![Does anyone know what this hose is and what it does? Car is a 2001 VW Golf GTI 1.8t awd engine, thank you : r/EngineBuilding Does anyone know what this hose is and what it does? Car is a 2001 VW Golf GTI 1.8t awd engine, thank you : r/EngineBuilding](https://i.redd.it/qr9gd233z4q21.jpg)
Does anyone know what this hose is and what it does? Car is a 2001 VW Golf GTI 1.8t awd engine, thank you : r/EngineBuilding
![Please help! 2003 Audi TT 1.8T, what is the name of this part/hose connector? Thank you! : r/AudiTT_Mk1_Mk2_Mk3 Please help! 2003 Audi TT 1.8T, what is the name of this part/hose connector? Thank you! : r/AudiTT_Mk1_Mk2_Mk3](https://i.redd.it/88vzhpgwrez91.jpg)
Please help! 2003 Audi TT 1.8T, what is the name of this part/hose connector? Thank you! : r/AudiTT_Mk1_Mk2_Mk3
![The TT Gallery | The largest Audi TT Gallery on the Web, with Audi TT Pictures, Audi TT Wallpapers, etc The TT Gallery | The largest Audi TT Gallery on the Web, with Audi TT Pictures, Audi TT Wallpapers, etc](https://images15.fotki.com/v1669/photos/2/282664/1018713/pcvboostvi-vi.jpg)
The TT Gallery | The largest Audi TT Gallery on the Web, with Audi TT Pictures, Audi TT Wallpapers, etc
![Mysterious separated vacuum hose...PICS...2001 A4 1.8T - Audi Forum - Audi Forums for the A4, S4, TT, A3, A6 and more! Mysterious separated vacuum hose...PICS...2001 A4 1.8T - Audi Forum - Audi Forums for the A4, S4, TT, A3, A6 and more!](https://www.audiforum.ca/attachments/a4-b5-typ-8d-1994%962001-75/7854d1339640503-mysterious-separated-vacuum-hose-pics-2001-a4-1-8t-img-20120613-00030.jpg)