Copper Oil Feed Restrictor AN4 Fitting M12 x1.0 Thread
Copper Turbo Oil Feed Restrictor Fitting for many Turbos, GT35, T25, T28, T3, T4, T6AN4 Fitting Size to Oil Line M12 x1.0 Thread to Turbo. Note: Different turbo has different oil inlet thread. This ONLY Fits M12 x1.0 Thread. Oil Fitting has built in Restrictor to supply proper oil pressure for the turbo which is critical for normal Turbo operation. without correct restrictor, Turbo oil seal might be blown and leaking oil.
