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Discussion Starter #1
im currently enjoying my boosted zx3. i have the jrsc+bbk with a race header,flex and exhaust.my car is kinda loud. i want it to be more of a sleeper.so should i just keep my setup and add a stealth muffler ?or get the svt header,orp and svt exhaust? i want the most hp with a quiet setup.
 

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what size pipe is it? i would just a quiet muffler if it a large diamiter pipe.
 

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Throw an extra resonator onto the exhaust and see if that tones it down a bit.
 

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Discussion Starter #4
2.5" pipe. does anyone know if the stealth muffler is good?
 

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Discussion Starter #5
and would a dyno tune be worth the money? about how much hp could i gain? and do i need some kind of software to dyno tune?
 
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