Peterbilt 378 For Sale

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76 - 100 of 923 listings

Used 2006 Peterbilt 378 60.5" Complete White Hood

Used 2006 Peterbilt 378 60.5" Complete White Hood

$3,763 USD

(USED) Peterbilt 378 SFA/SBA: SFA Color: WHITE Type: COMPLETE Length: 60.5 COMPLETE HOOD. CRACKS ON PASSENGER SIDE FENDER, BOTH FENDERS HAVE CHIPS ON EDGES, STRESS CRACKING ALONG TOP OF HOOD...

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Stock Number	25795626
MLS Number	13586083
Category	Hoods
Last Updated	3/23/2026
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
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Vander Haag's Inc.

Used Peterbilt 378 Instrument Cluster

1996 Used Peterbilt 378 Instrument Cluster

$900 USD

Used 378 Instrument Cluster

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Will Fit Year(s)	1996
Stock Number	714-11437
MLS Number	14117469
Category	Instrument Panel Clusters
Last Updated	2/27/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

(855) 300-___ SHOW
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Frontier Truck Parts

Peterbilt 378 Exterior Sun Visor

Peterbilt 378 Exterior Sun Visor

$504.35 USD

PETRBILT 2005+ ULTRA/FLAT TOP WITH CAB MIRRORS 10.5IN BLIND MOUNT DARWIN BOWTIE VISOR FOR 2-PIECE FLAT WINDSHIELDS

Quantity	2
Condition	New
Fits To Make(s)	PETERBILT
Fits To Model(s)	378
Stock Number	RDW 35582
MLS Number	11457872
Category	Sun Visors (Exterior)
Last Updated	1/27/2026
Location	Henderson, CO, US
Sold By	LKQ Heavy Truck

(855) 905-___ SHOW
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LKQ Heavy Truck

Peterbilt 378 Gasoline / Fuel Truck - Caterpillar, 10 Speed Manual

2006 Peterbilt 378 Gasoline / Fuel Truck - Caterpillar, 10 Speed Manual

$24,500 USD

2006 PETERBILT 379 CATERPILLAR C13, FLEX AIR SUSPENSION, 10 SPEED TRANSMISSION, ALL ALUMINUM 22.5 WHEELS, HOOD GUARD,,

Condition	Used
Usage	784,891 Miles
Duty Class	Heavy Duty Gasoline / Fuel Truck
Engine Model	Caterpillar C13 ACERT
Drivetrain	6x4
Transmission	10 Speed Manual
Suspension	Air Ride
Rear Axle	Tandem Axle
Rear End	3.58 ratio
Stock Number	635128-PB
MLS Number	12906251
Category	Gasoline / Fuel Trucks
Last Updated	1/24/2026
Location	OGDEN, UT, US
Sold By	Rocky Mountain Truck Parts

(855) 980-___ SHOW
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Rocky Mountain Truck Parts

Used Peterbilt 378 SET, Mud Flap Hangers

2007 Used Peterbilt 378 SET, Mud Flap Hangers

$95 USD

Used 378 SET, Mud Flap Hangers, Dimensions: 7.00"x27.50", Side: Set, Type: J-Type

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Will Fit Year(s)	2007
Side	Set
Stock Number	727-10620
MLS Number	14005184
Category	Mud Flap Hangers
Last Updated	3/21/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

(855) 300-___ SHOW
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Frontier Truck Parts

Used Peterbilt 378 RH Cowl Extension

2007 Used Peterbilt 378 RH Cowl Extension

$150 USD

Used 378 RH Cowl Extension, Position: Front, Side: Passenger, Color: White

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Will Fit Year(s)	2007
Side	Passenger
Part Number	1505181R
Stock Number	785-11217
MLS Number	14005183
Category	Cab Exterior Panels
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

(855) 300-___ SHOW
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Frontier Truck Parts

Used Peterbilt 378 LH Cowl Extension

2007 Used Peterbilt 378 LH Cowl Extension

$150 USD

Used 378 LH Cowl Extension, Position: Front, Side: Driver, Color: White

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Will Fit Year(s)	2007
Side	Driver
Part Number	1505181L
Stock Number	785-11216
MLS Number	14005182
Category	Cab Exterior Panels
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

(855) 300-___ SHOW
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Frontier Truck Parts

