VW TDI injector line set. If you are working on your 1.9 TDI (AHU/1Z) equipped vehicle and notice leaks coming from your injector lines; replace them all in one shot with this all steel set.
After installing your VW TDI injector line set use a can of diesel purge to clean out your injector nozzles. Stanadyne fuel conditioner is formulated to keep the internals of the injection pump lubricated, and protect the fuel system in all weather conditions. You should keep a bottle in the trunk of your car to put in your tank during every fill up.