stock muffler back on

[yooper1]

I think I am going to put my Stock muffler back on. I am running a Barker and it is soooo Damn load, I can take it anymore.
Think the sled will run fine? 08 RTX stage I MPI

 

[pro116]

A stage 1 you will have no issuse.

 

[mulot30th]

under 270hp its okay. past that, will become too restrictive

 

[quebecmoutainrider]

running mine at 14psi and no problems.Mulot30th..so if I run mine above 14 what willl happen..or is it just restrickting the flow..and thus loseing some hps..or will it damage something..