Put them in the "A" pillars below ear level and, wrap them in matching speaker cloth.
This is the right way to a great soundstage. Anything else is second rate.
The vents are the wrong way to go.
133whp-126ftlbsTQ Eclipse CD8443,JBL Px300.4, JBL GTO7001, PPI 356cs, JBL p1022 in .95 cubes, RAAmat BXT, Damplifier Pro
Hatch Nation #140
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