If you don't want done, don't cut out resonators. It doesn't bother me. I just downshift when it drones or turn the music up! Not sure about the magnaflow. Check out the solo exhaust, I took a ride in a Jeep with one. Very little drone if any and sounded great. Affordable too.
2008 Jeep GCSRT8 Procharger D1 SHR Viking and FTI 3200 stall
R1 rotors and stop techs, reso-delete,
Electric exhaust cuts outs
and tuned by Datoona!!!!