I put P5 seats (F&R) in my LX. I was very happy with the swap, even if it did look a bit odd. Yours should look fine with the Grey interior, mine was tan!
...and just because it's funny, SIX SEATER PROTEGE:
Foolish, you should get these leather seat covers: (headbang)
http://cgi.ebay.com/ebaymotors/Mazd...ryZ33702QQssPageNameZWDVWQQrdZ1QQcmdZViewItem
