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Peterbilt 378 Truck Parts For Sale

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Truck Parts (800)
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A/V Equipment (4)   Radios (4)Air Cleaners / Air Filter Housings (23)Air Tanks (23)Air Transfer Tubes (12)Axles & Differentials (45)   Axle Assemblies, Front (42)   Spindles / Knuckles (3)Back Windows (1)Battery Box Covers (2)Battery Boxes / Trays (19)Blower Motors (HVAC) (2)Body / Chassis Control Modules (1)Body Misc. Parts (1)Brakes (6)   ABS Control Modules (2)   Air Dryers (3)   Brake Parts (1)Bumper Guards (1)Bumpers, Front (12)Cab Exterior Panels (2)Cab Mounts (6)Cabs (28)Cooling & HVAC (80)   A/C Compressors (1)   A/C Condensers (3)   Coolant Tubes (1)   Cooling Assemblies (Rad., Cond., ATAAC) (4)   Fan Blades (1)   Fan Clutches (1)   Heater / AC Climate Control Parts (13)   Intercoolers & Charge Air Coolers (11)   Intercoolers (1)   Radiator Frames (1)   Radiator Overflow Bottles / Surge Tanks (8)   Radiator Shrouds (3)   Radiators (32)Dashboards (12)Diesel Exhaust Fluid (DEF) Tanks (1)Door Electrical Switches (1)Door Mirrors (16)Door Vent Glass (1)Door Window Regulators (2)Door Windows (1)Doors (64)   Door Assemblies, Front (19)Driveshaft Parts (2)Driveshafts (7)Electrical Misc. Parts (1)Engine Parts (5)   Engine Mounts (5)   Exhaust Parts (17)Exhaust Assemblies (4)Exhaust Brackets (6)Exhaust Pipes (2)Exhaust Stacks (1)Exterior Misc. Parts (14)Fairings (1)   Roof Fairings (1)Fender Extensions (4)Fenders (2)Frame & Chassis (36)   Brackets, Misc. (8)   Crossmembers (11)   Deck Plates / Catwalk (2)   Fifth Wheels (1)   Frame Horns (10)   Frames (2)   Steps (Frame, Fuel Tank, Fairing) (2)Fuel / Water Separators (1)Fuel Tank Straps & Brackets (14)Fuel Tanks (Truck) (36)Fuse Boxes & Panels (3)Gauges (3)Grilles (3)Headlight Assemblies (5)Hood Parts (14)   Hood Brackets (2)   Hood Hinges (3)Hoods (33)Hydraulic Tanks (3)Instrument Panel Clusters (32)Interior Misc. Parts (21)Leaf Springs, Front (12)Leaf Springs, Rear (1)Mirrors (5)Miscellaneous Truck Parts (8)Mud Flap Hangers (1)Parking Lamps / Turn Signals (1)Power Steering Assemblies (1)Power Steering Reservoirs (2)Seats (9)Side Marker Lamps (1)Side View Mirrors (14)Sleeper Parts (10)   Sleeper Doors (6)   Sleeper Windows (4)Sleepers (5)Spring Hangers (2)Steering Columns (20)Steering Gears / Racks (4)Steering Pumps (1)Steering Shafts (1)Steering Wheels (3)Sun Visors (Exterior) (4)Sun Visors (Interior) (4)Sun Visors (16)Suspension Crossmembers / K-Frames (8)Suspension Misc. Parts (9)Suspensions (6)Throttle Position Sensors (4)Tool Boxes (14)Truck Bodies / Boxes / Beds (1)   Windshield Washer Reservoirs (6)   Windshield Wiper Arms (2)   Windshield Wiper Motors (3)
Make
Peterbilt (801)
Model
378 (801)
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For Sale (801)

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Showing 351 - 375 of 801 Listings

351 - 375 of 801 listings
351 - 375 of 801 listings
Used 2005 Peterbilt 378 Marker Lamps, Both Sides

