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Truck Exhaust & Diesel Emissions Parts for Sale

Find DPF filters, EGR coolers, DEF tanks, exhaust manifolds, aftertreatment modules, SCR catalysts, mufflers, and other exhaust and emissions components for heavy duty diesel trucks. Parts available for EPA07, EPA10, and GHG14+ emissions systems.
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Truck Parts (13405)
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Exhaust & Emissions (13405)
   Aftertreatment Control Modules (ACM) (112)    Catalytic Converters (17)    Diesel Exhaust Fluid (DEF) Level Sensors (16)    Diesel Exhaust Fluid (DEF) Pumps (575)    Diesel Exhaust Fluid (DEF) Tanks (3744)    Diesel Particulate Filters (DPF) (2706)    DPF Assemblies (1079)    DPF Covers (64)    EGR Coolers (600)    EGR Manifolds (20)    EGR Valves (122)    Electronic DPF Control Modules (47)    Exhaust Assemblies (746)    Exhaust Bellows (2)    Exhaust Brackets (517)    Exhaust Clamps (4)    Exhaust Elbows (24)    Exhaust Gaskets (137)    Exhaust Guards (1)    Exhaust Manifolds (1673)    Exhaust Pipes (657)    Exhaust Stacks (70)    Exhaust Turbo Pipes (6)    Exhaust Y Pipes (2)    Muffler Shields (148)    Mufflers (285)    NOx Sensors (17)    SCR Catalysts (2)    Tail Pipes (7)
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Showing 1 - 25 of 13,405 Listings

1 - 25 of 13,405 listings
1 - 25 of 13,405 listings
Cummins ISX DPF Assembly for a Freightliner Cascadia 125

2016 Cummins ISX DPF Assembly for a Freightliner Cascadia 125

Recently Updated
$2,500 USD
DPF For 2016 Freightliner Cascadia 125 w/ Cummins ISX15 EPA13 Engine. FILTER ASSEMBLY WITH SENSORS. SOLD WITHOUT FILTER ELEMENT
ConditionUsed
Fits To Make(s)FREIGHTLINER
Fits To Model(s)Cascadia 125
Stock Number2026-15
MLS Number13903360
CategoryDPF Assemblies
Last Updated8/27/2026
Location
Fresno, CA, US
Sold By
Garabedian Equipment
(855) 794-___  SHOW
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Garabedian Equipment
Freightliner Cascadia 126 DEF Tank

2024 Freightliner Cascadia 126 DEF Tank

Newly Listed
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(Used) 2024 Freightliner Cascadia 126, DEF TANK- Side: Driver Left Side, Material: Plastic, Color: Black, Shape: Rectangular, Missing Cap!! Reference images for condition, For more...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2024
Stock NumberP-512187
MLS Number14568900
CategoryDiesel Exhaust Fluid (DEF) Tanks
Last Updated8/27/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Freightliner Cascadia 126 DPF Filter

2024 Freightliner Cascadia 126 DPF Filter

Newly Listed
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(Used) 2024 Freightliner Cascadia 126, DIESEL PARTICULATE FILTER- (Inlet facing forward, Outlet facing Rear) Engine: Detroit DD15, Reference images for condition, For more information about...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2024
Stock NumberP-512186
MLS Number14568899
CategoryDiesel Particulate Filters (DPF)
Last Updated8/27/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Freightliner Cascadia 125 DEF Tank

2014 Freightliner Cascadia 125 DEF Tank

Newly Listed
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(Used) 2014 Freightliner Cascadia 125, DEF TANK- Side: Driver Left Side, Material: Plastic and Steel, Color: Black, Shape: Rectangular, Reference images for condition, For more...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2014
Stock NumberP-512173
MLS Number14568886
CategoryDiesel Exhaust Fluid (DEF) Tanks
Last Updated8/27/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Freightliner Cascadia 125 DPF Filter

2014 Freightliner Cascadia 125 DPF Filter

Newly Listed
Contact for price
(Used) 2014 Freightliner Cascadia 125, DIESEL PARTICULATE FILTER- Engine: Detroit DD15, Reference images for condition, For more information about this item, give us a call. We ship...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2014
Stock NumberP-512171
MLS Number14568884
CategoryDiesel Particulate Filters (DPF)
Last Updated8/27/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Part number 5839-89724K is a heavy-duty truck part cross-referenced as a 5-inch

Part number 5839-89724K is a heavy-duty truck part cross-referenced as a 5-inch

Newly Listed
$400 USD
Part number 5839-89724K is a heavy-duty truck part cross-referenced as a 5-inch diameter stainless steel flexible exhaust tubing roll 5839-8972K 5" X 25' SS15
Quantity9
ConditionNew
Stock Number2689913
MLS Number14568686
CategoryExhaust Pipes
Last Updated8/27/2026
Location
Toledo, OH, US
Sold By
LKQ Heavy Truck
(855) 905-___  SHOW
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LKQ Heavy Truck
Part number 5839-89724K is a heavy-duty truck part cross-referenced as a 5-inch

Part number 5839-89724K is a heavy-duty truck part cross-referenced as a 5-inch

Newly Listed
$400 USD
Part number 5839-89724K is a heavy-duty truck part cross-referenced as a 5-inch diameter stainless steel flexible exhaust tubing roll 5839-8972K 5" X 25' SS15 ,
Quantity6
ConditionNew
Stock Number2688095
MLS Number14568679
CategoryExhaust Pipes
Last Updated8/27/2026
Location
Toledo, OH, US
Sold By
LKQ Heavy Truck
(855) 905-___  SHOW
NUMBERCall Seller
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LKQ Heavy Truck
Freightliner Cascadia 126 DEF Pump

2020 Freightliner Cascadia 126 DEF Pump

Recently Updated
Contact for price
DEF Pump For Detroit DD15 EPA10 GHG17 Engine Out Of A 2020 Freightliner Cascadia 126, PUMP ONLY, TANK SOLD SEPARATELY
ConditionUsed
Engine ModelDD15
Fits To Make(s)FREIGHTLINER
Fits To Model(s)Cascadia 126
SideDriver (LH)
Stock Number4582-10
MLS Number14549889
CategoryDiesel Exhaust Fluid (DEF) Pumps
Last Updated8/26/2026
Location
Fresno, CA, US
Sold By
Garabedian Equipment
(855) 794-___  SHOW
NUMBERCall Seller
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Garabedian Equipment
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