Freightliner Exhaust / After-treatment Truck Parts

445 products

Showing 265 - 288 of 445 products

Shop Freightliner exhaust and after-treatment parts designed to keep your emissions system operating efficiently and compliant. Truckliner Parts carries new and used DEF system components, DEF tank headers, DEF supply lines, exhaust pipes, clamps, shields, diffuser assemblies, metering units, and related hardware for Freightliner Cascadia, M2, and other heavy-duty truck models.

Whether you're replacing a failed DEF tank header, repairing a DD15 exhaust assembly, resolving after-treatment fault codes, or maintaining emissions performance, we offer quality replacement parts from trusted manufacturers including Cummins Emission Solutions, Bendix, Wabco, Parker, Norgren, and Freightliner OEM.

Our extensive inventory includes hard-to-find exhaust and emissions components that help reduce downtime and restore proper system operation. Backed by more than 40 years of industry experience, Truckliner Parts provides reliable parts at competitive prices.

Browse our full selection of Freightliner exhaust and after-treatment components or call 260-277-2787 for expert support.

Showing 265 - 288 of 445 products

OEM CAT Filter GP-Diesel Particulate P/N 3078968 (8272995909948)

CAT OEM CAT Horizontal Aftertreatment SCR DPF Catalyst - P/N CAT 3078968

$850.09

OEM Cummins Aftertreatment ISL ASSY P/N CUM 5258132 (8272995582268)

Cummins OEM Cummins ISL Aftertreatment SCR DPF - P/N CUM 5258132

$250.09

OEM Cummins Aftertreatment X-line 2017 ASSY P/N CUMA054Z444 (8272985653564)

Cummins OEM Cummins 2017 XLINE Exhaust Aftertreatment System DPF - P/N CUM A054Z444

$5,000.00

USED Cummins OEM ISC Aftertreatment DPF ASSY (1 Sensor Only) - P/N 204248A, 4969963 (8271459385660)

Cummins Used Cummins OEM ISC Aftertreatment DPF SCR - P/N FG 203293A

$750.09

Used OEM ISC Aftertreatment DPF Assy (1 Sensor Only) - P/N DBZ-A6804904492 (8271455748412)

Cummins Used Cummins OEM D5-LVL Exhaust After Treatment DCX - P/N DBZ A6804904492

$1,750.41

Cummins OEM ISC Aftertreatment DPF Assy (1 Sensor Only) - P/N DBZ-A6804904492 (8271451062588)

Cummins Cummins OEM D5-LVL Exhaust Aftertreatment DCX - P/N DBZ A6804904492

$2,100.41

OEM Cummins Aftertreatment DPF-2010-ISX HZ P/N CUMA040D419 (8271446507836)

Cummins OEM Cummins ISX 2010 EITO Exhaust After Treatment DPF - P/N CUM A040D419

$3,100.41

DAMAGED OEM Cummins Aftertreatment DPF-ISB P/N CUMA029M708 (8271444607292)

Cummins Damaged OEM Cummins ISB Exhaust Aftertreatment DPF P/N CUM A029M708

$3,900.41

OEM Cummins Aftertreatment X-line 2017 ASSY P/N CUMA054Z446 (8271442346300)

Cummins OEM Cummins Aftertreatment X-line 2017 ASSY P/N CUM A054Z444

$5,000.00

OEM Cummins Aftertreatment SCR Device-ISX P/N CUMA040E323 (8271435759932)

Cummins OEM Cummins ISX15 Aftertreatment DPF SCR Catalyst - P/N CUM 5289844

$1,200.41

OEM Detroit Diesel Aftertreatment Filter Assy. - P/N A004907692, A04-31699-000 (8271434318140)

Detroit Diesel OEM Detroit Diesel Aftertreatment Filter DPF System - P/N A004907692

$7,500.41

OEM Cummins Aftertreatment DPF-ISX Assembly - P/N A04-28741-003 (8247742562620)

Cummins OEM Cummins ISX Top Outlet Aftertreatment DPF - P/N A04-28741-003

$4,500.00

Freightliner M2 Euro V Elbow Exhaust Pipe - P/N 04-34172-002 (8164662116668)

Freightliner Freightliner M2 Euro V Elbow Exhaust Pipe - P/N 04-34172-002

$250.09

Freightliner 114SD 5 Inch Exhaust Elbow - P/N: 04-33887-000 (8164661920060)

Freightliner Freightliner 114SD 5 Inch Exhaust Elbow - P/N 04-33887-000

$90.92

*Set of 4* DuraSeal 5 Inch Exhaust Clamp - P/N: 04-29313-500 (8106855235900)

DuraSeal *Set of 4* DuraSeal 5 Inch Exhaust Clamp - P/N 04-29313-500

$68.23

Freightliner Exhaust Clamp 120mm Duraseal Set Of 6 - P/N 04-34213-000 (6674556747862)

DuraSeal Used DuraSeal 5 Inch Exhaust Clamp Lot Of 6 - P/N 04-34213-000

$70.09

Cummins DEF Tank P/N A04-35191-008 & Header - P/N 04-31353-005 (8081647567164)

Cummins Freightliner 23 Gal. LH DEF Tank - A04-35191-008 & Cummins Header - 04-31353-005

$900.13

Cummins LH Standard 23 Gal DEF Tank - P/N A04-35191-008 (8081646551356)

Cummins Freightliner Cummins LH Standard Fill 23 Gal DEF Tank - P/N A04-35191-008

$400.13

Freightliner 13 Gal. LH Short Fill DEF Tank - P/N A04-31889-001 (8081638359356)

Freightliner Freightliner 13 Gal. LH Short Fill DEF Tank - P/N A04-31889-001

$400.13

Freightliner DEF Tank P/N A04-31889-006 w/ Header P/N 04-31677-000 (8081638392124)

Freightliner Freightliner DEF Tank P/N A04-31889-006 w/ Header P/N 04-31677-000

$1,000.13

Freightliner 13 Gal. LH Short High Fill DEF Tank - P/N A04-31889-006 (6541742604374)

Freightliner Freightliner 13 Gal. LH Short High Fill DEF Tank - P/N A04-31889-006

$400.13

Freightliner 44 Inch 30 Degree Curved Stack - P/N: 04-31813-044 (8026963607868)

Freightliner Freightliner 44 Inch 30 Degree Curved Stack - P/N 04-31813-044

$350.09

Damaged Freightliner 5 Inch Exhaust Pipe Stack - P/N 04-29504-062 (8024537563452)

Freightliner Damaged Freightliner 5 Inch Exhaust Pipe Stack - P/N 04-29504-062

$400.52

Detroit Diesel Sealing Ring - P/N: DDE A0004911380 (8005818155324)

Detroit Diesel Detroit Diesel Sealing Ring - P/N DDE A0004911380

$22.09

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