18 12 030 Replacing rear muffler (N40, N42, N45, N46, M54 Compact)

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Special tools required:

00 2 210

WARNING: Scalding hazard!
These tasks should only be carried out on an exhaust system that has cooled down!

Determining cutting line:

Carry over length of new rear muffler (X) to faulty rear muffler.

Marking cutting line.

Fig 1: Identifying Length Of New Rear Muffler

Courtesy of BMW OF NORTH AMERICA, INC.

Cut exhaust pipes with special tool 00 2 210 at marked points and deburr.

Remove faulty rear muffler.

Fig 2: Cutting Exhaust Pipe Using Special Tool 00 2 210

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Connect new rear muffler and center muffler by means of clamping sleeves.

Locating face is in center of clamping sleeve.

Align exhaust system and clamping sleeves so that there is sufficient distance to the adjoining components.

Fig 3: Locating Clamping Sleeve

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Check the position of the tailpipes to the body-cutout.

Tighten down screws of clamping sleeves.

Fig 4: Checking Position Of Tailpipes To Body-Cutout

Courtesy of BMW OF NORTH AMERICA, INC.