Performance Upgrades for the Audi A4 Quattro Protect Your Engine

The Audi A4 Quattro is an all-wheel-drive compact sport sedan known for over-the-top luxury and comfort in its class. With high quality materials inside and out, the Audi A4 Quattro not only delivers powerful performance but has the looks to back it up.

If you are are looking to improve performance in your Audi A4 Quattro, K&N offers quality performance upgrades including replacement air filters and premium oil filters.
Air Filter for the Audi A4 Quattro
Air Filter 33-2209
for the Audi A4 Quattro


K&N replacement air filters for the Audi A4 Quattro are washable and reusable filters designed to last the life of your car. These durable cotton air filters are engineered to increase horsepower and acceleration while providing excellent filtration.  K&N is so confident in the air filters we sell that the OE replacement air filters for the Audi A4 Quattro are backed by a one million mile limited warranty.

Part number 33-2945 can be used in 2009, 2010, 2011, 2012, 2013, 2014, 2015, and 2016 Audi A4 Quattro with the 2.0L engine.
Air Filter for the Audi A4 Quattro
Air Filter 33-2945
for the Audi A4 Quattro


Air Filter for the Audi A4 Quattro
Air Filter E-1987
for the Audi A4 Quattro


Air Filter for the Audi A4 Quattro
Air Filter 33-2125
for the Audi A4 Quattro


The 33-2209 performance air filter was designed to fit the following Audi A4 Quattro models:
2008 Audi A4 Quattro with the 3.2 liter engine (US models)
2005, 2006 and 2007 Audi A4 Quattro with the 3.2 liter engine
2002 to 2006 Audi A4 Quattro that have the 3.0 liter engine
2005 to 2008 Audi A4 Quattro with the 2.0 liter engine
2002, 2003, 2004 and 2005 Audi A4 Quattro that have the 1.8 liter engine

K&N's round cotton filter E-1987 will fit the 2012-2015 Audi A4 Quattro with the 3.0 liter engine and 2008 Audi A4 Quattro with the 3.2 liter engine (European models) as well as the 2009 Audi A4 Quattro with 3.2 liter engines (All models).

2000 and 2001 Audi A4 Quattro models with the 2.8 liter and 1.8 liter engine use K&N's 33-2125 high-flow air filter for a lifetime of performance and protection.

K&N premium oil filters protect your motor from harmful contaminants and debris while allowing for high oil flow rates.  They deliver outstanding filtration and keep your Audi A4 Quattro running clean and smooth.  K&N oil filters are ideal for use with the latest synthetic and semi-synthetic motor oils.
Oil Filter for the Audi A4 Quattro
Oil Filter HP-3001
for the Audi A4 Quattro


K&N's HP-3001 canister type oil filter is built with heavy-duty canister walls for extra strength and durability which reduces the risk of damage from loose rocks and debris. The HP-3001 will fit the 2000 to 2005 Audi A4 Quattro models with the 1.8 liter engine and it comes with a 1" nut welded to the canister for easy removal.

K&N has a variety of performance products for earlier years of the Audi A4 Quattro. To find K&N products for your A4 Quattro or any other vehicle use the application search on KNFilters.com.