Mishimoto Nissan 240SX Silvia S13 SR20 X-Line Performance Aluminum Radiator, 1989-1994 - MMRAD-S13-89SRXPRODUCT FEATURES Premium radiator has 3 row core for improved strength and reliability. 16% thinner than stock tubes allow for more surface contact, increasing cooling efficiency. Greater density of rows for higher cooling capacity. More contact points for additional heat transfer. 3 row design creates more air turbulence, maximizing cooling efficiency. Includes magnetic drain plug Includes a 1. 3 Bar High Pressure Radiator Cap Lifetime warranty