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Part Search

Part Specifications

4401-3817

Part Specifications

Application
Kenworth; Peterbilt
Type
Tube & Fin
Height
28-3/8 In.
Width
18-1/8 In.
Thickness
1-15/16 In.
Inlet
3 In.
Outlet
3 In.
Pop. Code
N

* Part finish and color may vary

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Kenworth T880 Base L6 14.9L

Year Fuel Fuel Del. ASP. Eng. VIN Eng. Desg. CC CID
launch 2018 DIESEL FI T - ISX 15.0 - 912

Kenworth T880 Base L6 8.9L

Year Fuel Fuel Del. ASP. Eng. VIN Eng. Desg. CC CID
launch 2018 CNG - - - ISL-G 8849 540
launch 2018 DIESEL FI T - PX-9 8849 540

Peterbilt 536 Base L6 6.7L

Year Fuel Fuel Del. ASP. Eng. VIN Eng. Desg. CC CID
launch 2024 CNG - T - B6.7N - 408
launch 2024 DIESEL FI T - PX-7 - 408
launch 2023 CNG - T - B6.7N - 408
launch 2023 DIESEL FI T - PX-7 - 408
launch 2022 CNG - T - B6.7N - 408
launch 2022 DIESEL FI T - PX-7 - 408

Peterbilt 536 Base L6 8.9L

Year Fuel Fuel Del. ASP. Eng. VIN Eng. Desg. CC CID
launch 2024 CNG - - - ISL-G 8849 540
launch 2024 DIESEL FI T - PX-9 8849 540
launch 2023 CNG - - - ISL-G 8849 540
launch 2023 DIESEL FI T - PX-9 8849 540
launch 2022 CNG - - - ISL-G 8849 540
launch 2022 DIESEL FI T - PX-9 8849 540

Peterbilt 537 Base L6 6.7L

Year Fuel Fuel Del. ASP. Eng. VIN Eng. Desg. CC CID
launch 2024 DIESEL FI T - PX-7 - 408
launch 2023 DIESEL FI T - PX-7 - 408

Peterbilt 537 Base L6 8.9L

Year Fuel Fuel Del. ASP. Eng. VIN Eng. Desg. CC CID
launch 2024 CNG - - - ISL-G 8849 540
launch 2024 DIESEL FI T - PX-9 8849 540
launch 2023 CNG - - - ISL-G 8849 540
launch 2023 DIESEL FI T - PX-9 8849 540
launch 2022 DIESEL FI T - PX-9 8849 540

Peterbilt 579 Base -6 12.9L

Year Fuel Fuel Del. ASP. Eng. VIN Eng. Desg. CC CID
launch 2022 DIESEL - - - MX-13 - 787

Peterbilt 579 Base -6 11.9L

Year Fuel Fuel Del. ASP. Eng. VIN Eng. Desg. CC CID
launch 2021 CNG - - - ISX 11.9G - 726
launch 2021 DIESEL - - - ISX 11.9 - 726