You'll find the vast selection of Silicone Couplers & Boots you need to fabricate a custom intercooler tubing set up on your vehicle. These rubber or silicone boots offer greater longevity as they are reinforced for strength. From 2" all the way up to 6" in diameter, you'll find the coupler to fit your needs. You can find the coupler you need, whether you need a reducing, hump, straight, or angled boot with a 45 or 90 degree bend. PPE, Vibrant, Mishimoto, and Full Send are just a few of the top brands available from XDP.