12-16-2009, 10:50 AM
The area between the throttle body and MAF is at a very low vacuum, unlike past the throttle body / intake manifold. If I were to take a wild guess, I would say it is some sort of fuel vapor recovery system or some form of air cooling system for the injectors.
Why do people just post what they are thinking? Without thinking.
2012 Ford Mustang
1995 BMW 540i/A
1990 Eagle Talon TSI AWD
2012 Ford Mustang
1995 BMW 540i/A
1990 Eagle Talon TSI AWD

