Difference between NON SVT y-pipe vs SVT y-pipe

[petar_velichkov]

Is there any difference between svt and non svt y-pipe . I am installing headers on my mystique and i am going to optimize the y-pipe as well . Should I buy one from SVT or it doesnt really mattter?

Thanks

 

[blu_fuz]

Nothing.

 

[Texican]

what does it mean to Optimize the y pipe?

 

[troll96se]

remove the section of the ypipe that both pipes are crushed to fit in the same flange.