Has anyone considered eliminating all the bends in the dual pipe construction and take a single 3" straight-pipe off the header to the back (without a muffer)? You could drop 45lbs off the stock exhaust and it seems like a less-restrictive logical flow.

 

and exhaust.

Matt

 

Take a look at notsorednwhitecooper's (Rick) exhaust

 

Also take a look at the 07 MCS.