Add test pipes and be done with it. Only exhaust system i've heard thats anywhere near the noise level you want w/o TP's/HFC's is the Meistercraft.
__________________
2011 Mustang 5.0 | 3.55's | Lethal Performance off road H-Pipe | Magnaflow Muffler Delete | JLT CAI/Bama tuned 417whp/ 404 ft/lbs
|