how to change them? Hello,
Well, I`m not English and that's why I don`t know what called are those tube in my Opel Zafira engine, can someone tell me that? I need name of them to search how I can change them.

http://a.imageshack.us/img825/4927/dsc02647c.jpg

I have problem with my Opel Zafira because that "tube" are broken and leaking. I need change them.
I bought new ones 4mm (Like old ones).
I Changed one "tube" but how I should change them who are going in engine to injection Nozzle . (Look in pic) I can rip away them, but I`m wondering how I can put in new ones?

Opel Zafira 2001 2l TDI
Sorry for my English
Thanks