Key Features / Product Warranty
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 Hitachi MAF element.
- Engraved "034Motorsport" logo.
- 2000 - 2002 Audi S4/RS4 (B5)
- 1998 - 2004 Audi A6 (C5)
- 2001 - 2005 Audi Allroad (C5)
Please Note: Optional airbox adapter pieces available to work with either the factory S4 airbox, or the RS4 airbox. Please select option below.
We also carry an 85mm MAF housing for the earlier Bosch MAF element, which is available here: