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K&N Air Filters Part #E-9178 Customer Reviews
1 Customer Review
Reviewed by Domineque J (Lancaster, CA) Reviewed for a 2010 Mercedes-Benz C-Class — Jun 06, 2008 7:18 PM
We now have K&N filters in 3 of our mercedes and they are absolutely the best filters you can buy There has been a noticeable gain in power and fuel efficiency in all of them the million mile warranty is amazing as well and these are great especially considering gas prices