If you have ever been curious about the effects of using K&N air filters on your engine, wonder no longer! We're unveiling the results of our K&N air filter challenge.

By testing the filters against real-world use and contaminants, we were able to uncover the truth about whether or not K&N air filters allow contaminants into your engine. In the end, we learned a lot about the effects of air filters on engines, and we hope you do too!

K&N Air Filter Test!
   • K&N Air Filter Challenge | Unveiling ...  

DownShifting Merch Shop!
https://downshifting76.myspreadshop.com/

Rubbermaid Roughneck Square Bucket, 15-Quart
https://amzn.to/3KgXB0K

K&N Heavy Duty Air Filter Cleaner and Degreaser: Power Kleen; 1 Gallon
https://amzn.to/3KdsOC9

K&N Air Filter Oil: 1 Gallon
https://amzn.to/3OvzgqA

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