Squirrelly 1.75" Stainless Steel T-Bolt Clamp for 1.75 inch Silicone Turbo Intercooler Hose (4 Pack) Tired of your intercooler piping blowing off? Upgrade to these Heavy Duty Stainless Steel T-bolt Clamps and leave those old worm clamps in the dust. Our T Bolt clamps are made from heavy duty 304 stainless steel with rounded band edges to protect soft hose materials from cuts. These high quality T-Bolt Band Clamps provide high tensile strength, durability, and are corrosion resistance. These are the perfect choice for medium and high boost applications. Fits 42mm - 49mm.