K&N filters...yay or nay? (from a filtration standpoint)

Originally Posted by Nick911sc So what's the difference between the Cosworth's and K&N's? Cosworth is disposale (you have to buy new one's at regular service intervals). I think K&N flows

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K&N filters...yay or nay? (from a filtration standpoint)

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02-29-2012, 04:53 PM

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ImportConvert

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Quote:

Originally Posted by Nick911sc

So what's the difference between the Cosworth's and K&N's?

Cosworth is disposale (you have to buy new one's at regular service intervals).

I think K&N flows more than 10% over OEM.

The K&N and Cosworth both claim around 98% (K&N states 96-99% is what their filters normally test, obviously variance exists).

K&N Air Filter Efficiency Testing

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