K&N 33-2145-1

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   7 Customer Reviews
List Price: $68.36
Your Price: USD $46.99

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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. 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]
  • 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®

Product Specifications

Air Filter ShapePanel
Filter MaterialCotton Gauze
Filter Re-Oiling Amount1.24 oz (37 ml)
Height1.125 in (29 mm)
Outside Length12.125 in (308 mm)
Outside Width7.25 in (184 mm)
Package Contents1 Air Filter
Package Quantity1
Product Box Height13.56 in (345 mm)
Product Box Length7.72 in (196 mm)
Product Box Width1.75 in (44 mm)
Product StylePanel Air Filter
Weight1.9 lb (0.9 kg)

Product Reviews

Tuesday, April 07, 2015 - Part 33-2145-1
Very happy with this filter instantly saw a difference in power. Thank you.

New York
Friday, January 02, 2015 - Part 33-2145-1
Best filter I have ever bought. Best quality filters there are. Ten times better than the stock filter. Made car run smoother and more peppy.

Saint Louis, Missouri
Wednesday, August 27, 2014 - Part 33-2145-1
Product as listed, prompt delivery.

Stockton, California
Thursday, May 29, 2014 - Part 33-2145-1
Incredibly fast shipping, got it the next day and it was an international order. Noticeable different in my acceleration with this new air filter. Thank you for your great products.

Ontario, Canada
Tuesday, April 22, 2014 - Part 33-2145-1
Super fast shipping, air filter works great. I was able to install it myself. My SUV has more power and I don't have to worry about the air filter now. Thanks.

D. Nicholas Penta
Seattle, Washington
Monday, March 17, 2014 - Part 33-2145-1
I always got a filter from the gas station. Your filter is great! What a difference in the proformance of my car which has 105,000 miles on it. I take care of my car and it is like new.

Dean W. Sawruk
New Jersey
Wednesday, November 20, 2013 - Part 33-2145-1
Great air filter in the K&N tradition. Looking forward to years of great function & service.

Jerry Phipps
Gainesville, Florida