Forge dump valve

[Vw nut]

Hi got a a4 b5 1.8t with a standard dump valve am upgrading the turbo injectors intercooler so what's people thoughts on a forge dump valve there not cheap are you just paying for the name or are they something I should have on a modified engine?

[Vw nut]

Anyone??

[Vw nut]

I have the 710n Bosch not on at the moment but I think it's the one from the tt