Center Hole threaded for AN10 fittings. Will fit Most AN10 GT28/GT30/ GT35/GT40/GT55/T25/T28/T30/T35. Size: AN10. Turbo Adapter Flange T25 T28 GT25 GT28 V Band Turbo Outlet 8 Bolt to 3″ 76mm. 2.5" 63mm V- band Clamp Flange Turbo Down Pipe Adapter Fit For T25 T28 GT25 GT28.
