The Kooks 2-1/2" female ball-and-socket exhaust connection is the female portion of a modular coupling system, supplied as a single 6" length of 2-1/2" O.D. 16ga 304 stainless steel tubing with a flared end and an included 2-bolt 3/8" laser-cut flange. Sold individually, it pairs with the mating male piece to form a removable exhaust joint and is manufactured from T304 stainless in the USA for reliable service in custom exhaust builds.
Kooks Universal 2 1/2in Ball and Socket