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2010-14 Mustang K&N Drop In Replacement Air Filter 5.0L/4.6L/3.7L by K&N

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Details   |   Reviews
2010-14 Mustang K&N Drop In Replacement Air Filter 5.0L/4.6L/3.7L

Increase horsepower in your 2010-2014 4.6L, 5.0L, or 3.7L Mustang with a K&N replacement air filter.

Item #KN-332431
MPN# 33-2431

Everyday Low Price: $89.99

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  • Designed to Increase Horsepower & Acceleration
  • Washable & Reusable


  • Million Mile Limited Warranty
  • Increases Air Flow for Better Combustion Efficiency

 What's in the Box

  • (1) K&N Air Filter
  • (1) K&N Window Decal
  • (1) K&N Air Box Decal
  • (1) Million Mile Warranty Card
  • (1) Installation Instructions

Add a K&N filter to your 10-14 Mustang for increased airflow and better horsepower plus it's washable so it can be the last air filter you have to buy.

K&N 33-2431 Air Filter fits 2010 Mustang GT 4.6L 3V, 2011-2013 Mustang GT 5.0L 4V, and 2011-2013 3.7L V6

These 2010-2014 Mustang K&N Filters are designed to be a simple drop in application and outflow any other filter on the market, up to 900 cfm, for power gains of up to 15 hp. K&N air filters for 2010-2014 Mustang use a special surgical cotton fabric sandwiched between aluminum screen wire. The square holes in the cotton catch tumbling air and straighten it out. Since air moving in a straight line flows faster, these K&N filters can actually improve airflow. So, if you want to replace your Mustang's old air filter, or if you just want increased airflow over your air factory Mustang filter, then you need to get one of these K&N air filters.

Clean Every 50,000 Miles
This filter requires cleaning every 50,000 miles for highway use, more often in dusty or for lowest restriction.

K&N Air Filter are Tough on Dirt
Thousands of microscopic cotton threads absorb K&N's specially formulated oil to create a powerful filtering medium. As part of their ongoing commitment to protect your Mustang's engine, K&N verifies their filtration efficiency using the ISO 5011 text protocol.

K&N's Million Mile Limited Warranty
K&N replacement air filters are built so well, that they warranty them for 1,000,000 miles! This means you can count on them to continue delivering engine protection and high airflow for the life of your Mustang.

K&N Warranty - Click Here

  • Ford Mustang - 2010, 2011, 2012, 2013, 2014
  • Engines: 5.0L, 4.6L , 3.7L

California Residents:
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About This Brand

K&N - The Worlds Best Air Filter
K&N Engineering is the inventor and leading innovator of reusable cotton gauze air filtration technology.

Designed to increase your Mustang or Lightnings horsepower and acceleration while providing excellent filtration. These filters are washable, reusable and built to last for the life of an automotive engine.

K&N filter elements consist of four to six sheets of cotton gauze layered between two sheets of aluminum wire mesh. This media is then pleated and oiled to enhance its filtering capabilities and overall performance.

The result is a performance air filter that allows more air into your engine, never needs replacing, and will protect your engine for the life of your Mustang.

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