Freightliner Exhaust / After-treatment Truck Parts

445 products

Showing 361 - 384 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 361 - 384 of 445 products

Freightliner 5X26 Chrome Pipe - P/N: 04-09550-026 (6565307809878)

Freightliner Freightliner 5X26 Chrome Pipe - P/N 04-09550-026

$78.41

New Freightliner RH 4 TS, 1C4 Exhaust Pipe Elbow - P/N: 04-31805-001 (6564687937622)

Freightliner New Freightliner RH 4 TS, 1C4 Exhaust Pipe Elbow - P/N 04-31805-001

$203.41

After Treatment System Support Band Straps - P/N: 04-33503-000 (6562411085910)

Freightliner After Treatment System Support Band Straps - P/N 04-33503-000

$31.41

Freightliner 23 Gal. Remote Fill DEF Tank - P/N 04-33150-000 (6558556029014)

Freightliner Freightliner 23 Gal. Remote Fill DEF Tank - P/N 04-33150-000

$300.35

Freightliner Vertical Exhaust Pipe - P/N: 04-34391-001 (6546419679318)

Freightliner Freightliner Vertical Exhaust Pipe - P/N 04-34391-001

$89.31

Freightliner DEF Tank 13 Gal LH Short - P/N: A04-31866-001 (6540328271958)

Freightliner Freightliner 13 Gal. LH Short Fill DEF Tank - P/N A04-31866-001

$250.31

Used Freightliner DEF Tank 15 Gal - P/N: A04-32182-000 (6540327026774)

Freightliner Used Freightliner DEF Tank 15 Gal - P/N A04-32182-000

$200.31

Freightliner Header-6 Bolt - P/N: 04-31354-003 (6540299960406)

Freightliner Used Freightliner 6-Bolt DEF Header - P/N 04-31354-003

$500.09

Freightliner DEF Tank Mounting Bracket P/N 04-34869-002 (6536002207830)

Freightliner Freightliner DEF Tank Mounting Bracket P/N 04-34869-002

$75.21

Freightliner DEF Tank Mount Bracket - P/N: 04-31437-000 (6535884800086)

Freightliner Freightliner DEF Tank Mount Bracket - P/N 04-31437-000

$109.21

Freightliner Upper 4in Vertical Bracket - P/N: 04-20445-000 (5020449570902)

Freightliner Freightliner Upper 4in Vertical Bracket - P/N 04-20445-000

$18.21

Freightliner Vertical Catalytic Reduction Pipe - P/N: 04-33499-000 (4998380552278)

PAUMAC TUBING LLC Freightliner Vertical Catalytic Reduction Pipe - P/N 04-33499-000

$250.09

Freightliner M2 DD13 RH Inlet Exhaust Pipe - P/N 04-32822-000 (4995354198102)

Freightliner Freightliner M2 DD13 RH Inlet Exhaust Pipe - P/N 04-32822-000

$377.09

Freightliner Intermediate Vertical Exhaust Pipe P/N: 04-32365-001 (4994667282518)

Freightliner Freightliner Intermediate Vertical Exhaust Pipe P/N 04-32365-001

$250.09

Freightliner 90 Degree Elbow Exhaust Pipe P/N: 03-44338-000 (4994514485334)

Freightliner Freightliner 90 Degree Elbow Exhaust Pipe P/N 03-44338-000

$70.09

26 IN Straight Bracket Tube W/ Chrome Finish (4986357121110)

Freightliner 26 IN Straight Bracket Tube W/ Chrome Finish

$85.09

Exhaust Muffler Mounting Support P/N 04-35372-000 (4981463777366)

Freightliner LH Exhaust Muffler Mounting Support Bracket - P/N 04-35372-000

$42.09

Freightliner 5 Inch Exhaust Pipe - P/N: 04-34116-002 (4977853038678)

Freightliner Freightliner 5 Inch Exhaust Pipe - P/N 04-34116-002

$314.09

Freightliner After Treatment System Outlet Tube - P/N: 04-34432-000 (4972078989398)

Freightliner Freightliner After Treatment System Outlet Tube - P/N 04-34432-000

$149.09

Freightliner After Treatment Pipe - P/N 04-33136-000 (4971120197718)

Freightliner Freightliner After Treatment Pipe - P/N 04-33136-000

$173.09

Freightliner PIPE-5"OD STRAIGHT PTD - P/N 23527B35089-009 (4971086741590)

Freightliner Freightliner PIPE-5"OD STRAIGHT PTD - P/N 23527B35089-009

$35.09

Freightliner Exhaust Elbow Pipe - P/N 04-30194-001 (4880151019606)

Freightliner Freightliner Exhaust Elbow Pipe - P/N 04-30194-001

$148.90

Freightliner 13 Inch Rail DPF Inlet Pipe - P/N 04-29569-000 (4827620900950)

Freightliner Freightliner 13 Inch Rail DPF Inlet Pipe - P/N 04-29569-000

$198.70

Freightliner Turbo Engine Outlet Exhaust Pipe - P/N: 04-25956-000 (4822889988182)

Freightliner Freightliner Turbo Engine Outlet Exhaust Pipe - P/N 04-25956-000

$129.70

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