Install catalytic converter

• Replace the V-clip (1).

  Parts:  V-band clamp

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• Replace the seal (1).

  Parts:  Seal

  Courtesy of BMW OF NORTH AMERICA, INC.

• Feed in and install catalytic converter.
• Lock clamp (1).

  Clamp (1) must engage audibly.

  Courtesy of BMW OF NORTH AMERICA, INC.

• Tighten V-clip (1).
  TIGHTENING TORQUE SPECIFICATIONS
  
  

  Catalytic converter to exhaust turbocharger
  V-band clamp Replace V-band clamp.	Tightening torque	19 Nm

  Courtesy of BMW OF NORTH AMERICA, INC.

• Replace nuts (1).

  Parts:  Nuts

• Tighten nuts (1).
  TIGHTENING TORQUE SPECIFICATIONS
  
  

  Catalytic converter to holder
  M8 Nut Replace nut.	Tightening torque	19 Nm

  Courtesy of BMW OF NORTH AMERICA, INC.

  NOTE: The following step(s) must be performed if the listed component(s) is/are installed.
• Replace pressure hose (1)

  Parts:  Pressure hose

• Insert the pressure hose (1) in the arrow direction all the way to the stop.

  Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work 

• Refer to INSTALLING THE OXYGEN SENSOR MONITOR .
• Refer to INSTALLING LAMBDA OXYGEN SENSOR .
• Refer to INSTALLING THE HOLDER OF THE POSITIVE BATTERY CABLE .
• Refer to INSTALLING THE RESONATOR WITH THE TOP CLEAN AIR PIPE .
• Refer to INSTALLING INTAKE SILENCER HOUSING .
• Refer to INSTALLING ACOUSTIC COVER .
• Refer to INSTALLING THE COMPLETE EXHAUST SYSTEM .
• Refer to INSTALLING THE REAR DIFFUSER .
• Refer to INSTALLING THE REAR AXLE COVER .
• Refer to IF INSTALLED: INSTALLING THE TORSION STRUT ON THE RIGHT, AND ON THE LEFT WHERE REQUIRED .
• Refer to INSTALLING THE CONNECTING SUPPORTS ON THE TUNNEL .
• Refer to INSTALLING THE CENTER UNDERBODY PROTECTION .
• Refer to INSTALLING REAR UNDERBODY PROTECTION .