EDITED Exhaust Frenzy
#1
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What are the best headers and exhaust system(including muffler) for the best HP and TQ? Also is dual better than Cat-back/? I want to know what parts will make the most HP and TQ
Thanks
Thanks
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#2
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What are the best headers and exhaust system(including muffler) for the best HP and TQ? Also is dual better than Cat-back/?
Thanks
Thanks
![Driving](https://ls1tech.com/forums/images/smilies/LS1Tech/gr_driving3.gif)
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#4
11 Second Club
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want to know what parts will make the most HP and TQ