Your post wasn't *that* long.
Sorry I don't have an experience with the MS-8 drop-in unit for factory systems, but...
Originally Posted by Neltech
I have already Dynamatted the 2 front doors and have a bunch more to do the trunk and an other problematic areas.
I hope you plan to dynamat the back of your license plate too.
And even if you don't plan on driving speakers in the rear doors, I'd at least do a quick pass of some deadening on them anyways. If you really want to go insane, you can dyanmat the cabin's floor and roof, but that's way too much work for my tastes.
At least you got the front doors and plan to do the trunk.