Quote:
Originally Posted by Slickrick51586
The reason they route it back into your intake is because the positive air pressure that brings oil with it has already been metered by your ecu. Venting to atmosphere or even seperating it with a catch can means that the ecu dosen't have the exact amount of metered air at any given time (pressure drop from catch can)...
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So are you saying that a catch can could reduce performance?