Find the Intake Couplers & Elbows you need to complete or repair the cold air intake system on your 2005-2006 Jeep Liberty 2.8L CRD. Find a large selection of 90-degree, hump, straight, and reducing couplings. Manufactured out of rubber, silicone, or plastic, these couplers come in various sizes ranging from 3.5" all the way up to 6" diameter. Get high-quality brands like Vibrant, Grand Rock, AFE, and Fleece Performance at XDP.