Right.....
I have now got the head unit fitted (not mounted but it is working so I finally have sound)
In my car there are 2 headrest speakers in each seat and they can be easily replaced however only with the right size, so I will order some from the company who makes them.
Now, to the doors - they are 16.5CM across
http://www.halfords.com/opd_product_...&type=0&cat=43
Those speakers fit if you drill a holl
See: http://www.mx5oc.co.uk/mx5forum/topic.asp?TOPIC_ID=3812
But, can you recommend any others which will give better audio? I can't stand tinny sound!