Intercooler System W/Boost Tubes Large Aluminum 99.5-03 Ford 7.3L Banks Power3 inch mandrel bent high flow boost tubes. Eliminates restrictions for an 18 percent increase in flow, dramatically increasing the cooling capacity for massive continuous power; big aluminum end tanks won't burst like the plastic stock ones. Banks Techni Cooler Intercooler system includes mandrel bent 3 inch high flow boost tubes large, high efficiency all aluminum end tanks instead of the wimpy stock plastic ones that can rupture under high boost