weakest link? what would you upgrade?

My system, speakers B&W 804S front center and rears, have two DM602 for 7.1 don't know if i will stay with seven channel...

pioneer elite 92txh receiver decoding and used for pre outs to...

anthem statement p5 amp.

sub is a paradigm signature 15A

room is 25 by 25 but half is used for home theater.

i love my projector so no worries there.

i run a play station 3 for my blu rays.

so ideas???? and reasons why.

thanks,
Bill

this is a home theater ONLY system, thus my post in hometheater.