They help with imaging, crossed over around 7-8k(IIRC, as it's done in the passive crossovers that come with the kit) aimed to the middle of the windshield. Night and day difference between this and the infinity components that I originally installed. I was gonna flush mount them but lazy kicked in, and if not purposely pictured they don't really show up.^That's unique...tweeters way up on the A pillar...interestiing.