I just replaced part store units with magnaflows using coupon codes from Advance on a 30 over 440 non h pipe 2.5" deal and I'm very happy with the idle and cruise db levels. Loud when I want it, tame when it needs to be.

Follow my G3 Hemi Barracuda build on Youtube
https://www.youtube.com/watch?v=XSDAWczXoZw&list=PLTus_wQu8POADHEeJNJp2nr4NMHEyB9EK

2015 Tri-State Stock Super Stock Champion
2017 Monster Mopar Pro Winner
2018 Monster Mopar No Box Winner