Install left clean air pipe

• Check all gaskets for damage and replace, if applicable.

  Parts:  Seals

• Feed in clean air pipe (4) and install.
• Unlock the engine ventilation line (3), connect it to the clean air pipe (4) and lock it audibly.
• Tighten clamps (1).
  TIGHTENING TORQUES SPECIFICATION
  
  

  Clean air pipe to upper section of intake filter housing
  cl.	Tightening torque	3 Nm

  Courtesy of BMW OF NORTH AMERICA, INC.

• Lock the lock (2) audibly.

Follow-up work 

• Refer to CONNECTING THE LEFT CHARGE AIR LINE TO THE EXHAUST TURBOCHARGER
• Refer to INSTALL ACOUSTIC COVER .