Used Peterbilt 378 RH Exhaust Stack

2007 Used Peterbilt 378 RH Exhaust Stack

$850 USD

Used 378 RH Exhaust Stack, Side: Passenger, Style: N/A, Type: Exhaust Stack, Length: 120.00", Width: -

Condition	Used
L x W	120.00" x -
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Will Fit Year(s)	2007
Side	Passenger
Stock Number	639-11793
MLS Number	14005181
Category	Exhaust Parts
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

(855) 300-___ SHOW
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Frontier Truck Parts

Used Peterbilt 378 LH Exhaust Stack

2007 Used Peterbilt 378 LH Exhaust Stack

$850 USD

Used 378 LH Exhaust Stack, Side: Driver, Style: N/A, Type: Exhaust Stack, Length: 122.00", Width: 8.00"

Condition	Used
L x W	122.00" x 8.00"
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Will Fit Year(s)	2007
Side	Driver
Stock Number	639-11792
MLS Number	14005180
Category	Exhaust Parts
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Frontier Truck Parts

Used Peterbilt 378 Fifth Wheel Crossmember

2007 Used Peterbilt 378 Fifth Wheel Crossmember

$361 USD

Used 378 Fifth Wheel Crossmember, W x H x L: 13.25"x9.50"x33.25"

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Will Fit Year(s)	2007
Stock Number	648-12855
MLS Number	13984104
Category	Crossmembers
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Frontier Truck Parts

Used Peterbilt 378 Tool Box

2007 Used Peterbilt 378 Tool Box

$395 USD

Used 378 Tool Box, Side: Passenger, Width: 29.50", Height: 13.25", Material: Aluminum, Steps: Yes, Latch/Strap: N/A

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Will Fit Year(s)	2007
Side	Passenger
Stock Number	693-10341
MLS Number	13984103
Category	Tool Boxes
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

(855) 300-___ SHOW
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Frontier Truck Parts

Used Peterbilt 378 Hood

2007 Used Peterbilt 378 Hood

$2,260 USD

Used 378 Hood, Color: White/Blue, Centerline: 61.00"

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Will Fit Year(s)	2007
Part Number	1304821
Stock Number	612-14952
MLS Number	14044533
Category	Hoods
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

(855) 300-___ SHOW
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Frontier Truck Parts

Used Peterbilt 378 Hood Hinge

Used Peterbilt 378 Hood Hinge

$150 USD

Used 378 Hood Hinge, Side: Passenger

Condition	Used
Side	Passenger
Part Number	1304708R
Stock Number	674-10394
MLS Number	13230510
Category	Hood Hinges
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Frontier Truck Parts

Used Peterbilt 378 RH Door

Used Peterbilt 378 RH Door

$225 USD

Used 378 RH Door, Side: Passenger

Quantity	8
Condition	Used
Side	Passenger
Stock Number	606-13170
MLS Number	11257698
Category	Doors
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Frontier Truck Parts

Used Peterbilt 378 RH Exhaust Stack Bracket

2005 Used Peterbilt 378 RH Exhaust Stack Bracket

$135 USD

Used 378 RH Exhaust Stack Bracket, Side: Passenger, Type: Exhaust Stack Bracket, Length: 7.50", Width: 9.00"

Condition	Used
L x W	7.50" x 9.00"
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Will Fit Year(s)	2005
Side	Passenger
Part Number	1415638R
Stock Number	639-10636
MLS Number	10749402
Category	Exhaust Parts
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

(855) 300-___ SHOW
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Frontier Truck Parts

Used Peterbilt 378 RH Sleeper Door

2005 Used Peterbilt 378 RH Sleeper Door

$162 USD

Used 378 RH Sleeper Door, Side: Passenger, Color: White

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Will Fit Year(s)	2005
Side	Passenger
Stock Number	667-10383
MLS Number	10753112
Category	Sleeper Doors
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Frontier Truck Parts

New Aftermarket Peterbilt 378 5" Drop Chop Window Chop

New Aftermarket Peterbilt 378 5" Drop Chop Window Chop

$68 USD

New Aftermarket 378 5" Drop Chop Window Chop, Position: Cab Exterior, Size: 5", Side: Set, Type: Chopped Window Visor, Material: Steel

