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Discussion Starter · #1 ·
Have anyone tryed a new aftermarket catalytic converter when installing a duel exhaust system?
 

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I have 2 high-flow cats on mine... I hear that it is actually good to have them with dual exhaust because it creates a little back pressure that you will need for performance... I haven't had a problem with them at all and I need to meet the regulations to get it inspected
 
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