【Size】Fit for 2.5 inch OD pipe. The inner diameter of male/female flange is 2.5 inch. Buy this product, you will get a 2.5 inch v band clamp + Male Flange + Female Flange. 【Material】High-quality 304 stainless steel clamp and and flanges, 420 stainless steel t-bolt, the 2.5 inch V-band clamp ensures exceptional durability and resistance to corrosion, providing long-lasting performance even in demanding conditions. 【How to Install】Step 1: Polishing the incision of the steel pipe; Step 2: Weld after inserting the male and female flanges at the incisions at both ends; Step 3: Tighten the screws after installing the V Band Clamp on the flange. 【Easy Disassembly】The turbo v band clamp offers seamless installation and removal, facilitating the setup and maintenance of intercooler systems and turbo components. Perfect for use with charge piping, intake pipes, and more. 【Wide Application】The V Band Clamp and Flanges are designed to meet a variety of needs, making it perfect for turbos, waste gates, blow-off valves, exhaust systems, and more. Great for racers and tuners.