Coolant expansion tank cap for A3 Jetta and B4 Passat with engine codes AHU/1Z.
CRP, or Continental-Rein-Pentosin, has both an OEM arm and an OE-quality replacement parts division. Their catalog includes over 10,000 products, and they are the corporate entity that includes Rein, Pentosin, and Continental.
- Jetta TDI MkIII (A3 chassis) w/ AHU Engine (1997-1999)
- Passat TDI (B4 chassis) w/ AHU/1Z Engine (1996-1997)