Finish the custom intake on your 2014-2019 Ram 1500 3.0L EcoDiesel with wide array of Silicone Couplers & Boots available. You�ll find straight, reducing, hump, and angled boots ranging from 45 to 90-degree bend to choose from. From 2� all the way up to 6� in diameter, you�ll find the coupler to fit your needs. These couplers are constructed with durable rubber or silicone and are reinforced for greater strength. With high-quality brands like PPE, Vibrant, Mishimoto, and Full Send, you�ll find what you need at XDP.