K&N Air Filter

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Originally Posted by rock88hard

I just installed this K&N air filter. It was really tough to push in. Is that normal? Also, I was a bit nervous about putting the included grease around the outer rubber, but I put a very small amount anyway.

Amazon.com: K&N 33-2773 High Performance Replacement Air Filter: Automotive

Yup, also make sure the filter doesn't have too much "filter oil" on it. For mine I just placed it on top of a towel and sprayed some air to rinse out all the excess oil on it.