Perfect Fit for Nissan/Infiniti Vehicles: This Radiator Drain Plug (Part Number 21440-50Y00) offers guaranteed compatibility with a wide range of models including the GT-R, Altima, Frontier, LEAF, and many others.
Optimal Cooling System Performance: Known also as the Radiator Assembly Drain Plug or Cock-Water Drain, this plug with its M10 x 1.25 thread size and specific dimensions ensures a tight, leak-free seal for effective engine cooling.
Direct Replacement, Easy Installation: Featuring a screw mount fastener type and made from durable nylon/plastic, this plug is a direct replacement, simplifying maintenance.
Replaces Nissan 21440-50Y00, 2144050Y00. Meet or Exceed OEM Specification. Direct Fitment