Loudest Exhaust Competition 2 - Whos the loudest?
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Sweet thunder on GTO
2005 Pontiac GTO
Sweet thunder exhaust on a 05 gto
I have 18 inch sweet thunder mufflers on with resonator delete and lingenfelter intake system
2005 GTO M6 18 inch Aluminized Sweet Thunder
2005 GTO M6 stock except for two 18 inch aluminized Sweet Thunder mufflers