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33-2428
$58.99 USD
MSRP $92.29 36.1% Off
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K&N 33-2428 Air Filter

Replacement Filters > Replacement Air Filter
Rating Star 1 Rating Star 2 Rating Star 3 Rating Star 4 Rating Star 5   5.0 out of 5 stars   9 Customer Reviews
  • 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®
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 the majority of vehicles 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. Our stock replacement air filters for street vehicles are covered by our famous K&N Million-Mile Limited Warranty and will be the last air filter your vehicle will ever need.

[More Information on K&N Replacement Air Filters]

Product Specifications

Air Filter ShapePanel
Filter MaterialCotton Gauze
Filter Re-Oiling Amount1.74 oz (51 ml)
Height1.25 in (32 mm)
Outside Length10.75 in (273 mm)
Outside Width10.25 in (260 mm)
Package Contents1 Air Filter
Package Quantity1
Product Box Height14 in (356 mm)
Product Box Length12.25 in (311 mm)
Product Box Width1.75 in (44 mm)
Product StylePanel Air Filter
Weight1.6 lb (0.7 kg)

K&N 33-2428 Air Filter Product Reviews

See all reviews!
Review part 33-2428
Thursday, December 31, 2015 - Part 33-2428
Great product. Drives better and better consumption of fuel.

Pedro Verdejo
Florida
Monday, December 07, 2015 - Part 33-2428
Perfect fit, ran a K&N in my 2006 BMW 530i. (3L - 6 cylinder). Put 334,010 miles on the car and still got 31+ mpg highway. Motor was strong; transmission was starting to go. Will see if I can do better this time in 2011 BMW 535i. Turbo 3L - 6 cylinder.

Ivan Smith
Trussville, Alabama
Friday, July 17, 2015 - Part 33-2428
Well worth the effort and price to get this filter - there's a noticeable increase in HP immediately.

Vin
Red Bank, NewJersey
Wednesday, May 27, 2015 - Part 33-2428
Should have done this when I bought the vehicle new.

RAY BYERS
El Paso, Texas
Thursday, March 26, 2015 - Part 33-2428
Exelent fit. The only ari filter I use on all my cars.

George Rauscher
Daytona Beach, Florida
Wednesday, September 03, 2014 - Part 33-2428
Clear website product info. Simple website ordering system. Easiest to track shipment info. Great product performance & easiest installation.

Taft
Fremont, California
Friday, March 28, 2014 - Part 33-2428
Great product. Fuel economy has increased by 3 miles per gallon.

Bill
Castle Rock, Colorado