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Peterbilt 378 Truck Parts For Sale

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Truck Parts (774)
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Air Intake & Filtration (40)   Air Cleaners / Air Filter Housings (20)   Air Transfer Tubes (20)Air Tanks (20)Axles & Differentials (42)   Axle Assemblies, Front (40)   Spindles / Knuckles (2)Battery Box Covers (2)Battery Boxes / Trays (19)Brakes (5)   ABS Control Modules (1)   Air Dryers (3)   Brake Parts (1)Cab Mounts (5)Cab, Body & Interior (279)   Back Windows (1)   Bumpers, Front (16)   Cabs (31)   Dashboards (14)   Door Assemblies, Front (20)   Door Mirrors (22)   Door Vent Glass (1)   Door Window Regulators (2)   Door Windows (1)   Doors (45)   Fender Extensions (2)   Fenders (3)   Grilles (3)   Hood Hinges (2)   Hoods (32)   Interior Misc. Parts (21)   Mirrors (5)   Roof Fairings (1)   Seats (9)   Side View Mirrors (15)   Sleeper Doors (6)   Sleepers (7)   Steering Wheels (3)   Sun Visors (Exterior) (1)   Sun Visors (16)Cooling & HVAC (75)   A/C Compressors (1)   A/C Condensers (3)   Blower Motors (HVAC) (2)   Cooling Assemblies (Rad., Cond., ATAAC) (5)   Fan Blades (1)   Fan Clutches (1)   Heater / AC Climate Control Parts (12)   Intercoolers & Charge Air Coolers (10)   Intercoolers (1)   Radiator Frames (1)   Radiator Overflow Bottles / Surge Tanks (8)   Radiators (30)Electrical & Lighting (38)   Body / Chassis Control Modules (1)   Cab Wiring Harnesses (1)   Door Electrical Switches (1)   Fuse Boxes & Panels (6)   Gauges (4)   Headlight Assemblies (7)   Radios (4)   Side Marker Lamps (1)   Throttle Position Sensors (4)   Windshield Washer Reservoirs (4)   Windshield Wiper Arms (2)   Windshield Wiper Motors (3)Electrical Misc. Parts (1)Engine & Powertrain (5)   Engine Mounts (5)Exhaust & Emissions (18)   Exhaust Assemblies (4)   Exhaust Brackets (12)   Exhaust Pipes (2)   Exhaust Parts (4)Exterior Misc. Parts (14)Frame & Chassis (28)   Brackets, Misc. (7)   Crossmembers (9)   Deck Plates / Catwalk (1)   Frame Horns (10)   Frames (1)Fuel System (52)   Fuel / Water Separators (1)   Fuel Tank Straps & Brackets (13)   Fuel Tanks (Truck) (38)Hood Parts (9)Hydraulics & PTO (3)   Hydraulic Tanks (3)Instrument Panel Clusters (28)Miscellaneous Truck Parts (4)Power Steering Reservoirs (2)Suspension & Steering (61)   Leaf Springs, Front (12)   Power Steering Assemblies (1)   Spring Hangers (3)   Steering Columns (20)   Steering Gears / Racks (2)   Steering Pumps (1)   Steering Shafts (1)   Suspension Crossmembers / K-Frames (6)   Suspension Misc. Parts (8)   Suspensions (7)Tool Boxes (10)Transmission & Driveline (9)   Driveshaft Parts (2)   Driveshafts (7)Truck Bodies / Boxes / Beds (1)Wheels, Tires & Hubs (1)   Mud Flap Hangers (1)
Make
Peterbilt (775)
Model
378 (775)
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For Sale (775)

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Showing 276 - 300 of 775 Listings

276 - 300 of 775 listings
276 - 300 of 775 listings
Peterbilt 378 Front Bumper

1998 Peterbilt 378 Front Bumper

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1998 Peterbilt 378 16" Stainless Steel Bumper - Used - Part has some damage (see photos). Do you have 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
Part NumberTBD
Stock NumberPT-0460-29
MLS Number9989741
CategoryBumpers, Front
Last Updated5/14/2026
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
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Peterbilt 378 Radiator Frame

1998 Peterbilt 378 Radiator Frame

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Peterbilt 378 Radiator Mount - Used. Removed from a 1998 Peterbilt 378 truck, this radiator mount has been visually inspected to ensure part quality. Have questions about our Peterbilt 378...
ConditionUsed
Engine ModelCaterpillar 3406E
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1998
Stock NumberPT-0460-37
MLS Number9989747
CategoryRadiator Frames
Last Updated5/14/2026
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
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Peterbilt 378 Engine Mount

2006 Peterbilt 378 Engine Mount

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Caterpillar C15 engine rear mount. Part # K159980. Call us today, we ship everywhere, Air/Hydraulic: Air/Hydraulic, Engine Make: Caterpillar, Engine Model: C15
ConditionUsed
Engine ModelCaterpillar C15
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2006
Part NumberK159980
Stock NumberC15-PT0451-24
MLS Number10133301
CategoryEngine Mounts
Last Updated5/14/2026
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
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Peterbilt 378 Engine Mount

