AC Autodesign very quiet and also came with a silencer, however if I had full catback done with this muffler, the silencer may be neccasary.
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2000 Black ZX3, automatic, WingsWest Body kit, Hella Headlight conversion, 18" TSW Hockenhiem R, Nitto NT450 215/35-18 tires, AEM intake, AC Autodesign Exhaust, Progress Springs, Autometer Gauge pod, Custom Silver and Red Graphics,Pioneer DEH-P7200 headunit, 2 12" kenwwod subs, Power Acoustic amplifier, Esslinger Underdrive Pulley.