Block Expansion Valve. A/C Expansion Valve. Warranty Type. Warranty Duration. 18-0436, 3411944, 39464, 4G0898967, T39464. Part Numbers. ADVANCE/CARQUEST PREMIUM HVAC, AUDI OE, AUTOZONE/4SEASONS - KIT, BASE HVAC, FACTORY AIR, FOUR SEASONS, GLOBAL PARTS, O'REILLY/MURRAY COMPRESSORS, RANSHU, VOLKSWAGEN OE.
