1995 prelude rear speakers.

Hi guys aint posted here before as i dont have a prelude...

But i am looking into getting some rear speakers as a gift for someone..



they have a 1995 prelude 2.2vtec...


I just wanted to know what size speakers are in the back and what size speakers can fit in.


Thanks in advance guys.

any 6.5" speakers. Pioneer, sony, etc.