Heater Core - VW Mk4 Golf & Jetta | 1J1819031B-NIS

Nissens heaters are designed, manufactured and tested to OE specifications. Nissens heater manufacturing and quality processes include a number of life tests, examined and tested by means of vibration, pressure impulse, thermal expansion, corrosion, and bursting to eliminate risk of leakage, insufficient heating performance or oil residues. Nissens heaters are thoroughly finished in every detail, fitting smoothly into the mounting cassette on HVAC module.

Features and Benefits:

• Optimized airflow with extra foam as applicable
• Strong mechanical stress resistance with high-quality plastics
• High heating performance with special turbulators inside heater core for up to 15% higher heating performance
• High thermal stress resistance with tank gaskets made from EPDM material
• High resistance to bursts, shrinkage and extreme temperatures under normal operating conditions
• Manufactured to OE standards in quality, performance and installation fit

OE Part #'s


1J1-819-031-B / 1J1819031 B / 1J1 819 031 B / 1J1819031B

1J1-819-031-A / 1J1819031 A / 1J1 819 031 A / 1J1819031A


MFR Part #   73921

⚠️CALIFORNIA WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

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