Used 2005 Peterbilt 378 Marker Lamps, Both Sides

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2005 Peterbilt 378 Marker Lamps For Sale - Both Sides - Used - May have some cosmetic blemishes (see photos). Give us a shout by phone, email, or text. We ship everywhere., Material: Other
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2005
Stock NumberPT-0625-49
MLS Number11647902
CategoryExterior Misc. Parts
Last Updated3/19/2026
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
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Lomoca Inc.
2005 Peterbilt 378 Air Breather Light Strip

2005 Peterbilt 378 Air Breather Light Strip

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2005 Peterbilt 378 Air Breather Light Strip For Sale - Used - May have some cosmetic blemishes (see photos). Got questions or need more information? Give us a shout by phone, email, or text....
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2005
Part NumberTBD
Stock NumberPT-0625-46
MLS Number11647899
CategoryExterior Misc. Parts
Last Updated3/19/2026
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
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Lomoca Inc.
Used 2005 Peterbilt 378 Left Side View Mirror

Used 2005 Peterbilt 378 Left Side View Mirror

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2005 Peterbilt 378 Side View Mirror For Sale - LH / Driver Side - Used - May have some cosmetic blemishes (see photos). Give us a shout by phone, email, or text. We ship everywhere.
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2005
SideLEFT
Stock NumberPT-0625-44
MLS Number11647897
CategoryExterior Misc. Parts
Last Updated3/19/2026
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
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Lomoca Inc.
Peterbilt 378 Right Fender Extension

2001 Peterbilt 378 Right Fender Extension

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2001 Peterbilt 378 RH Fender Extension - Passenger Side - Used - May have some cosmetic blemishes (see photos). Got questions or need more information? Give us a shout by phone, email, or...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2001
SideRIGHT
Part NumberTBD
Stock NumberPT-0644-20
MLS Number11906478
CategoryFender Extensions
Last Updated4/15/2024
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
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Lomoca Inc.
Used 2004 Peterbilt 378 Exterior Rotating Light

Used 2004 Peterbilt 378 Exterior Rotating Light

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2004 Peterbilt 378 Exterior Rotating Light - Used - May have some cosmetic blemishes (see photos). Got questions or need more information? Give us a shout by phone, email, or text. We ship...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2004
Stock NumberPT-0653-41
MLS Number11652210
CategoryExterior Misc. Parts
Last Updated3/19/2026
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
NUMBERCall Seller
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Lomoca Inc.
Peterbilt 378 Sun Visor

1998 Peterbilt 378 Sun Visor

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1998 Peterbilt 378 Sun Visor - Used - May have some cosmetic blemishes (see photos). Got questions or need more information? Give us a shout by phone, email, or text. We ship everywhere.
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1998
Stock NumberPT-0460-55
MLS Number11647856
CategorySun Visors
Last Updated4/15/2024
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
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Lomoca Inc.
Peterbilt 378 Right Fuel Tank

2002 Peterbilt 378 Right Fuel Tank

$400 USD
USED RH APROX 150 GAL FUEL TANK OFF 2002 PETE 378, Capacity: APROX 150 GAL, Dimensions: 26 X 66, Material: Aluminum, Fuel Tank Shape: ROUND
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2002
SideRIGHT
CapacityAPROX 150 GAL
Stock Number120820-22
MLS Number12774607
CategoryFuel Tanks (Truck)
Last Updated2/5/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
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Holst Truck Parts
Used 2004 Peterbilt 378 Marker Lamps, Both Sides

Used 2004 Peterbilt 378 Marker Lamps, Both Sides

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2004 Peterbilt 378 Marker Lamps For Sale - Both Sides - Used - May have some cosmetic blemishes (see photos). Give us a shout by phone, email, or text. We ship everywhere. everywhere.,...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2004
Stock NumberPT-0653-48
MLS Number11652216
CategoryExterior Misc. Parts
Last Updated3/19/2026
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
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Lomoca Inc.
Used 1998 Peterbilt 378 Front Air Cleaner Chrome Amber LED Parking Lights