Quantity	2
Condition	Used
Side	Set
Part Number	P1068
Stock Number	654-10195
MLS Number	10413603
Category	Sun Visors
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

(855) 300-___ SHOW
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Frontier Truck Parts

New Peterbilt 357/378 119" BBC SFA Hood Shell

New Peterbilt 357/378 119" BBC SFA Hood Shell

Contact for price

New Peterbilt 357/378 119" BBC SFA Hood Shell., Color: White/Sandable Gel Coat, Centerline: 55"

Condition	Used
Part Number	JP-P05
Stock Number	612-12061
MLS Number	8942729
Category	Hoods
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Frontier Truck Parts

Peterbilt 378 Radiator

2007 Peterbilt 378 Radiator

$135 USD

07-05849M000 PIPE-ELBOW INTERMED W/O DRAIN COCK HOLE

Condition	Used
Fits To Make(s)	PETERBILT
Fits To Model(s)	378
Stock Number	103132
MLS Number	13142881
Category	Radiators
Last Updated	1/22/2026
Location	Salt Lake City, UT, US
Sold By	Vriens Truck Parts

(801) 478-___ SHOW
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Vriens Truck Parts

2004 Peterbilt 378 Vacuum Truck - GAPVAX Hydrovac / Air Mover

2004 Peterbilt 378 Vacuum Truck - GAPVAX Hydrovac / Air Mover

$60,000 USD

VACUUM BLOWER HRS: 1,961, WET / DRY HYDROVAC, HYDRAULIC RAISE DUMP 15 CY BODY, WATER SLUDGE PUMP, REAR TAILGATE AUGER, OVERHEAD SUCTION BOOM

Condition	Used
Usage	181,293 Miles
Duty Class	Heavy Duty Vacuum Truck
Upfit Type	Hydrovac
Upfit Make	GAPVAX
Engine Model	Caterpillar C12
Drivetrain	6x4
Transmission	8LL Manual
Suspension	Hendrickson
Rear Axle	Tandem Axle
Rear End	46,000 lb
MLS Number	14097121
Category	Vacuum Trucks
Last Updated	3/14/2026
Location	Jennings,
Sold By	Verified Truck & Equipment

(866) 283-___ SHOW
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Verified Truck & Equipment

Peterbilt 378 Fuse Box

1998 Peterbilt 378 Fuse Box

$848 USD

(USED) Peterbilt 378 Engine : CAT C12 Transmission: VERIFY MOUNTS TO FIREWALL, DOES NOT INCLUDE WIRING

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Stock Number	25697767
MLS Number	13130554
Category	Fuse Boxes & Panels
Last Updated	1/17/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
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Vander Haag's Inc.

Peterbilt 378 Headlight Assembly

2006 Peterbilt 378 Headlight Assembly

$195 USD

LH HEADLAMP MOUNTING BRACKET. HEADLAMP IS DAMAGED

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Will Fit Year(s)	2006
Stock Number	11026-17
MLS Number	14094137
Category	Headlight Assemblies
Last Updated	1/16/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

(833) 541-___ SHOW
NUMBERCall Seller

Holst Truck Parts

Peterbilt 378 Headlight Assembly

2006 Peterbilt 378 Headlight Assembly

$350 USD

RH HEADLAMP ASSY

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Will Fit Year(s)	2006
Stock Number	11026-16
MLS Number	14094136
Category	Headlight Assemblies
Last Updated	1/16/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

(833) 541-___ SHOW
NUMBERCall Seller

Holst Truck Parts

Peterbilt 378 Tool Box

2006 Peterbilt 378 Tool Box

$250 USD

GOOD USED TOOL BOX ASSY 30'' PAINTED/ PAINT NOT GREAT.

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Will Fit Year(s)	2006
Stock Number	11026-11
MLS Number	14091630
Category	Tool Boxes
Last Updated	1/16/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

(833) 541-___ SHOW
NUMBERCall Seller

Holst Truck Parts

Peterbilt 378 Tool Box

2006 Peterbilt 378 Tool Box

$150 USD

USED TOOLBOX ASSY 25'' FAIR CONDITION

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Will Fit Year(s)	2006
Stock Number	11026-12
MLS Number	14091629
Category	Tool Boxes
Last Updated	1/16/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

(833) 541-___ SHOW
NUMBERCall Seller

Holst Truck Parts

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