Best 300 mph car tunes

[Lamborgboy]

Anybody know of the best tunes for cars to go over 300 mph with?

 

[Steve Causier]

Depends on which car you want to tune !
Different cars use different tunes, (obviously)

 

[fresh11]

I have one or to cars that can go 300 plus no now,no draft or no hill if u want my tune just ask

 

[Steve Causier]

Would like one for a Caddy Cien if you have one ?
Many thanks in advance.

 

[Damo The Don]

Prob better off looking in the drag fag section pal , prob millions of top speed tunes on there ?