Used 1998 Peterbilt 378 Front Air Cleaner Chrome Amber LED Parking Lights

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1998 Peterbilt 378 Front Air Cleaner Chrome Amber LED Parking Lights - Used - May have some cosmetic blemishes (see photos). Got questions or need more information? Give us a shout by phone,...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1998
Stock NumberPT-0460-54
MLS Number11647855
CategoryExterior Misc. Parts
Last Updated3/19/2026
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
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Lomoca Inc.
Used 1998 Peterbilt 378 Marker Lamps Set

Used 1998 Peterbilt 378 Marker Lamps Set

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1998 Peterbilt 378 Marker Lamps Set - Used - May have some cosmetic blemishes (see photos). Got questions or need more information? Give us a shout by phone, email, or text. We ship...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1998
Stock NumberPT-0460-52
MLS Number11647853
CategoryExterior Misc. Parts
Last Updated3/19/2026
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
NUMBERCall Seller
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Lomoca Inc.
1998 Peterbilt 378 Chrome Hand Rail Support / Grab Handle

1998 Peterbilt 378 Chrome Hand Rail Support / Grab Handle

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1998 Peterbilt 378 Chrome Hand Rail Support / Grab Handle - Used - May have some cosmetic blemishes (see photos). Got questions or need more information? Give us a shout by phone, email, or...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1998
Stock NumberPT-0460-51
MLS Number11647852
CategoryExterior Misc. Parts
Last Updated3/19/2026
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
NUMBERCall Seller
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Lomoca Inc.
Peterbilt 378 Radio

1998 Peterbilt 378 Radio

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1998 Peterbilt 378 Radio - Used - May have some cosmetic blemishes (see photos). Got questions or need more information? Give us a shout by phone, email, or text. We ship everywhere.
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1998
Stock NumberPT-0460-45
MLS Number11647848
CategoryRadios
Last Updated4/10/2024
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
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Lomoca Inc.
Peterbilt 378 Hood Hinge

2005 Peterbilt 378 Hood Hinge

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2005 Peterbilt 378 Hood Hinge For Sale P/N 1304708 - Used - May have some cosmetic blemishes (see photos). Give us a shout by phone, email, or text. We ship everywhere.
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2005
Part Number1304708
Stock NumberPT-0625-40
MLS Number11396433
CategoryHood Hinges
Last Updated10/9/2024
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
NUMBERCall Seller
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Lomoca Inc.
Peterbilt 378 Exhaust Pipe

2005 Peterbilt 378 Exhaust Pipe

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2005 Peterbilt 378 Exhaust Y-Pipe For Sale - Used - May have some cosmetic blemishes (see photos). Give us a shout by phone, email, or text. We ship everywhere.
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2005
Stock NumberPT-0625-39
MLS Number11396432
CategoryExhaust Pipes
Last Updated10/9/2024
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
NUMBERCall Seller
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Lomoca Inc.
Peterbilt 378 Interior Part

2005 Peterbilt 378 Interior Part

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Peterbilt 378 Sleeper Headliner - Used This sleeper headliner is from a 2005 Peterbilt 378 truck. It has been inspected by our team to ensure its quality. Have questions or need more info...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2005
Stock NumberPT-0625-52
MLS Number11647905
CategoryInterior Misc. Parts
Last Updated3/15/2024
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
NUMBERCall Seller
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Lomoca Inc.
Peterbilt 378 Right Door

2007 Peterbilt 378 Right Door

$749.98 USD
2007 PETERBILT 378 Used Passenger Door, W/ Power Locks Window, W/Vent WIndow We Ship Worldwide! Call Now For A Shipping Estimate! Power: Yes Make: PETERBILT Model: 378 Side: Right - Mileage...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2007
SideRIGHT
Stock Number6579
MLS Number9732371
CategoryDoors
Last Updated12/2/2025
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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