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E-0661
$52.99 USD
MSRP $81.99 35.4% Off
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K&N E-0661 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   3 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 E-0661 Air Filter fits some Mercedes-Benz A45 AMG, Mercedes-Benz CLA45 AMG, and Mercedes-Benz GLA45 AMG 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 ShapeRound Straight
Filter MaterialCotton Gauze
Filter Re-Oiling Amount1.5 oz (44 ml)
Flanges1
Height6.75 in (171 mm)
Inner WireNo
Inside Diameter3.063 in (78 mm)
Outside Diameter5.625 in (143 mm)
Package Contents1 Air Filter
Package Quantity1
Product Box Height7.75 in (197 mm)
Product Box Length6.81 in (173 mm)
Product Box Width6.81 in (173 mm)
Product StyleRound Air Filter
Top MaterialNone
Top StyleRubber
Weight1.4 lb (0.6 kg)

K&N E-0661 Air Filter Product Reviews

Sunday, December 13, 2015 - Part E-0661
Excellent fit and very good product gives the car a bit more grunt.

Stuart Jones
United Kingdom
Thursday, February 5, 2015 - Part E-0661
Fast response and a very good product that works well with my engine.

DennisRobbins
New Jersey
Monday, December 29, 2014 - Part E-0661
I use K&N Filters in all of my cars / bikes and have experienced a significant improvement in filtration (on and off road) and power increase (measured on our in-house Dynojet DYNO). Keep up the good work. Thanks.

Piet van Zyl
Klerksdorp, South Africa