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Is after Market exhaust a must if u have Intake and Software

  • YES

    Votes: 14 93.3%
  • NO

    Votes: 1 6.7%
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Discussion Starter · #1 · (Edited)
After market exhaust Y or N, if u have....

Is after market Exhaust a good idea if u already have Software and Intake?
 

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Discussion Starter · #6 ·
doesn't it kill ur MPG?

Doesn't it kill ur MPG?
 
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