Yeah my exhaust has got louder but i like that screamer is insanely loud ;) no I'm not mapped yet. Jam FCC and sard rrfpr will be mapped asoon as I can afford it just trying to get the afr's right for time being which is proving a bitch. It's a little laggy but not that bad then when it boosts my god dose it go to be hoists it feels more responsive than my ct9 set up