I think, that the Performance Intakes for the DI singletrhrotte / MFI singlethrottle should look more like this:
http://www.enginebasics.com/Engine%20Basics%20Root%20Folder/Images/Cold%20Air%20Intake.jpg
http://www.enginebasics.com/Engine%20Basics%20Root%20Folder/Images/Cold%20Air%20Intake.jpg
The reason they don’t look like that, is that its very rare that any factory car will use an open filter, as there are usually regulations against that. They’ll usually have big diameter pipes, shallow curves and bellmouth (trumpet) shaped intake ducts 