hey guysi have a 08 i4 tiburon. i wanted a differnt sound so i went to a place and they basically put two new mangaflow mufflers on it with new tips and it sounds nice and deep but only lower then 3 rpms. How can i get it to sound nice about 3 rpms? CAI? Repiping the stock pipes? idk can anyone help me please i just want my car to sound nice
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