i was one if not the first to get the HFC
(im the reason they made them)
i had a weld crack but no big deal welded it back up
as for the cat part that has nothing to do
with jay they just used some aftermarket cats ..
04 SVT EAP #1131 -POWERWORKS-Torsen-Clutch Masters-Top Speed-Massive-Brembo-Fifteen52-Steeda-UNDER CONSTRUCTION
04 Kawasaki ZX6R