Car Air Conditioner Heater Core for AUDI A3 1J1819031A

  Product Features & Benefits • OE Precision Fit for Audi A3 Engineered to  specifications ( 1J1819031A) for direct replacement, ensuring quick installation without modification. • High Burst Pressure Resistance 0.2mm thick B-type tubes improve heat exchange efficiency; burst pressure ≥1.2 MPa ensures reliable performance under high pressure. • High-Density Louvered Fins 5mm high-density open-window louver fins with precise fin spacing deliver superior heat exchange performance. • Self-Developed Manufacturing Process Custom assembly workflow reduces defects; continuous nitrogen shielding brazing furnace ensures stable long-term product quality. • 100% Leak & Pressure Tested Every heater core undergoes rigorous pressure and leak tests before shipment to ensure reliable performance. • Corrosion Resistant Special anti-corrosion treatment protects against oxidation, salt, and harsh environments, extending product life. • Lightweight & Strong Design Optimized structure red…

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