Part Number:FS20083,Replaces A0000905051 A48507 PF46145 Replacement For: Cummins ISX and X12 X15 Diesel Engines as well as DD13, DD15 and DD16 Detroit Diesel Engines Fitments: For 2013 - 2020 Freightliner 114SD 12.8L 6 Cyl DD13 Detroit Diesel For 2018 - 2021 Freightliner 122SD 12.8L 6 Cyl DD13 Detroit Diesel For 2019 - 2021 Freightliner 122SD 14.8L 6 Cyl DD15 Detroit Diesel For 2019 - 2021 Freightliner 122SD 15.6L 6 Cyl DD16 Detroit Diesel For 2021 Freightliner Cascadia 11.9L 6 Cyl X12 Cummins For 2021 Freightliner Cascadia 14.9L 6 Cyl X15 Cummins For 2009 - 2021 Freightliner Cascadia 12.8L 6 Cyl DD13 Detroit Diesel For 2009 - 2021 Freightliner Cascadia 14.8L 6 Cyl DD15 Detroit Diesel For 2020 - 2021 Freightliner M2 112 12.8L 6 Cyl DD13 Detroit Diesel For 2018 - 2020 Western Star 4700 SB 12.8L 6 Cyl DD13 Detroit Diesel For 2018 - 2020 Western Star 4700 SF 12.8L 6 Cyl DD13 Detroit Diesel For 2018 - 2019 Western Star 4800 SB 12.8L 6 Cyl DD13 Detroit Diesel For 2018 - 2019 Western Star 4800 SF 12.8L 6 Cyl DD13 Detroit Diesel For 2018 - 2020 Western Star 4900 EX 14.8L 6 Cyl DD15 Detroit Diesel For 2018 - 2021 Western Star 4900 EX 15.6L 6 Cyl DD16 Detroit Diesel For 2018 - 2020 Western Star 4900 FA 12.8L 6 Cyl DD13 Detroit Diesel For 2018 - 2020 Western Star 4899 FA 14.8L 6 Cyl DD15 Detroit Diesel For 2018 - 2021 Western Star 4900 FA 15.6L 6 Cyl DD16 Detroit Diesel For 2018 - 2020 Western Star 4900 SA 12.8L 6 Cyl DD13 Detroit Diesel For 2018 - 2021 Western Star 4900 SA 14.8L 6 Cyl DD15 Detroit Diesel For 2018 - 2021 Western Star 4900 SA 15.6L 6 Cyl DD16 Detroit Diesel For 2018 - 2020 Western Star 5700 XE 12.8L 6 Cyl DD13 Detroit Diesel For 2018 - 2021 Western Star 5700 XE 14.8L 6 Cyl DD15 Detroit Diesel For 2018 - 2020 Western Star 5700 XE 15.6L 6 Cyl DD16 Detroit Diesel For 2019 Western Star 6900 XD 15.6L 6 Cyl DD16 Detroit Diesel