K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration.
We make over 1,200 different replacement air filters for virtually every vehicle on the road.
These filters are washable and reusable and are custom designed to fit into your existing factory air box.
Their drop-in design means adding performance is simple.
With most vehicles you simply remove the disposable air filter and replace it with a K&N. See applicable instruction sheet for details.

Designed to boost horsepower and rate of acceleration
Can be cleaned and used again
High air flow with exceptional filtration
Lasts up to 50,000 miles before cleaning is required depending on driving conditions
Works with original equipment manufacturer vehicle electronics
Emissions legal in all 50 US states
Will NOT void vehicle warranty
Million Mile Limited Warranty®

Compatible vehicle:

- 2000 AUDI ALLROAD QUATTRO 2.7L V6 F/I
- 2000 AUDI ALLROAD QUATTRO 2.5L V6 DSL
- 2001 AUDI ALLROAD QUATTRO 2.7L V6 F/I
- 2001 AUDI ALLROAD QUATTRO 2.5L V6 DSL
- 2002 AUDI ALLROAD QUATTRO 4.2L V8 F/I
- 2002 AUDI ALLROAD QUATTRO 2.7L V6 F/I
- 2002 AUDI ALLROAD QUATTRO 2.5L V6 DSL
- 2003 AUDI ALLROAD QUATTRO 4.2L V8 F/I
- 2003 AUDI ALLROAD QUATTRO 2.7L V6 F/I
- 2003 AUDI ALLROAD QUATTRO 2.5L V6 DSL
- 2004 AUDI ALLROAD QUATTRO 4.2L V8 F/I
- 2004 AUDI ALLROAD QUATTRO 2.7L V6 F/I
- 2004 AUDI ALLROAD QUATTRO 2.5L V6 DSL
- 2005 AUDI ALLROAD QUATTRO 4.2L V8 F/I
- 2005 AUDI ALLROAD QUATTRO 2.7L V6 F/I
- 2005 AUDI ALLROAD QUATTRO 2.5L V6 DSL