18 00 020 Removing and installing complete exhaust system (M62, M54)

Installation: 

Tightening torque, (30 N.m).

Fig 1: Removing Screws Of Rear Muffler On Intermediate Muffler

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Clip cover (1) out of retainers (2).

Fig 2: Removing Retainer Cover

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Carefully press cover (1) downwards.

Release screws (2) on rubber mount for rear muffler on left and right.

Fig 3: Releasing Screws On Rubber Mount

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Release screws (1) on rubber mount for rear muffler on rear axle carrier on left and right.

• Red (M62) Or Gray (M54):  for rubber mount of rear muffler on rear axle carrier.

Mixing up the rubber mounts will alter the vibration response of the exhaust system.

Fig 4: Locating Screws On Rubber Mount For Rear Muffler

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Release screws (1) of rear muffler on intermediate muffler and remove both rear mufflers.

Fig 5: Removing Retaining Screws For Rear Mufflers

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Release screws (1) of rubber mounts for intermediate muffler.

Fig 6: Releasing Screws Of Rubber Mounts For Intermediate Muffler

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M54: 

Release screws (1) on rubber mounts.

Release screws (2) on holder of transmission.

Fig 7: Releasing Screws On Rubber Mounts And Screws On Holder Of Transmission

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M54: 

Release screw connections (1) of catalytic converters at exhaust manifolds on left and right and remove exhaust system completely.

Fig 8: Releasing Screw Connections Of Catalytic Converters

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Installation: 

Replace self-locking nuts.

Coat threads with CRC copper paste.