Any body tried ECS Vacuum-Actuated Exhaust Cutout Kit

drhodgie

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Rebuilding my exhaust and wondering if this would anything else but make a loud noise?
 

Markos

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Rebuilding my exhaust and wondering if this would anything else but make a loud noise?

It serves no functional purpose on an E9. Exhaust flow won't be your limiting factor, and you don't need to run a cat.
 
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