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034 Motorsport Billet MAF Housing - Bosch 2.7T 85mm ID


CNC machined in-house from billet aluminum, these MAF housings are perfect for use in upgraded turbo cars with larger injectors and appropriate software.


  • Precision CNC machined to the tightest tolerences.
  • Constant 85mm inside diameter for use with most K04/BT software.
  • 3.5" or 89mm OD hose connections.
  • Precisely machined flange for Bosch MAF element.
  • Engraved "034Motorsport" logo.


  • 2000-2000.5 Audi B5 S4/RS4 2.7T
  • 1998-2000.5 Audi C5 A6 2.7T

Please Note: Optional airbox adapter pieces are available to work with either the factory S4 airbox, or the RS4 airbox. Please select option above. If you have the Hitachi style MAF housing, you can find the billet version by clicking here.

More Information
Brand Bosch
Stock Type N/A
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