3" 4 Bolt To 3" V Band Adaptor Turbo Exhaust Flange T3 GT3582 GT35 Cast Flange Adaptor<br> Extremely strong casting<br> 3" inner center on 4 bolt side<br> 3" inner center on V-band side<br> 3.25" outside diameter V-band flange ( must be use with 3" V-band clamp and adapter)<br> can also use it as 3" V-band to 3" 4 bolt adapter<br> 3" 4 bolt to 3" V-band conversion flange turbo adaptor (CAST)<br> These adapters allow easy transition from the GT 4-bolt discharge on GT housings to industry standard 3" V-Band. 4-<br> Bolt to V-Band adapters make installing and removing a from a turbo a cinch.<br> Now all you need to do to install/remove is simply remove a single V-band Clamp.<br> Specification:<br> Itenm Name: 4-Bolt to V-Band adapter<br> Application For T25/T28,T3 T4 Turbocharge Flange<br> Package Includes:<br> 1 Piece 4-Bolt to V-Band adapter