Hajus Autoteile Diesel Return Line / Leak Oil Hose For Vauxhall Astra H/J, Meriva, Corsa 1.7 CDTi

If you've got a diesel Vauxhall with the 1.7 CDTi engine—think Astra H or J, Meriva, or Corsa—and you're smelling diesel or have a wet spot near the engine, the return line might be weeping.

This is the replacement leak oil hose (Rücklaufleitung) from Hajus Autoteile.

It's a common wear item on these engines.

This new hose replaces a bunch of OEM numbers including 5578366, 97376655, and 98134488.

The manufacturer part number is C127S1082.

It's the specific hose that carries excess fuel and oil from the injectors back to the tank.