TKI and others make bolt on rails like the axys / pro had. To use whichever accessories you already had
or the LINQ system from doo.
we had the similar or the same problem in revy as well, took dodge 6 months to figure it out. The exhaust brake was continually cycling and would not build much boost, high egts. Ended up being a corroded plug, after the deletes (even though it was wrapped in ziplock and dielectric grease) Hope...