I would think the Hsu Vtf 3mk2 would certainly outperform the Svs pci 25 31.It is also a bit more $$$$ than the Svs too.I would expect the Hsu Vtf 2mk2 to be at the same performance level of that particular Svs sub.The Vtf Mk 2 is bit cheaper too.

Rick


"A fear of weapons is a sign of retarded sexual and emotional maturity." Sigmund Freud