because the ribs inside the duct are restrictive.
although you probably arent really flowing too much air to have a restriction.
Yea. I'm all stock. If I get the urge to actually mod this ill do something different. As for now I just did that to open it up to hear the s/c , which it did. And this gen V sounds way nicer than the 3 even with a crappy intake setup and stock pulley