Exhaust Size

[starletTandT]

Can anyone advise me on the size of exhaust i should use on my Micra with a starlet engine upgrades: Standard Exhaust that is ported with TD04 fuel regulator, Haltech Management.

The Micra has two 90 degree bend

should i use 2.5 exhaust or 2.25??????

I'm looking at running 12psi boost.



Thanks

 

[NORTHERNEP82]

In turbo applications, the biggest you can run is the best.

 

[EH@B]

try to get 2.5'' it the best i think
and dont think to get 3''
i have it and its make noise becuase it hitting in car body

 

[Dave.]

2.5" would be best imo mate

Dave

 

[Cornish-Glanza]

In turbo applications, the biggest you can run is the best.

errr no....

2.5" is the best for most, 3" if you're running big power.

 

[GTti]

2.5 then reduced to 2.25