TurboWorks intercoolers have excellent air flow. We guarantee very good durability and great cooling. They perfectly replace serial intercoolers, increasing the car's performance. Our intercoolers, as one of the few, have been tested above 10 bar. Core dimensions: 650x230x100 Inlet / Outlet: 2.5 "(63mm) Dedicated to Subaru Impreza WRX 02-06. TurboWorks intercoolers have an efficient COOL- core. TEC +, walls made of the highest quality polished aluminum. Other cores have less frequently arranged ribs, which results in poor cooling, while COOL-TEC + cores are made of more densely arranged ribs, which guarantees a significant improvement in cooling. In the photo below you can see how the new COOL core is built -TEC + TurboWorks intercoolers are characterized by excellent air flow. We guarantee very good durability and excellent cooling. They perfectly replace serial intercoolers, increasing the car's performance. Our intercoolers, as one of the few, have been tested above 10 bar. TurboWorks intercoolers have an efficient COOL-TEC + core, walls are made of with the highest quality Other cores have less frequently arranged fins, which results in poor cooling, while COOL-TEC + cores are made of more densely arranged fins, which guarantees a significant improvement in cooling. Impreza WRX 02-06 Core dimensions: 650x230x100 Inlet / Outlet: 2.5 "(63mm)