How to Clean an Oiled K&N Engine Air Filter
Video tutorial on how to clean a K&N air filter. These are an oiled air filter and a similar procedure can most likely be applied to other reusable oiled air filters. This came on my truck as it has a custom intake. I won’t be applying new oil as I have found the filter to have a small wear hole, so it will be replaced with a non-oiled filter instead.