Timing is everything
! Just posted on your other CC Owners thread - I commented that 'third time is the charm'....
Scrolling down I find this thread, and heck - you said the same thing
I installed the 5050XL (Or something like that, which is basically their 5" model.
Not real up on your specific CC with the 8.3, but unless you have an interference problem from size, or a few elbows/pipes that choke down below say 4 1/2" - I'd see if a Aero Turbine 5050XL will fit in your coach
04 Allure ISL370(400 Flashed)