This is the 4 stud pattern wastegate in flange gasket for OE 1Z and AHU engines with KKK or Garrett GT-15. This should be fastened with new copper 13mm nuts, also available here.
Copper Pinch Nuts (+$3.75)
Select Vehicle to Check Fitment
- Jetta TDI MkIII (A3 chassis) w/ AHU Engine (1997-1999)
- Passat TDI (B4 chassis) w/ AHU/1Z Engine (1996-1997)