UK-POLOS.NET - THE VW Polo Forum

Id like to know if a power boost valve or a fuel pressure regualtor makes any difference to the GTI? I've heard so many different things about it, bad and good. Cheers

No. Its a bad product and a waste of your hard-earned and you should not even contemplate it!

Check this thread out - bstardchild knows his shizzle

Cheers