2006 Peterbilt 378 Engine Mount

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Caterpillar C15 4W5176 front engine mount Part #. Call us today, we ship everywhere, Air/Hydraulic: Air/Hydraulic, Engine Make: Caterpillar, Engine Model: C15
ConditionUsed
Engine ModelCaterpillar C15
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2006
Part Number4W5176
Stock NumberC15-PT0451-26
MLS Number10133302
CategoryEngine Mounts
Last Updated5/14/2026
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
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Lomoca Inc.
Peterbilt 378 Cab Assembly

2005 Peterbilt 378 Cab Assembly

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2005 Peterbilt 378 Cab For Parts - Shell, dash, seats, doors, mirrors, clusters, modules and upholstery sold separately - Used - May have some cosmetic blemishes (see photos). Give us a...
ConditionUsed
Engine ModelCummins ISX
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2005
Stock NumberPT-0625-3
MLS Number10674000
CategoryCabs
Last Updated5/14/2026
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
NUMBERCall Seller
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Lomoca Inc.
Used 2005 Peterbilt 378 Dashboard Gauge Cluster Panel

Used 2005 Peterbilt 378 Dashboard Gauge Cluster Panel

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2005 Peterbilt 378 Dashboard Gauge Cluster Panel 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-0625-6
MLS Number10682861
CategoryHeater / AC Climate Control Parts
Last Updated5/14/2026
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
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Used 2005 Peterbilt 378 Interior Dog House / Cup Holder

Used 2005 Peterbilt 378 Interior Dog House / Cup Holder

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2005 Peterbilt 378 Interior Dog House / Cup Holder For Sale P/N - 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-0625-9
MLS Number10682864
CategoryInterior Misc. Parts
Last Updated5/14/2026
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
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Peterbilt 378 Steering Column

2005 Peterbilt 378 Steering Column

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2005 Peterbilt 378 Steering Column For Sale - Complete with steering shaft, shifters, steering wheel and plastic trimming - Used - May have some cosmetic blemishes (see photos). Got...
ConditionUsed
Engine ModelISX
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2005
Stock NumberPT-0625-10
MLS Number10682865
CategorySteering Columns
Last Updated5/14/2026
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
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Peterbilt 378 Sun Visor

2005 Peterbilt 378 Sun Visor

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2005 Peterbilt 378 Exterior Sun Visor 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-0625-11
MLS Number10682866
CategorySun Visors
Last Updated5/14/2026
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
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Lomoca Inc.
Used 2005 Peterbilt 378 Hood Mirror

Used 2005 Peterbilt 378 Hood Mirror

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2005 Peterbilt 378 Hood Mirror 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-0625-18
MLS Number10682872
CategoryHood Parts
Last Updated5/14/2026
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
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Peterbilt 378 Fuel Tank Strap / Bracket

2005 Peterbilt 378 Fuel Tank Strap / Bracket

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2005 Peterbilt 378 3.5" Fuel Tank Straps For Sale - Used - May have some cosmetic blemishes (see photos). Give us a shout by phone, email, or text. We ship everywhere., Capacity: 150,...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2005
Capacity150
Stock NumberPT-0625-22
MLS Number10682876
CategoryFuel Tank Straps & Brackets
Last Updated5/14/2026
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
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Peterbilt 378 Sleeper

2005 Peterbilt 378 Sleeper

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2005 Peterbilt 378 Sleeper Shell For Sale - Upholstery, cabinets, bunks, fridge and climate control module sold separately - Used - May have some cosmetic blemishes (see photos). Give us a...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2005
Stock NumberPT-0625-24
MLS Number10682878
CategorySleepers
Last Updated5/14/2026
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
NUMBERCall Seller
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Lomoca Inc.
Peterbilt 378 Battery Box

2005 Peterbilt 378 Battery Box

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2005 Peterbilt 378 Battery Box For Sale - Used - Part has some damage (see photos). Give us a shout by phone, email, or text. We ship everywhere., Material: Aluminum
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2005
Stock NumberPT-0625-26
MLS Number10682880
CategoryBattery Boxes / Trays
Last Updated5/14/2026
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
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Lomoca Inc.
Used 2005 Peterbilt 378 Hood Accessories, 55" Length

Used 2005 Peterbilt 378 Hood Accessories, 55" Length

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2005 Peterbilt 378 Hood Accessories For Sale - Length: 55 inch - Latches, headlamps, mirror, plastic hood side vents, hood rest bracket - Used - May have some cosmetic blemishes (see photos)...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2005
Stock NumberPT-0625-29
MLS Number10689996
CategoryHoods
Last Updated5/14/2026
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
NUMBERCall Seller
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Lomoca Inc.
Peterbilt 378 Tool Box

2001 Peterbilt 378 Tool Box

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Peterbilt 378 toolbox, utility box, with steps and cover, Heater not included, passenger side. Box has some damage see pictures for reference. Call for details we ship everywhere., Material:...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2001
Stock NumberPT-0644-11
MLS Number10787869
CategoryTool Boxes
Last Updated5/14/2026
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
NUMBERCall Seller
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Lomoca Inc.
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