Find the Intake Couplers & Elbows you need to complete or repair the cold air intake system on your 2020 Chevy/GMC 3.0L Duramax. Available in straight, reducing, 90-degree, and hump 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. Get high-quality brands like Vibrant, Grand Rock, AFE, and Fleece Performance at XDP.
