Check this out.
While everyday driving flip the switch to the muffled position from inside the car. When at the track or when your on the street and you just want to awaken your sleeper, flip the switch to straight pipes!<ul><li><a href="http://www.dougsheaders.com/online_store/product_detail.cfm?id=216">http://www.dougsheaders.com/online_store/product_detail.cfm?id=216</a</li></ul>
You say that "You could connect the driver's side exhaust outlet without a muffler and then your muffled exhaust to the passenger side outlet."
You can't make it work like that with the stock cat-back or an after-market cat-back.
One large dia. tube feeds a muffler perpendicular to the pipe.
The muffler has two outputs, but they are both connected to the muffler.



