Originally Posted by Stoo
Originally Posted by rapidcossie
have tried my car loads now with dv on and off and cant notice any improovement in running so its defo getting left on!
I know what you mean mate.My pal has a Stage 1 Saff and i told him to loose it but i drove it before AND after and there was no difference
But on my Turbo there is a massive difference
Strange one...?

cant explain but is a difference there