Pig9r
Living Legend
Jamie's comparision is not apples to apples, he also changed out cams and pistons, which would be much more likely to cause issues.
The only negative I have found with both K&N's and Uni-Filters that bolt on to the throttle bodies, is that at certain RPM's they will whistle a bit.
The only negative I have found with both K&N's and Uni-Filters that bolt on to the throttle bodies, is that at certain RPM's they will whistle a bit.