AN10 Oil drain / return flange suitable for Turbo:  
GT/T17/T20/T25/T28/T30/T35 
GT15 GT25R GT28R GT30R GT35R

T6061 Billet Aluminum, CNC Machined
Center Hole threaded for AN10 fittings
Bore Size (mm): 38-46
 
Kit Included:
1 x AN-10 Oil drain Flange
1 x Oil drain gasket
2 x M8x1.25mm bolts