Finish the custom intake or repair the existing one on your 1998.5-2002 Dodge 5.9L Diesel with the Intake Couplers & Elbows available. Manufactured out of rubber, silicone, or plastic, these couplers come in various sizes ranging from 3.5" all the way up to 6" diameter. Couplers are offered in reducing, 90-degree, hump, and straight for various needs. Find superior quality manufacturers such as Grand Rock, AFE, Fleece Performance, and Vibrant at XDP.