kicker 4" are shallow enough to not affect the ducting.

dunno about door speakers, 4 cyl trucks in canada don't have 'em.

I'm thinking about doing a 6.5"/4"/tweet setup in the front kicks and pillars and 5.25" for rear fill in the panty raider. the galant has GOOD sound quality but the raider sounds kinda <img src="/forums/images/graemlins/butwiggle.gif" alt="" />

'09 Acura TSX Tech Package
'05 Blazer (Company hauler)
Retired '88 Bada$$ edition Raider (now owned by shadowgear)