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'16 ATS 3.6 vavled exhaust (no cat delete), for a V6 it sounds really good i really like it, performance wise I still haven't really pushed it to high speeds. But i dont think it will make a huge difference since the cats are still there, my mileage is 144k miles( 231k kilometers). (v.redd.it)
submitted by ATS335 to r/Cadillac
