, refer to => [ Exhaust System, Installing ] Removal and Replacement
5 Gasket
• Replace
6 Nut
• 23 Nm
7 Catalytic Converter
• Protect from shocks and impact stress
• Removing and installing: Left, refer to => [ Left Catalytic Converter ] Left Catalytic Converter, right, refer to => [ Right Catalytic Converter ] Right Catalytic Converter
8 Nut
• 23 Nm
9 Gasket
• Replace
10 Front Muffler
• With decoupling element, decoupling element must not be bent more than 10° - otherwise it may be damaged
• Removing and installing, refer to => [ Front Muffler ] Front Muffler
• Install exhaust system free of stress, refer to => [ Exhaust System, Installing ] Removal and Replacement
11 Front Clamping Sleeve
• Before tightening, align exhaust system tension-free, refer to => [ Exhaust System, Installing ] Removal and Replacement
• Tighten threaded connections evenly.
12 Nut
• 23 Nm
13 Bolt
• 23 Nm
14 Clamp
15 Exhaust Tailpipe
• Original equipment as one unit with rear muffler. For repairs, replace each separately.
• Separating point, refer to => [ Tail Pipe ] Service and Repair
• Aligning, refer to => [ Align the Tail Pipes ] Procedures
16 Suspended Mount
• Replace if damaged
• Check pretension, refer to => [ Exhaust System, Installing ] Removal and Replacement
17 Nut
• 20 Nm
• Replace
18 Rear Clamping Sleeve
• For individual replacement of center and rear mufflers
• Before tightening, align exhaust system tension-free => [ Exhaust System, Installing ] Removal and Replacement
• Tighten threaded connections evenly.
19 Nut
• 23 Nm
20 Nut
• Replace
• 23 Nm
21 Bolt
• 23 Nm
22 Suspended Mount
• Replace if damaged
• Check pretension, refer to => [ Exhaust System, Installing ] Removal and Replacement
Installed Position of Front Double Clamps
- Install double clamps so that the bolt ends do not project over lower edge of double clamp.
• Installed position: Threaded connections point toward outside.
Installed Position of Rear Double Clamps
- Install double clamps so that the bolt ends do not project over lower edge of double clamp.
• Installed position: Threaded connections point forward.
Individual Catalytic Converter Mounting Components
1. Nut - 23 Nm
2. Spacer sleeve
3. Pressure spring
4. Washer
5. Bolt
6. Bolt - 23 Nm
7. Spacer sleeve
8. Adjusting buffer
9. Tab
10. Bolt - 23 Nm
11. Bracket
• The right suspended mount is shown in the illustration. The left suspended mount is identical.
Audi A5 Cabriolet Diagonal Braces
- Remove the Y-pipe and the diagonal braces for the rear muffler - 1 and 2 -.
- Install diagonal braces.