Oil Line Fitting kit An10 AN4 For Toyota Supra 1JZGTE 2JZGTE Single Turbo Oil Line kit for Toyota Supra 1JZGTE 2JZGTE Single Turbo . This kit is to fit Turbo oil Line/Fitting for 1JZ/2JZ Twin Turbo to Single Turbo Conversion. Factory 1JZ or 2JZ-GTE is twin turbo, Many 1JZ or 2JZ-GTE Single Turbo Conversions Need to change the oil line setup and this kit is exactly what it is needed for Single turbo application. 1x AN10 Aluminum Oil drain return Flange that bolts to the Block , 1x AN10 Aluminum Oil drain return Flange that bolts to Turbo ( 2-Hole-Centerline Distance=51mm or 2") works for many turbos. 1 x AN10 Straight Fitting. 1 x AN10 90 Degree Fitting 1x AN4 Aluminum Oil feed Flange (with Oil Restrictor Built in) that bolts to the Turbo (2-Hole-Centerline Distance=38mm or 1.5") works for many turbos. 1x AN10 Braided Oil drain return Line 1x AN4 Aluminum Oil Feed Flange that bolts to the Block (one of the 2 Factory Twin Turbo oil feeds, supplys oil to Turbo). 1x Cap Bolt that bolts to the Block (seals one of the 2 Factory Twin Turbo oil feeds) , 1x AN4 Braided Oil Feed Line. Female AN4 on both ends. with 90 Degree Elbow Connector.