Product Specifications- Cap Depth: 1"
- Filler Neck Outside Diameter: 1.78"
- OE Part Number: 171121321D, 171121321, 171121321C, 443121321, 171121321J
- Pressure: 20 psi
- Shell Diameter: 2.27"
- Type: Closed System
- UPC: 033342001251
- Part Description: Volkswagen Cabriolet Engine Coolant Radiator Cap
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