Oversized Tube and Fin Core: This BladeRunner Street Series Radiator features a 2-3/4" thick tube and fin core which provides greater heat dissipation and better coolant flow than the factory radiator for optimum cooling efficiency. The fabricated end tanks are constructed out of 1/8" aluminum plates for strength and durability. Billet aluminum inlet and outlet for long-lasting reliability. 100% TIG-welded for proven strength and durability. BladeRunner Street Series Radiators include a brass drain valve with fitting to easily connect a hose for draining coolant. Utilizes the factory mounting locations to provide stability for a hassle-free installation. Brushed aluminum finish with an aFe POWER logo painted on the front. When it comes to engineering for power, performance, protection and value, aFe POWER is the only choice.