The Britania Birmingham Radiator that made mad noises
loud noises from sub box..... power: yamaha p3500s, running bridged, ~2000 watts on tap driver: tc sounds 12" tc-9 passives: (2) 15" ...
The radiator is making hissing noises. 
@ its hard to say, there are certain noises or how it drives that can give you a general idea whats wrong other than the radiator
Me:'Katie, my stomach keeps making weird noises' Katie:'Thats you!? I though it was the radiator' hahaha @
radiator starts making noises and u get happy, but then u realize it was just teasing you! 
My radiator is making some rather unhealthy noises..