You'll find the vast selection of Silicone Couplers & Boots you need to fabricate a custom intercooler tubing set up on your 1982-2000 Chevy/GMC 6.2L/6.5L Diesel. Straight, hump, reducing, and angled couplers ranging in 45 to 90 degree bends are available to fit almost any need. For increased strength, these silicone or rubber boots are reinforced to deliver a long service life. You can find couplers ranging in size from 2" all the way up to 6" diameter. PPE, Vibrant, Mishimoto, and Full Send are just a few of the top brands available from XDP.