Black Aluminum Intercooler Pipe and Boot Kit by Mishimoto. Includes: 2 x 3.5in Polished Aluminum Intercooler Pipes, 4 Silicone Boots with DuraCore� Technology, 8 Constant Tension T-Bolt Clamps, 2 Aluminum Mishimoto M Logo Badges. Silicone Boots with DuraCore�: 2.72in & 3.50in, 2 x 3.50in, 3.00in & 3.50in. The Mishimoto intercooler piping is engineered to eliminate unnecessary bends, which results in increased airflow and power. The Mishimoto intercooler pipe kit includes DuraCore� boots and constant-tension T-bolt clamps.