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Home >> BMW >> 2009 >> M3 2D Convertible, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 76 (Exhaust System - Repair -- E90) >> Mufflers >> 18 12 030 Removing and installing/replacing rear muffler (S65)

18 12 030 Removing and installing/replacing rear muffler (S65)

WARNING: This page is about a different variant/trim than selected.
WARNING: Scalding hazard!
Only perform these tasks after exhaust system has cooled down.

Support rear silencer with special tool 31 2 220 SUPPORT .

NOTE: Description of one side of two-flow exhaust system.

The procedure is identical on both sides.

Fig 1: Supporting Exhaust System Using Special Tool (31 2 220)
G04742070Courtesy of BMW OF NORTH AMERICA, INC.

Release screws on clamps.

Tightening torque 18 40 6AZ .

Fig 2: Identifying Screws On Clamps
G06203660Courtesy of BMW OF NORTH AMERICA, INC.

Unfasten nut.

Tightening torque 18 40 4AZ .

Fig 3: Locating Nuts
G06203656Courtesy of BMW OF NORTH AMERICA, INC.

Unscrew nuts.

Remove grounding straps.

Tightening torque 18 40 5AZ .

Fig 4: Locating Grounding Strap Mounting Nuts
G06203657Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1) on rear apron.

Unscrew nuts (2).

Tightening torque 18 40 5AZ .

Remove rear muffler with a second person helping.

Fig 5: Identifying Screws And Nuts On Rear Apron
G06203658Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: Add final details to vehicle.
Check exhaust system for leaks.