Get the Intake Couplers & Elbows you need to finish the custom intake or repair your existing intake on your 2014-2018 Jeep Grand Cherokee 3.0L EcoDiesel. Manufactured out of rubber, silicone, or plastic, these couplers come in various sizes ranging from 3.5" all the way up to 6" diameter. Available in straight, reducing, 90-degree, and hump couplings. Get high-quality brands like Vibrant, Grand Rock, AFE, and Fleece Performance at XDP.