This is an 5-inch ( fit 130mm TB) round coupler with a double bellow in the middle for flex. This was designed for Hellcat open airbox air filter and the Whipple 3.8 supercharger with 130mm throttle body but can fit any application a 5-inch coupler is needed. No finer core so will not work with forced induction before throttle body
What's in the package 1x 5-inch round coupler, DOSE NOT INCLUDE CLAMPS!
