hey i just had my whole sound system redone this weekend in my v40. i have two 5 1/4inch eclipse speakers in the front doors and two of the same in the rear trunk panels. for the head unit i have a 7inch Jensen Flip-out LCD CD/DVD/Radio player. hopefully soon i'll get a pair of eclipse 12's subs to top it off. i'll post pics probably tomarro cause tonite im booked.