I thought only one got dirty anyway. ![Laugh :laugh:](https://www.mk5golfgti.co.uk/forum/Smileys/newsmileys/laugh.gif)
That's correct, as its the one that faces the front cold feed in outside the car rather then other intakes taking hot air from the engine bay instead
![Tongue :P](https://www.mk5golfgti.co.uk/forum/Smileys/newsmileys/tongue.gif)
Forget surface areas and functionality.. That's just baloney
![Laugh :laugh:](https://www.mk5golfgti.co.uk/forum/Smileys/newsmileys/laugh.gif)
Back to you
![Popcorn & Soda :popcornsoda:](https://www.mk5golfgti.co.uk/forum/Smileys/newsmileys/Popcorn-nSoda.gif)