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Freightliner Exhaust / After-treatment Truck Parts

Freightliner Exhaust / After-treatment Truck Parts

445 products

Showing 25 - 48 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 25 - 48 of 445 products

Freightliner 1 Box Step Support Bracket Assy - P/N A66-15417-001 (6741139292246)

Freightliner 1 Box Step Support Bracket Assy - P/N A66-15417-001 (6741139292246)

Freightliner Freightliner 1 Box Step Support Bracket Assy - P/N A66-15417-001

$95.09

Freightliner Clamp - Exhaust System P/N T130158342AC2 (6535903182934)

Freightliner Clamp - Exhaust System P/N T130158342AC2 (6535903182934)

Teconnex Teconnex HDEP SPH 5" Exhaust Sys V Band Clamp - T130158342AC2

$25.43

TorcTite EasySeal 5” Polished SS Preformed Band Clamp (Set of 2) 04-20945-007 (4054690070614)

TorcTite EasySeal 5” Polished SS Preformed Band Clamps (Set of 2) 04-20945-007 (4054690070614)

Freightliner *Set of 2* TorcTite EasySeal 5” Polished SS Preformed Band Clamps - P/N 04-20945-007

$29.99

Dieter's WST 4700, DD13 SS 5 Inch Exhaust Shield - P/N: 04-25039-005 (3939445604438)

Freightliner 5" Stack Exhaust Shield Guard - 59? PN 04-25039-005, 04-25039-005P (3939445604438)

Dieter Dieter's WST 4700, DD13 SS 5 Inch Exhaust Shield - P/N 04-25039-005

$139.06

Freightliner 10 Inch Muffler Exhaust Clamps - A04-12111-009

Freightliner 10 Inch Muffler Exhaust Clamps - A04-12111-009

Freightliner *Lot of 2* Freightliner 10 Inch Muffler Exhaust Clamps - P/N A04-12111-009

$35.09

Freightliner 5" Dia. Polished SS Curved Exhaust Pipe Stack - P/N 04-31798-032 (9891245162812)

Freightliner 5" Dia. Polished SS Curved Exhaust Pipe Stack - P/N 04-31798-032 (9891245162812)

Freightliner Freightliner 5" Dia. Polished SS Curved Exhaust Pipe Stack - P/N 04-31798-032

$250.15

Freightliner Flat, Stepped Exhaust Pipe Support Band Clamp - P/N 04-20219-000 (9769328410940)

Freightliner Flat, Stepped Exhaust Pipe Support Band Clamp - P/N 04-20219-000 (9769328410940)

Freightliner Freightliner Flat, Stepped Exhaust Pipe Support Band Clamp - P/N 04-20219-000

$30.09

Damaged Freightliner 33" After Treatment System (ATS) DPF Vented Exhaust Cover (9650075664700)

Damaged Freightliner 33" After Treatment System (ATS) DPF Vented Exhaust Cover (9650075664700)

Freightliner Damaged Freightliner 33" After Treatment System (ATS) DPF Vented Exhaust Cover

$250.84

Freightliner Cummins DEF Tank - A04-35189-009 & Header - 04-31353-005 (9153060176188)

Freightliner Cummins DEF Tank - A04-35189-009 & Header - 04-31353-005 (9153060176188)

Freightliner Freightliner Cummins DEF Tank - A04-35189-009 & Header - 04-31353-005

$900.34

Freightliner Heavy Duty Engine Platform Analog Header - P/N 04-30798-000 (3939449733206)

Freightliner Heavy Duty Engine Platform Analog Header - P/N 04-30798-000 (3939449733206)

Freightliner Freightliner Heavy Duty Engine Platform Analog Header - P/N 04-30798-000

$595.43

Daimler 5" Flexible Exhaust Pipe - P/N: 04-19105-016 (6825738797142)

Daimler 5" Flexible Exhaust Pipe - P/N: 04-19105-016 (6825738797142)

Daimler (DTNA) Daimler 5" Flexible Exhaust Pipe - P/N 04-19105-016

$85.09

Breeze Turbo V-Band Clamp - 7/8” Stainless Steel Band - VT10475 (4184871764054)

Breeze 4" Stainless Steel V Band Clamp w/ T-Bolt - P/N VT10475 (4184871764054)

