The New Vibrant Performance HD Clamp is the next step in the evolution of our popular suite of modular, flexible connectors ideal for turbo intake charge piping. The HD Clamp features: - Solid Billet 6061 Aluminum construction - Burst pressure rating of 800 PSI - Withstands up to 400 deg F - Up to 12 degrees of axial movement - Choice of Blue or Black Anodized finish The HD Clamp is currently available for use with 2.5", 3", 3.5", 4" and 5" OD tubing and are also backward compatible with existing Vibrant VanJen Weld Ferrules and Union Sleeves - an easy upgrade!