VW MK4 IV Golf Jetta GTI GLI TT 1.8T Cast Aluminum Coolant Y-Flange 1J0121087E

*** IMPORTANT NOTE: Order processing can take up to 1-2 business days. Shipping timeframes start after the order processing has been completed. ***

This is a Cast Aluminum direct replacement for failure in the Coolant Y-Flange (1J0121087E) causing coolant leaks on 1.8T engines. Replace this plastic part with our Aluminum Cast parts for years of trouble-free use. We also sell all of the other Cast Aluminum replacement coolant flanges either as an Upgrade Kit (4 pcs.) or individually. Mates to the factory hoses for a perfect OEM fitment.


Parts are also available by individuals or as an Upgrade Kit.


Fits: 2000-2005 Mk4 Golf/Jetta 1.8T, 2000-2002 Audi TT


*Does not fit ANY New Beetles