timerloks Posted August 24, 2012 Share Posted August 24, 2012 I just got a stock manifold has a patch that says pgm fi on it ...and I'm thinking the one my car has is a aftermarket one cause it don't have a patch or anything on it ...wats better for my car peformance??? Link to comment Share on other sites More sharing options...
iheartmyprelude Posted September 5, 2012 Share Posted September 5, 2012 after market! they are ported and podded to make air flow more smooth and faster compared the stock intake which is not smooth and has grooves ;) gl with the project Link to comment Share on other sites More sharing options...
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