K&N K&N Air Filter - R50, R52 33-2239

K&N Air Filter - R50, R52

Don't let a restrictive factory paper filter choke your engine's potential. Engineered for the enthusiast who demands both performance and protection, these high-flow replacement air filters are designed to significantly increase horsepower and acceleration by smoothing out intake restriction.
K&N K&N
T#: 54388424 | Part#: 33-2239
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K&N K&N Air Filter - R50, R52 33-2239
K&N Air Filter - R50, R52
$62.99

Featuring an advanced oiled cotton media, this filter delivers exceptional filtration efficiency without sacrificing airflow. It’s a direct drop-in upgrade that allows your engine to breathe deeper, giving you sharper throttle response when you drop the hammer.

Product Highlights

  • Dyno-Proven Concept: Designed to boost horsepower and rate of acceleration.

  • Superior Filtration: High-flow design that doesn't compromise on engine protection.

  • Washable & Reusable: Serviceable life means this is the last air filter your car will ever need.

  • Extended Service Intervals: Goes up to 50,000 miles before cleaning is required (depending on local driving conditions).


Prop 65 WarningProp 65 Warning

Cross Reference
  • 13721477840
  • 33-2239
  • C2237
  • 29701
  • 13721477840
  • FB29701
  • A3129C
  • 1457433306

Product Q&A

Lifetime Replacement

This Product Is Covered By Our Lifetime Replacement Program

Products protected by our Lifetime Replacement Program are covered for as long as you own the product, no need to worry about an expiration date. Purchase your products and enjoy some worry-free motoring, knowing we've got you covered.

If you have any questions, would like to learn more or are ready to place a replacement claim, click here!

MAKE MODEL SUBMODEL ENGINE YEAR CHASIS Special Fitment Notes
MINI Cooper Base L4 1.6L W10B16A 2002 R50 Use vehicle selector to confirm fitment
MINI Cooper Base L4 1.6L W10B16A 2002 R53 Use vehicle selector to confirm fitment
MINI Cooper Base All 2002 R50 Use vehicle selector to confirm fitment
MINI Cooper Base All 2002 R53 Use vehicle selector to confirm fitment
MINI Cooper Base L4 1.6L W10B16A 2002 All Use vehicle selector to confirm fitment
MINI Cooper Base All 2002 All Use vehicle selector to confirm fitment
MINI Cooper Base L4 1.6L W10B16A 2003 R50 Use vehicle selector to confirm fitment
MINI Cooper Base All 2003 R50 Use vehicle selector to confirm fitment
MINI Cooper Base L4 1.6L W10B16A 2003 All Use vehicle selector to confirm fitment
MINI Cooper Base All 2003 All Use vehicle selector to confirm fitment
MINI Cooper Base L4 1.6L W10B16A 2004 R50 Use vehicle selector to confirm fitment
MINI Cooper Base All 2004 R50 Use vehicle selector to confirm fitment
MINI Cooper Base L4 1.6L W10B16A 2004 All Use vehicle selector to confirm fitment
MINI Cooper Base All 2004 All Use vehicle selector to confirm fitment
MINI Cooper Base L4 1.6L W10B16A 2005 R50 Use vehicle selector to confirm fitment
MINI Cooper Base L4 1.6L W10B16A 2005 R52 Use vehicle selector to confirm fitment
MINI Cooper Base All 2005 R50 Use vehicle selector to confirm fitment
MINI Cooper Base All 2005 R52 Use vehicle selector to confirm fitment
MINI Cooper Base L4 1.6L W10B16A 2005 All Use vehicle selector to confirm fitment
MINI Cooper Base All 2005 All Use vehicle selector to confirm fitment
MINI Cooper Base L4 1.6L W10B16A 2006 R50 Use vehicle selector to confirm fitment
MINI Cooper Base L4 1.6L W10B16A 2006 R52 Use vehicle selector to confirm fitment
MINI Cooper Base All 2006 R50 Use vehicle selector to confirm fitment
MINI Cooper Base All 2006 R52 Use vehicle selector to confirm fitment
MINI Cooper Base L4 1.6L W10B16A 2006 All Use vehicle selector to confirm fitment
MINI Cooper Base All 2006 All Use vehicle selector to confirm fitment
MINI Cooper Base L4 1.6L N12B16A 2007 R56 Use vehicle selector to confirm fitment
MINI Cooper Base L4 1.6L W10B16A 2007 R52 Use vehicle selector to confirm fitment
MINI Cooper Base All 2007 R52 Use vehicle selector to confirm fitment
MINI Cooper Base All 2007 R56 Use vehicle selector to confirm fitment
MINI Cooper Base L4 1.6L N12B16A 2007 All Use vehicle selector to confirm fitment
MINI Cooper Base L4 1.6L W10B16A 2007 All Use vehicle selector to confirm fitment
MINI Cooper Base All 2007 All Use vehicle selector to confirm fitment
MINI Cooper Base L4 1.6L N12B16A 2008 R56 Use vehicle selector to confirm fitment
MINI Cooper Base L4 1.6L W10B16A 2008 R52 Use vehicle selector to confirm fitment
MINI Cooper Base All 2008 R52 Use vehicle selector to confirm fitment
MINI Cooper Base All 2008 R56 Use vehicle selector to confirm fitment
MINI Cooper Base L4 1.6L N12B16A 2008 All Use vehicle selector to confirm fitment
MINI Cooper Base L4 1.6L W10B16A 2008 All Use vehicle selector to confirm fitment
MINI Cooper Base All 2008 All Use vehicle selector to confirm fitment
*The above product applications have been written by Turner Motorsport. All warranties, product application, fitment, and performance are the responsibility of Turner Motorsport. For additional information see the terms of use.