By replacing your current VW radiator with a Mishimoto performance aluminum radiator, you will notice a cooler more efficient running engine.All Mishimoto VW Golf performance aluminum radiators are dual pass, engineered to maximize cooling efficiency, protect your car from the overheating, and boost overall engine functions.With its lightweight dual core, 100% brazed aluminum, and polished tank ends installing a direct OEM fit Mishimoto radiator is effortless, no cutting or modification is required.All Mishimoto radiators come with a high pressure 1.3 bar Mishimoto radiator cap and a great warranty. Mishimoto Volkswagen Golf Performance Aluminum Dual Pass Radiator MMRAD-GLF-99 2000-2002 Audi TT 1.8 Liter 02J, 2000-2006 Audi TT Quattro 1.8 Liter 02M, 2004-2006 Audi TT Quattro 3.2 Liter 02M, 2000-2006 Volkswagen Golf 1.