Have you ever tried to build a custom air intake kit and discovered that you needed to weld a vacuum line fitting to the intake tube? It's not easy to do if you don't have the appropriate raw materials to do the job. Vibrant solves this problem with their Universal Aluminum Vacuum Line Fittings. Simply select the proper diameter aluminum fitting for your application, drill an appropriately sized hole into the tube and then just pop in the rubber grommet and aluminum fitting. It's a quick and easy fix for a common problem and requires no delicate aluminum welding.