K&N parts matching Donaldson P550521 oil filter

The Donaldson P550521 oil filter cross references with the K&N oil filter parts below. K&N offers compatible oil filters for many Donaldson oil filters giving you an alternative.
ProductPart NumberProduct Image 
K&N Oil Filter
  • High Flow Filter Media Designed to Improve Performance
  • Provides Outstanding Filtration
Mike M, Queens, New York
Awesome product. It was an exact fit for my 2006 Mercedes E Class.
Meng Lim, Fremont, California
It looks good! This is my first time installed and very easy.
Charles, San Fernando Valley, California
Amazing Product! Extremely fast delivery! This K&N oil filter element will add years of life to my car. No better price on the internet!
PS-7004 K&N PS-7004 Oil Filter
List Price: $13.99
Your Price: $11.99
K&N Oil Filter
  • High Flow Filter Media Designed to Improve Performance
  • Provides Outstanding Filtration
Jim A, Seattle, Washington
Fast shipping. Great filter.
Harold Fichter, Colorado Springs, Colorado
Easy install; works great.
Mark Nash, Texas
Fantastic all around service for using, first time, your company website. Everything was ordered, paid, shipped without problems
PS-7008 K&N PS-7008 Oil Filter
List Price: $11.09
Your Price: $8.99