Finish the custom intake or repair the existing one on your 2017-2022 Ford 6.7L Powerstroke with the Intake Couplers & Elbows available. Find a large selection of 90-degree, hump, straight, and reducing couplings. These couplers come in various sizes ranging from 3.5" all the way up to 6" diameter and are manufactured out of rubber, silicone, or plastic. XDP carries top manufacturers such as Fleece Performance, Vibrant, Grand Rock, and AFE.