My opinion is yes and yes. I was surprised how much low bass is present at 30Hz. or below. I'd say try at least one sub, you can always sell it, and if you buy used you won't lose $$ should decide it's not for you.
You must have a verified phone number and physical address in order to post in the Audiogon Forums. Please return to Audiogon.com and complete this step. If you have any questions please contact Support.