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K&N 33-2181 Air Filter

Replacement Filters / Replacement Air Filter
Rating Star 1 Rating Star 2 Rating Star 3 Rating Star 4 Rating Star 5     78 Customer Reviews
33-2181
$52.99 USD
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Product Overview

  • Designed to increase horsepower
  • Washable, reusable, and engineered to last for the life of your vehicle
  • Designed to provide high airflow and exceptional filtration
  • Engineered to fit easily into your factory air box
  • 10-Year/Million Mile Limited Warranty
  • Only needs cleaning every 50,000 miles under normal highway driving conditions
  • Emissions legal in all 50 States
  • Will not void vehicle warranty
K&N® washable, reusable High-Flow Air Filters™ feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle, and backed by K&N’s 10-Year/Million Mile Limited Warranty. K&N drop-in replacement filters are designed to install easily into your factory air box. Upgrade today and start enjoying superior airflow and superior performance from K&N’s most popular product!

[More Information on K&N Replacement Air Filters]
Air Filter ShapePanel
Filter MaterialCotton Gauze
WashableYes
Height1.25 in (32 mm)
Outside Length13.688 in (348 mm)
Outside Width5.188 in (132 mm)
Package Contents1 Air Filter
Package Quantity1
Warranty1,000,000 Miles/10 Year
Product StylePanel Air Filter
Weight0.9 lb (0.4 kg)
Filter Re-Oiling Amount1.21 oz (36 ml)
Product Box Height1.75 in (44 mm)
Product Box Length17.19 in (437 mm)
Product Box Width8.31 in (211 mm)
WARNING: Cancer and reproductive harm--www.P65warnings.ca.gov

K&N 33-2181 Air Filter Product Reviews

Thursday, April 25, 2019 - Part 33-2181
I have had K&N air filters on all my vehicles since 1997. If K&N can get an air filter for my1994 Jaguar XJ-S that would be the best always 5 stars. Simply the best.

John Lowney
Chandler, Arizona
Tuesday, November 20, 2018 - Part 33-2181
It's a K&N Filter. Fits great, performs as advertised and lasts the life of the vehicle...how can you NOT get one?

Jean-Pierre Bouchard
Grafton, Massachusetts
Monday, November 5, 2018 - Part 33-2181
Perfect fit. Better response but cant tell any HP gains.

Jon Holloway
Campbell, California