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Peterbilt 337 Exhaust & Emissions For Sale

Browse Peterbilt 337 Exhaust & Emissions on MyLittleSalesman.com and compare listings with prices from $121 to $5,500. Sellers include LKQ Heavy Truck, DTI Truck Parts, CRG Heavy Truck Parts, and more. Filter by condition, price, or year to quickly narrow down to the right Peterbilt 337.
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Truck Parts (43)
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Exhaust & Emissions (43)
   Diesel Exhaust Fluid (DEF) Pumps (3)    Diesel Exhaust Fluid (DEF) Tanks (15)    Diesel Particulate Filters (DPF) (10)    DPF Assemblies (12)    Exhaust Assemblies (2)    Exhaust Brackets (1)
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337 (43)
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Used (43)
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Showing 1 - 25 of 43 Listings

1 - 25 of 43 listings
1 - 25 of 43 listings
Peterbilt 337 DEF Tank

2014 Peterbilt 337 DEF Tank

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(Used) 2014 Peterbilt 337, DEF TANK- Side: Passenger Right Side, Material: Plastic, Color: Black, Shape: Rectangular, Reference images for condition, For more information about this item,...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)337
Will Fit Year(s)2014
Stock NumberP-505813
MLS Number14429888
CategoryDiesel Exhaust Fluid (DEF) Tanks
Last Updated6/14/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Peterbilt 337 DPF Filter

2014 Peterbilt 337 DPF Filter

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(Used) 2014 Peterbilt 337, DIESEL PARTICULATE FILTER- Engine: PACCAR PX-7, Reference images for condition, For more information about this item, give us a call. We ship Worldwide! (CRG...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)337
Will Fit Year(s)2014
Stock NumberP-505812
MLS Number14429887
CategoryDiesel Particulate Filters (DPF)
Last Updated6/14/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Peterbilt 337 DEF Tank

2019 Peterbilt 337 DEF Tank

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(Used) 2019 Peterbilt 337, DEF TANK- Side: Driver Left Side, Material: Plastic, Color: Black, Shape: D, Reference images for condition, For more information about this item, give us a...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)337
Will Fit Year(s)2019
Stock NumberP-505032
MLS Number14428001
CategoryDiesel Exhaust Fluid (DEF) Tanks
Last Updated6/14/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Peterbilt 337 DPF Filter

2020 Peterbilt 337 DPF Filter

$1,995 USD
GOOD USED DPF ASSEMBLY/ 90 DAY WARRANTY ON HARD PARTS NO ELECTRICAL/SENSORS OR FILTER WARRANTY, Engine Make: PACCAR, Engine Model: PX-9
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)337
Will Fit Year(s)2020
Part NumberNA
Stock Number12424-9
MLS Number13282022
CategoryDiesel Particulate Filters (DPF)
Last Updated5/15/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
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Holst Truck Parts
Peterbilt 337 DPF Filter

2015 Peterbilt 337 DPF Filter

$3,295 USD
(Used) 2015 Peterbilt 337, DIESEL PARTICULATE FILTER, Engine: PACCAR PX-7 (Inlet Facing Direction, Outlet Inward Direction, 8 Pin Plug) INLET Serial Number: 26028140287 INLET EPN:...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)337
Will Fit Year(s)2015
Stock NumberP-13680
MLS Number10136228
CategoryDiesel Particulate Filters (DPF)
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Peterbilt 337 DPF Filter

2019 Peterbilt 337 DPF Filter

$3,294.97 USD
(Used) 2019 Peterbilt 337, DIESEL PARTICULATE FILTER- Engine: PACCAR PX-9, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)337
Will Fit Year(s)2019
Stock NumberP-74198
MLS Number12674558
CategoryDiesel Particulate Filters (DPF)
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Peterbilt 337 DEF Tank

2013 Peterbilt 337 DEF Tank

$549.99 USD
(Used) 2013 Peterbilt 337, DEF TANK- Side: Passenger Side, Material: Plastic, Color: Black, Shape: D, Reference images for condition For more information about this item, gives us a call....
ConditionUsed
Engine ModelPaccar PX-6
Fits To Make(s)Peterbilt
Fits To Model(s)337
Will Fit Year(s)2013
Stock NumberP-16978
MLS Number10253341
CategoryDiesel Exhaust Fluid (DEF) Tanks
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
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CRG Heavy Truck Parts
Peterbilt 337 DEF Tank

2013 Peterbilt 337 DEF Tank

Contact for price
(Used) 2013 Peterbilt 337, DEF TANK- Side: Passenger Right Side, Material: Plastic, Shape: D-Shape Color: Black, Reference images for condition, For more information about this item,...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)337
Will Fit Year(s)2013
Part NumberTBD
Stock NumberP-102256
MLS Number13583920
CategoryDiesel Exhaust Fluid (DEF) Tanks
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
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CRG Heavy Truck Parts
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