4" exhaustsystem doubt?

[CarlosPTR210]

Hi guys, I want to upgrade the exhaust system from 3” to 4” of my MKIII supra, do will get some benefit?

by the way, if think that will be a good upgrade, wich mouffler will be the best option for the 4"

tks and regards.

Engine info

7MGTE
Turbo garret G35R
Auto tranny
Lex with 550 injectors
NOS system

Tks

 

[gaboonviper85]

For your current setup it's very much overkill. When you start hitting 5-600 hp then consider bigger exhaust;-)

 

[aloshan]

you probably will have trouble controlling boost unless you are making massive amounts of power. just stick with your 3' , it should be more then adequate..

http://www.nsxprime.com/FAQ/Miscellaneous/exhausttheory.htm

 

[CarlosPTR210]

you probably will have trouble controlling boost unless you are making massive amounts of power. just stick with your 3' , it should be more then adequate..

http://www.nsxprime.com/FAQ/Miscellaneous/exhausttheory.htm

nice info tks, by the way, also i want a quick turbo spool, so what do you think if change it to 3 1/2"?

tks