The centre strip is held on by three wingnuts which may be v tight. I used pliers to free them. It's pretty straight forward when you get your head in the passenger footwell and look up. There's a spring clip on the RH end of the trim panel. Prise this off with a taped-up flat driver blade.
Joseph Reno Tinkerer East Sussex '91, 2.5GT-T-L JZZ30-ACPZZ