Torque Solution Offset/Port Matched Oil Drain Flange - -10AN for T3/T4 PTE, Borg Warner, Turbonetics, CompTorque Solution Offset Port Matched Oil Drain Flange Applications: 10AN Flare for T3 T4 PTE, Borg Warner, Turbonetics, Comp Torque Solution Offset Port Matched Oil Drain Flange is designed to give you extra clearance from the compressor housing making for an easier install on T3 T4 PTE, Borg Warner, Turbonetics, Comp, etc turbos. Made from CNC 6061 billet aluminum and integrated with a 10AN flare fitting. The bottom of the flange is also port matched