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K&N 33-2497 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   10 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®
The K&N 33-2497 Air Filter fits some Buick Regal, Chevrolet Impala, and Chevrolet Malibu models. See vehicle applications link for details.
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 Amount1.66 oz (49 ml)
Height1.25 in (32 mm)
Outside Length11.25 in (286 mm)
Outside Width9.875 in (251 mm)
Package Contents1 Air Filter
Package Quantity1
Product Box Height11.56 in (294 mm)
Product Box Length10.44 in (265 mm)
Product Box Width1.75 in (44 mm)
Product StylePanel Air Filter
Weight1.3 lb (0.6 kg)

K&N 33-2497 Air Filter Product Reviews

Thursday, November 10, 2016 - Part 33-2497
Great product. Gets us a few more miles per gallon.

Joseph Summers
Woodlawn, Maryland
Friday, November 4, 2016 - Part 33-2497
Great gas mileage on first long distance trip, after installation of this air filter.

Gregory Myerchin
Sioux City, Iowa
Wednesday, August 17, 2016 - Part 33-2497
Changing this filter was easy and for my 2.0t, runs even harder now with a lot more air coming in.

David Kemp
Sacramento, California
Thursday, March 24, 2016 - Part 33-2497
Always used K&N products in all my vehicles for 18 years now. Just an all around great product and I will always continue to use them.

New Jersey
Monday, March 7, 2016 - Part 33-2497
No issues with this air filter. It went in easy. The previous air filter was dirty. This made a big improvement. Of course this one was clean.

Timothy H Smith
Lees Summit, Missouri
Monday, January 25, 2016 - Part 33-2497
I have always loved your products - the air filter works 'cherry'.

Dennis Morgan
Albuquerque, New Mexico
Friday, September 11, 2015 - Part 33-2497
Enjoying the increased performance and uptick in fuel economy. Ordering was easy, the product came quickly.

Bryan Engelbrecht
Cantrall, Illinois