Breeze Breeze 4" Stainless Steel V Band Clamp w/ T-Bolt - P/N VT10475

$25.34

Freightliner Muffler Exhaust - P/N: A04-34789-000 (4988280963158)

Freightliner Muffler Exhaust - P/N: A04-34789-000 (4988280963158)

Freightliner Freightliner Muffler Exhaust - P/N A04-34789-000

$287.09

Freightliner Forward Step Support Bracket Assy - P/N: A66-15417-000 (4982031155286)

Freightliner Forward Step Support Bracket Assy - P/N: A66-15417-000 (4982031155286)

Freightliner Freightliner Forward Step Support Bracket Assy - P/N A66-15417-000

$95.09

Cummins DPF Exhaust Temperature Sensor - P/N: Q229538-20 (4852950761558)

Cummins DPF Exhaust Temperature Sensor - P/N: Q229538-20 (4852950761558)

Cummins Cummins DPF Exhaust Temperature Sensor - P/N Q229538-20

$89.80

Freightliner 1C1 Daycab Exhaust Pipe W/ Flex Pipe - A04-30565-000 (4787308527702)

Freightliner 1C1 Daycab Exhaust Pipe W/ Flex Pipe - A04-30565-000 (4787308527702)

Freightliner Freightliner 1C1 Daycab Exhaust Pipe W/ Flex Pipe - A04-30565-000

$489.60

Freightliner 13-Gallon DEF Tank A04-27482-001 (4508150726742)

Freightliner 13-Gallon DEF Tank A04-27482-001 (4508150726742)

Freightliner Freightliner 13-Gallon DEF Tank - P/N A04-27482-001

$250.41

Freightliner 360 DEG Seal U-Bolt Saddle Clamp U400-4". Exhaust Clamps (4) (3939692216406)

Freightliner 360 DEG Seal U-Bolt Saddle Clamp U400-4". Exhaust Clamps (4) (3939692216406)

Freightliner *Set of 4* Freightliner 4" U-Bolt Saddle Exhaust Clamps - P/N A04-09520-000

$24.45

Freightliner Aluminum 5" Stack Exhaust Shield- P/N 04-24695-001 (3939443736662)

New Freightliner Aluminum Exhaust Shield - 5 Inch Stack - P/N: 04-24695-001 (3939443736662)

Freightliner Freightliner Aluminum 5 Inch Stack Exhaust Shield - P/N 04-24695-001

$115.04

Freightliner 13 Gal DEF Tank Mounting Bracket | A04-27478-036

Freightliner 13 Gal DEF Tank Mounting Bracket | A04-27478-036

Freightliner New Freightliner 13 Gallon DEF Tank Mounting Bracket - P/N A04-27478-036

$500.56

Freightliner 4" to 5" Plain Stainless Steel Exhaust Stack Pipe -P/N 04-35552-138 (10140191949116)

Freightliner 4" to 5" Plain Stainless Steel Exhaust Stack Pipe -P/N 04-35552-138 (10140191949116)

Freightliner Freightliner 4" to 5" Plain Stainless Steel Exhaust Stack Pipe -P/N 04-35552-138

$125.85

New Freightliner M2 RH Outlet Oval Muffler - P/N 04-20014-000 (10119114260796)

New Freightliner M2 RH Outlet Oval Muffler - P/N 04-20014-000 (10119114260796)

Freightliner New Freightliner M2 RH Outlet Oval Muffler - P/N 04-20014-000

$1,000.95

Used Detroit DD13 DD15 Engine Aftertreatment Control Module -P/N A 000 446 46 54 (10074759823676)

Used Detroit DD13 DD15 Engine Aftertreatment Control Module -P/N A 000 446 46 54 (10074759823676)

Continental Used Detroit DD13 DD15 Engine Aftertreatment Control Module -P/N A 000 446 46 54

$225.65

Used Freightliner 51" Tall 5" Pipe Dia. SS Exhaust Shield - P/N 04-24695-000 (10022214926652)

Used Freightliner 51" Tall 5" Pipe Dia. SS Exhaust Shield - P/N 04-24695-000 (10022214926652)

Freightliner Used Freightliner 51" Tall 5" Pipe Dia. SS Exhaust Shield - P/N 04-24695-000

$93.55

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