Originally Posted by ZIPPY
I've used 17748, the 2.5" version on my 2005 5.7 Hemi Magnum.

*It's important to differentiate between the short case one that usually drones, and the long 20" case model that usually doesn't.



That was my line of thinking , I was going to try to fit the 20" case muffler in place of the short case to see if it was the case.

running up my post count some more .