Ok, so I just listened to some YT clips of the FI exhaust with the FI resonated test pipes and there is definitely a hiss. I didn't hear it on the ART clips. So how bad is that hiss in person and am I just not hearing it on the ART's or is it that it just doesn't hiss?
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09 Sport / MB / 6sd / Nismo"R" Intake / Eibach Pro Kit / Z1 25 row cooler / JWT LW FW / New Short Block 3/11/11 /H&R 15fr 20rr/DBA 4000/FI CB with 12"res./Morel/JL/"Division"mod/SPC/EcuTek/M370/ZEX C SHOT/ART's/NRG
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