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Discussion Starter #1
I'm not entirely sure where seafoam circulates throughout your engine/emissions. Would it be smarter to use seafoam BEFORE I installed my catch can? Or are the PCV breathers unaffected by seafoam?

Also, is it true that it's best to use seafoam right after an oil change?
 

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after a catch can. do ur catch can soon. the pcv is still going to let crap into ur engine, the catch can wont
 

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on a mk4 it dosent really matter from what ive come to the conclusion on .... i mean u dump 1/3 -1/2 of the can in the gas and suck up the rest of it thru this port on the manifold
 

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Discussion Starter #6
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