[AJules]

Originally Posted by irondiezl3

there are tests and even some competitors show in their own studies how kandn hs that slight edge in higher air flow using same technology nd material. i dont get it. is it really worth the extra fifteen bucks to buy the identicle product for that edge of airflow it supposably gives u over competitors identicle filter?

no

http://home.stny.rr.com/jbplock/ISO5011/SPICER.htm