Feature:1. Replacing OEM numbers for reference: 17117521071, 17117639020.2. This radiator cap fit for 320I XDRIVE 2.0L 1997CC 122CU. IN. L4 GAS DOHC TURBOCHARGED BASE SEDAN 4DOOR 2017.3. Built to stringent OE specifications by an OE manufacturer and is 100% factory tested.4. Easy and simple to install, can directly replace the broken or shabby one.5. Precise manufacturing ensures stable performance and long service life.Specification:Condition: 100% Brand NewItem Type: Coolant Expansion Tank Cap Material: PlasticColor: As Pictures ShownFitment Type: Direct Replacement Pressure: 1.4barOEM: 17117521071, 17117639020Fitment:2017 fit for 320I XDRIVE2.0L 1997CC 122CU. IN. L4 GAS DOHC TURBOCHARGEDBASE SEDAN 4-DOOR2017 fit for 328D2.0L 1995CC 122CU. IN. L4 DIESEL DOHC TURBOCHARGEDBASE SEDAN 4-DOOR2017 fit for 328D XDRIVE2.0L 1995CC 122CU. IN. L4 DIESEL DOHC TURBOCHARGEDBASE SEDAN 4-DOOR2017 fit for 340I3.0L 2998CC L6 GAS DOHC TURBOCHARGEDBASE SEDAN 4-DOOR2017 fit for 340I3.0L 2998CC 183CU. IN. L6 GAS DOHC TURBOCHARGEDM SPORT SEDAN 4-DOOR2017 fit for 340I XDRIVE3.0L 2998CC L6 GAS DOHC TURBOCHARGEDBASE SEDAN 4-DOOR2017 fit for 640I3.0L 2979CC L6 GAS DOHC TURBOCHARGEDBASE CONVERTIBLE 2-DOOR2017 fit for 640I3.0L 2979CC L6 GAS DOHC TURBOCHARGEDBASE COUPE 2-DOOR2017 fit for 640I GRAN COUPE3.0L 2979CC L6 GAS DOHC TURBOCHARGEDBASE SEDAN 4-DOOR2017 fit for 640I XDRIVE3.0L 2979CC L6 GAS DOHC TURBOCHARGEDBASE CONVERTIBLE 2-DOOR2017 fit for 640I XDRIVE3.0L 2979CC L6 GAS DOHC TURBOCHARGEDBASE COUPE 2-DOOR2017 fit for 640I XDRIVE GRAN COUPE3.0L 2979CC L6 GAS DOHC TURBOCHARGEDBASE SEDAN 4-DOOR2017 fit for I81.5L 1499CC L3 ELECTRIC/GAS DOHC TURBOCHARGEDBASE COUPE 2-DOOR2017 fit for I81.5L 1499CC L3 ELECTRIC/GAS DOHC TURBOCHARGEDPURE IMPULSE COUPE 2-DOOR2017 fit for I81.5L 1499CC L3 ELECTRIC/GAS DOHC TURBOCHARGEDRED COUPE 2-DOOR2017 fit for X32.0L 1997CC 122CU. IN. L4 GAS DOHC TURBOCHARGEDSDRIVE20I SPORT UTILITY 4-DOOR2017 fit for X32.0L 1997CC 122CU. IN. L4 GAS DOHC TURBOCHARGEDSDRIVE28I SPORT UTILITY 4-DOOR2017 fit for X32.0L 1995CC 122CU. IN. L4 DIESEL DOHC TURBOCHARGEDXDRIVE28D SPORT UTILITY 4-DOOR2017 fit for X32.0L 1997CC 122CU. IN. L4 GAS DOHC TURBOCHARGEDXDRIVE28I SPORT UTILITY 4-DOOR2017 fit for X32.0L 1997CC 122CU. IN. L4 GAS DOHC TURBOCHARGEDXDRIVE28I X LINE SPORT UTILITY 4-DOOR2017 fit for X33.0L 2979CC L6 GAS DOHC TURBOCHARGEDXDRIVE35I M SPORT SPORT UTILITY 4-DOOR2017 fit for X33.0L 2979CC L6 GAS DOHC TURBOCHARGEDXDRIVE35I SPORT UTILITY 4-DOOR2017 fit for X42.0L 1997CC 