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Discussion Starter · #19 ·
Yea I need to keep the cats on. Mufflers are just for sound. The guys that's run the roush side exhaust and they straight pipe them but idk if they change it back when smog comes around or not
 

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Yea I need to keep the cats on. Mufflers are just for sound. The guys that's run the roush side exhaust and they straight pipe them but idk if they change it back when smog comes around or not
my friend got pulled over for his exhaust and he didn't have his mufflers on. The cop wrote him a ticket for not having them and made him go get them put on.
 
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