Special tools required:

WARNING: This page is about a different variant/trim than selected.

31 2 220

WARNING: Scalding hazard! Only perform these tasks after exhaust system has cooled down.

Necessary preliminary tasks:

Unlock and disconnect plug connection of lambda oxygen sensors
Unclip cable of oxygen sensors

If necessary, support exhaust system with special tool 31 2 220.

Fig 1: Disconnecting Plug Connection Of Lambda Oxygen Sensors

G03267713

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1).

Installation:

Tightening torque, see EXHAUST SYSTEM - TIGHTENING TORQUES .

Fig 2: Removing Screws

G03267714

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1).

Fig 3: Removing Screws

G03267715

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: The same procedure applies to the opposite side.

Unscrew nuts.

Fig 4: Removing Nuts

G03267716

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: The same procedure applies to the opposite side.

Unscrew nuts.

Remove catalytic exhaust gas converters with center muffler.

Fig 5: Removing Catalytic Exhaust Gas Converters

G03267717

Courtesy of BMW OF NORTH AMERICA, INC.