The Granatelli 3.5" V-band flat flange with clamp fits 89mm tubing and is supplied ready for installation. This larger flat flange offers a low-profile mating surface for substantial exhaust runs and includes the V-band clamp required to secure the joint. It's intended for custom or replacement work where a dependable, reusable clamp-style connection is needed on larger-diameter piping.
Granatelli 3.5in Flat Flanges w/V-Band Clamp