122CU. IN. L4 GAS DOHC TURBOCHARGEDXDRIVE28I SPORT UTILITY 4-DOOR2017 fit for X54.4L 4395CC V8 GAS DOHC TURBOCHARGEDM SPORT UTILITY 4-DOOR2017 fit for X53.0L 2979CC L6 GAS DOHC TURBOCHARGEDSDRIVE35I SPORT UTILITY 4-DOOR2017 fit for X53.0L 2993CC L6 DIESEL DOHC TURBOCHARGEDXDRIVE35D SPORT UTILITY 4-DOOR2017 fit for X53.0L 2979CC L6 GAS DOHC TURBOCHARGEDXDRIVE35I EXCELLENCE SPORT UTILITY 4-DOOR2017 fit for X53.0L 2979CC L6 GAS DOHC TURBOCHARGEDXDRIVE35I M SPORT SPORT UTILITY 4-DOOR2017 fit for X53.0L 2979CC L6 GAS DOHC TURBOCHARGEDXDRIVE35I SPORT UTILITY 4-DOOR2017 fit for X52.0L 1997CC 122CU. IN. L4 ELECTRIC/GAS DOHC TURBOCHARGEDXDRIVE40E EXCELLENCE SPORT UTILITY 4-DOOR2017 fit for X52.0L 1997CC 122CU. IN. L4 ELECTRIC/GAS DOHC TURBOCHARGEDXDRIVE40E SPORT UTILITY 4-DOOR2017 fit for X54.4L 4395CC V8 GAS DOHC TURBOCHARGEDXDRIVE50I EXCELLENCE SPORT UTILITY 4-DOOR2017 fit for X54.4L 4395CC V8 GAS DOHC TURBOCHARGEDXDRIVE50I M SPORT SPORT UTILITY 4-DOOR2017 fit for X54.4L 4395CC V8 GAS DOHC TURBOCHARGEDXDRIVE50I SPORT UTILITY 4-DOOR2017 fit for X64.4L 4395CC V8 GAS DOHC TURBOCHARGEDM SPORT UTILITY 4-DOOR2017 fit for X63.0L 2979CC L6 GAS DOHC TURBOCHARGEDSDRIVE35I SPORT UTILITY 4-DOOR2017 fit for X63.0L 2979CC L6 GAS DOHC TURBOCHARGEDXDRIVE35I EXTRAVAGANCE SPORT UTILITY 4-DOOR2017 fit for X63.0L 2979CC L6 GAS DOHC TURBOCHARGEDXDRIVE35I M SPORT SPORT UTILITY 4-DOOR2017 fit for X63.0L 2979CC L6 GAS DOHC TURBOCHARGEDXDRIVE35I SPORT UTILITY 4-DOOR2017 fit for X64.4L 4395CC V8 GAS DOHC TURBOCHARGEDXDRIVE50I EXTRAVAGANCE SPORT UTILITY 4-DOOR2017 fit for X64.4L 4395CC V8 GAS DOHC TURBOCHARGEDXDRIVE50I M SPORT SPORT UTILITY 4-DOOR2017 fit for X64.4L 4395CC V8 GAS DOHC TURBOCHARGEDXDRIVE50I SPORT UTILITY 4-DOOR2016 fit for 228I2.0L 1997CC 122CU. IN. L4 GAS DOHC TURBOCHARGEDBASE CONVERTIBLE 2-DOOR2016 fit for 228I2.0L 1997CC 122CU. IN. L4 GAS DOHC TURBOCHARGEDBASE COUPE 2-DOOR2016 fit for 228I XDRIVE2.0L 1997CC 122CU. IN. L4 GAS DOHC TURBOCHARGEDBASE CONVERTIBLE 2-DOOR2016 fit for 228I XDRIVE2.0L 1997CC 122CU. IN. L4 GAS DOHC TURBOCHARGEDBASE COUPE 2-DOOR2016 fit for 320I2.0L 1997CC 122CU. IN. L4 GAS DOHC TURBOCHARGEDBASE SEDAN 4-DOOR2016 fit for 320I XDRIVE2.0L 1997CC 122CU. IN. L4 GAS DOHC TURBOCHARGEDBASE SEDAN 4-DOOR2016 fit for 328D2.0L 1995CC 122CU. IN. L4 DIESEL DOHC TURBOCHARGEDBASE SEDAN 4-DOOR2016 fit for 328D XDRIVE2.0L 1995CC 122CU. IN. L4 DIESEL DOHC TURBOCHARGEDBASE SEDAN 4-DOOR2016 fit for 328I2.0L 1997CC 122CU. IN. L4 GAS DOHC TURBOCHARGEDBASE SEDAN 4-DOOR2