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KRatcliff · 05-07-2012, 10:23 AM

You are right. That is silly. I have a single layer K&N filter that I run on my car and it slows it down a little. But it makes me smile when I am driving through the dusty pits in Div 4.

05-07-2012, 10:23 AM	#5
KRatcliff Senior Member Join Date: Sep 2011 Posts: 766 Likes: 75 Liked 524 Times in 141 Posts	Re: air cleaner legality question You are right. That is silly. I have a single layer K&N filter that I run on my car and it slows it down a little. But it makes me smile when I am driving through the dusty pits in Div 4.