Haha, you beat me to this. I was going to eventually tackle gutting the stock muffler until I achieved the same sound as the washer mod. Gutted the stock muffler on the Evo, and that actually produced 5-10 WHP!
Quote:
Originally Posted by Zsteve
I would think that if you dont run a pipe for it then the air will just bounce around inside and you will still get some restriction from it and the flow inside would be all jumbled. But dont quote me on that.
|
There will be a bit of turbulence, but exhaust flow takes the path of least resistance, so it really won't matter much to overall flow.