Manufacturer Part Number: 7858523
Test Cap No. 23 allows for easy testing for leakage in aradiator system and quick change of coolant.This unit is suitable for late model Audi, Volkswagen &Porsche vehicles.
Attention CA Residents: Prop 65 Warning
This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov