These 85MM Inside Diameter Hitachi MAF Housings are designed for use in modified B5 Audi S4/RS4 & C5 Audi A6/Allroad 2.7T cars running upgraded RS4 K04 or larger turbos with appropriate software and matching fuel injectors.
Precision CNC machined in-house from billet aluminum, these housings maintain a constant 85mm inside diameter and can be used with 034 stock airbox adapters, or 3.5" silicone couplers and a cone filter.
Fits:
2000-2002 Audi S4 B5 2.7T
2000-2005 Audi A6 C5 2.7T
2000-2005 Audi Allroad C5 2.7T
Also available with S4 airbox adapter and silicone accordion hose required for connecting the larger MAF to the Y-Pipe
Reviews
Subscribe to our newsletter
Promotions, new products and sales. Directly to your inbox.
Use left/right arrows to navigate the slideshow or swipe left/right if using a mobile device
Choosing a selection results in a full page refresh.
Press the space key then arrow keys to make a selection.
Shopping Cart
Be the first to know...
Sign up for our newsletter to receive exclusive offers and coupons.
Description
Reviews
Description
These 85MM Inside Diameter Hitachi MAF Housings are designed for use in modified B5 Audi S4/RS4 & C5 Audi A6/Allroad 2.7T cars running upgraded RS4 K04 or larger turbos with appropriate software and matching fuel injectors.
Precision CNC machined in-house from billet aluminum, these housings maintain a constant 85mm inside diameter and can be used with 034 stock airbox adapters, or 3.5" silicone couplers and a cone filter.
Fits:
2000-2002 Audi S4 B5 2.7T
2000-2005 Audi A6 C5 2.7T
2000-2005 Audi Allroad C5 2.7T
Also available with S4 airbox adapter and silicone accordion hose required for connecting the larger MAF to the Y-Pipe
