Originally Posted by Paul Ripley
I made 405bhp today
To be honest I think the reason I'm thinking GT30 is after today trip to and from the rolling road along side my mates skyline I realised it not actually that laggy and had a lot of fun giving it a good caining..
I think the problem is my everyday car E46 M3 is such a good road car you don't need to cain it to perform.
Also i've done to many trips in the esc with my family and being sensible it just doesn't suit it....
So I'm thinking lets go for it
Go external wastegate if you can