Oil return flange long T3 / T4 / KKK / Airwerks Dash 12 - 150mm Return flange with extension and Dash 12 male thread, 150mm long for Garrett T-superchargers and big Garrett GT, as well as GT-R turbos and some KKK turbochargers This aluminum oil return flange for Garrett T-chargers and large Garrett GT, as well as GT-R turbos and some KKK turbochargers is CNC turned for a perfect fit. The cross section of the return hole is designed for the necessary return flow of the oil in the correct size. Material: Aluminium (EN AW 6061) Thread: Dash 12 / -12AN External thread Dimensions total (HxWxD): 160mm x 68mm x 27mm Hole spacing: 50mm Bore diameter: 9mm Diameter: 24mm Fits for: Garrett T-chargers or big GT (e.g. GT42) Garrett T3 Garrett T3/T4 Garrett GT32 Garrett T4, T04 Garrett GT40, GT42, GT45, GT47 Garrett GTX40, GTX42, GTX45, GTX47 Garrett GT4082 Garrett GT4088, GT4088R, GTX4088R Garrett GT4708, GT4708R Garrett GT4718, GT4788 Garrett GT40R, GT4088R Garrett GT40/42R, GT4042R, GT4094R, GTX4094R Garrett GT42, GT4294, GT4202, GT4294R, GT4202R, GTX4202R Garrett GT45R, GT4508R, GTX4508R Garrett GT47R, GT4780R, GT4708R Garrett GT47R, GT4788R, GT4718R BorgWarner AirWerks S200, S200SX BorgWarner AirWerks S300, S300SX3 BorgWarner AirWerks S400, S400SX3, S400SX4 BorgWarner AirWerks S500, S500SX BorgWarner AirWerks S510 some BorgWarner KKK turbochargers like K24 K26 K27 and Precision Turbo, Turbonetics, etc. What you should pay attention to: For the supply line, select at least a Dash 4 line. The oil return line must be at least Dash 10 or at least 16mm (inner diameter)!