Find a wide array of Silicone Couplers & Boots to finish your custom intake on your 2014-2018 Jeep Grand Cherokee 3.0L EcoDiesel. These rubber or silicone boots offer greater longevity as they are reinforced for strength. To meet practically any need, a variety of couplers with straight, hump, reducing, and angled bends from 45 to 90 degrees are available. Sizes from 2� to 6� in diameter are available to fit the application for the boot you need. PPE, Vibrant, Mishimoto, and Full Send are just a few of the top brands available from XDP.