The loudest set up possible would be long tube headers to offroad H-pipe to one chamber flows, turned down. But to do that, youd have to forget about the side exit thing. That combo rumbles buildings. You can feel that loudness. We're talking loud, here. I mean it...
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Black 2000 GT
Magnaflow mufflers, K&N
Steeda springs, subs, strut tower, CC plates