PG Xenons are a roll of the dice - excellent SQ,Powerhorrid longevity,make sure you get a warrenty!
They say they made a bad batch,in reality they made most that way
and fixed the problem a year later - so if your amp doesnt have a 2005 build date theres a
good chance your in the high risk catagory - mine broke in 5 days,I made sure my dealer grabbed me a 2005 model to swap for me - which I have on my shelf now collecting dust
Xenons amps were made to compete with JLs line up - almost........