Took about a 4 mile spin, and I did notice it seemed to run a bit better

 

Even if there's no preformance gain it's a better quality filter, even bought one for my F-150

 

Good! I'm thinking about tossing my original SE filter (grey one) and installing k&amp\\;n already (going for the full stage 1 upgrade by the end of the month).

I'm surprised you noticed the difference (because you already had your ac/ kit installed) but in any case scenario K&amp\\;N is always better not only for it's capacity to breath more but also because it last forever.

I got k&amp\\;n in all my cars as well, they worth the buck.



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Well, the one I took out was quite dirty, prob the main reason I could notice a diff