K&N 33-2278 Air Filter

Replacement Filters / Replacement Air Filter
Rating Star 1 Rating Star 2 Rating Star 3 Rating Star 4 Rating Star 5     7 Customer Reviews
$52.99 USD
In Stock & Ready to Ship!   Free Ground Shipping!
Find a Dealer

Product Overview

  • 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 33-2278 Air Filter fits some FAW Pentium B50, FAW Pentium B70, Mazda 6, Mazda Atenza, Mazda Faw.M 6, Mazda Faw.M Ruiyi, and Mazda MPV 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]
Air Filter ShapePanel
Filter MaterialCotton Gauze
Height1 in (25 mm)
Outside Length12.625 in (321 mm)
Outside Width6.875 in (175 mm)
Package Contents1 Air Filter
Package Quantity1
Warranty1,000,000 Miles/10 Year
Product StylePanel Air Filter
Weight1 lb (0.4 kg)
Filter Re-Oiling Amount1.17 oz (34 ml)
Product Box Height1.75 in (44 mm)
Product Box Length13.56 in (345 mm)
Product Box Width7.72 in (196 mm)
WARNING: Cancer and reproductive

K&N 33-2278 Air Filter Product Reviews

Monday, March 5, 2018 - Part 33-2278
I have noticed a slight improvement, which is good.

House Of Fraser Transport Dept / Alan Henson
Wellingborough, United Kingdom
Monday, December 4, 2017 - Part 33-2278
Have K&N filters in everything I own, great products, always feel a difference.

Josh Goldberg
New Paltz, New York
Thursday, February 23, 2017 - Part 33-2278
I've been buying these filters for years and notice an improvement every time. Thanks guys

Fergus Mitchell
Exeter, United Kingdom