100% Made in the USA, Vacuum Brazed Cores Bell Intercoolers manufactures all of their intercooler cores right here in the USA. These high quality, high performance intercooler cores are pressure tested prior to shipping and come with a one year warranty against workmanship failures. Utilizes a bar and plate design for the highest efficiency and performance. High Performance, Simplified A well-designed Air-to-Air intercooler system represents the most cost efficient and reliable method of reducing intake charge temperatures. With no moving parts the Air-to-Air system provides essentially maintenance free reliability. Couple this with Bell Intercoolers engineering and design expertise and you have a proven method for harnessing the potential of your engine.