Get the Intake Couplers & Elbows you need to finish the custom intake or repair your existing intake on your 2000-2021 Mercedes Sprinter 2.7L/3.0L Diesel. Manufactured out of rubber, silicone, or plastic, these couplers come in various sizes ranging from 3.5" all the way up to 6" diameter. Find a large selection of 90-degree, hump, straight, and reducing couplings. XDP carries top manufacturers such as Fleece Performance, Vibrant, Grand Rock, and AFE.