High-powered turbocharged vehicles need an air-charge system that can handle the demands of extreme heat and pressure. Failing clamps and blown boots are aggravating problems that can result in the end to a day at the drag strip or a delayed weekend trip. Mishimoto constant tension t-bolt clamps are constructed of 100% stainless steel and provide the reliability and durability you need to keep your vehicle on the road and out of the shop. These clamps are spring loaded to provide strong and consistent holding power. Mishimoto engineered these heavy-duty clamps to compensate for thermal expansion and to provide peace of mind for even the most extreme pressures. The Mishimoto constant tension t-bolt clamps are available in a variety of sizes from 2.5″ to 4″. These clamps feature an etched M logo and are backed by our Lifetime Warranty.