Peterbilt 378 For Sale

2007 Peterbilt 378 Right Battery Box Step

Newly Listed

$150 USD

2007 Peterbilt 378 Battery Box Step, Right Side, Aluminum, Need Length, Need Width

Condition	Used
L x W	NA x NA
Fits To Make(s)	PETERBILT
Fits To Model(s)	378
Side	Right
Stock Number	2541572
MLS Number	14220313
Category	Steps (Frame, Fuel Tank, Fairing)
Last Updated	3/3/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

2004 Peterbilt 378 Air Cleaner / Air Filter Housing

Newly Listed

$75 USD

Condition	Used
Fits To Make(s)	PETERBILT
Fits To Model(s)	378
Stock Number	2198678
MLS Number	14214408
Category	Air Cleaners / Air Filter Housings
Last Updated	3/2/2026
Location	Antioch, TN, US
Sold By	LKQ Heavy Truck

2004 Peterbilt 378 Air Cleaner / Air Filter Housing

Newly Listed

$75 USD

13 INCH PETERBILT AIR CLEANER BRACKET

Condition	Used
Fits To Make(s)	PETERBILT
Fits To Model(s)	378
Stock Number	2198677
MLS Number	14214407
Category	Air Cleaners / Air Filter Housings
Last Updated	3/2/2026
Location	Antioch, TN, US
Sold By	LKQ Heavy Truck

Peterbilt 378 Radiator Shroud

Newly Listed

$130.16 USD

1995-2004 PETERBILT 379/357/377/378 FIBERGLASS FAN SURROUND, WHITE, 35 1/2" WIDE.

Quantity	2
Condition	New
Fits To Make(s)	PETERBILT
Fits To Model(s)	378
Stock Number	RFV PT0141
MLS Number	14213854
Category	Radiator Shrouds
Last Updated	3/2/2026
Location	Antioch, TN, US
Sold By	LKQ Heavy Truck

2007 Peterbilt 378 Exhaust Stack

Newly Listed

$125 USD

2007 Peterbilt 378 Exhaust Component, Exhaust Cover/Shield

Condition	Used
Fits To Make(s)	PETERBILT
Fits To Model(s)	378
Stock Number	2541571
MLS Number	14203348
Category	Exhaust Stacks
Last Updated	3/1/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

Peterbilt 378

Newly Listed

$17.68 USD

HOOD BUMPER POLY PETERBILT 377/378

Quantity	4
Condition	New
Fits To Make(s)	PETERBILT
Fits To Model(s)	378
Stock Number	ATM M13351UB
MLS Number	14195820
Category	Body Misc. Parts
Last Updated	3/1/2026
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

2001 Peterbilt 378 Suspension Crossmember / K-Frame

Newly Listed

$175 USD

USED PETERBILT LOW AIR LEAF CROSSMEMBER - POSITION # 4

Condition	Used
Fits To Make(s)	PETERBILT
Fits To Model(s)	378
Stock Number	2537534
MLS Number	14191131
Category	Suspension Crossmembers / K-Frames
Last Updated	3/1/2026
Location	Henderson, CO, US
Sold By	LKQ Heavy Truck

2001 Peterbilt 378 Suspension Crossmember / K-Frame

Newly Listed

$175 USD

USED PETE LOW AIRLEAF CROSS MEMEBER - POSITION # 1

Condition	Used
Fits To Make(s)	PETERBILT
Fits To Model(s)	378
Stock Number	2537531
MLS Number	14191130
Category	Suspension Crossmembers / K-Frames
Last Updated	3/1/2026
Location	Henderson, CO, US
Sold By	LKQ Heavy Truck

1990 Peterbilt 378 Left Spring Hanger

Price Drop $130.24 USD

PETE AIR TRAC, CASTING 01-48280, 12370AA

Quantity	3
Condition	Used
Fits To Make(s)	PETERBILT
Fits To Model(s)	378
Side	Left
Stock Number	2086667
MLS Number	11333463
Category	Spring Hangers
Last Updated	3/1/2026
Location	Henderson, CO, US
Sold By	LKQ Heavy Truck

1990 Peterbilt 378 Fuel Tank Strap / Bracket

Newly Listed

$125.24 USD

26" PETERBILT FUEL TANK BRACKETS WITH STRAPS

Quantity	2
Condition	Used
Fits To Make(s)	PETERBILT
Fits To Model(s)	378
Stock Number	2085321
MLS Number	14190503
Category	Fuel Tank Straps & Brackets
Last Updated	3/1/2026
Location	Henderson, CO, US
Sold By	LKQ Heavy Truck

Peterbilt 378 Parking Lamp / Turn Signal

Newly Listed

$62.13 USD

30 LED LOW PROFILE TURN SIGNAL LIGHT - AMBER LED/AMBER LENS, 1987-2007 PETERBILT 378/379/357 ,

Quantity	2
Condition	New
Fits To Make(s)	PETERBILT
Fits To Model(s)	378
Stock Number	UPI 38396
MLS Number	14190467
Category	Parking Lamps / Turn Signals
Last Updated	3/1/2026
Location	Henderson, CO, US
Sold By	LKQ Heavy Truck

1999 Peterbilt 378 Hood Hinge

Newly Listed

$125.24 USD

Hood hinge for 1999 Peterbilt 378, See pictures,

Condition	Used
Fits To Make(s)	PETERBILT
Fits To Model(s)	378
Side	Both
Stock Number	1960198
MLS Number	14190395
Category	Hood Hinges
Last Updated	3/1/2026
Location	Henderson, CO, US
Sold By	LKQ Heavy Truck

Peterbilt Exterior Sun Visor for a Peterbilt 378

Price Drop $195.10 USD

1998 PETERBILT ULTRACAB REGULAR DROP BOW-TIE VISOR

Condition	New
Fits To Make(s)	PETERBILT
Fits To Model(s)	378
Stock Number	RDW 35010
MLS Number	11331939
Category	Sun Visors (Exterior)
Last Updated	3/1/2026
Location	Henderson, CO, US
Sold By	LKQ Heavy Truck

1992 Peterbilt 378 Left Cab Mount

Newly Listed

$125.24 USD

S14E0030 - 1992 PETE 378, 20-16551M000F

Condition	Used
Fits To Make(s)	PETERBILT
Fits To Model(s)	378
Side	Left
Stock Number	1766698
MLS Number	14185155
Category	Cab Mounts
Last Updated	3/1/2026
Location	Spokane Valley, WA, US
Sold By	LKQ Heavy Truck

2001 Peterbilt 378 Right Hood Bracket

Newly Listed

$50 USD

HOOD GUIDE

Condition	Used
Fits To Make(s)	PETERBILT
Fits To Model(s)	378
Side	Right
Stock Number	2540964
MLS Number	14184369
Category	Hood Brackets
Last Updated	3/1/2026
Location	Portland, OR, US
Sold By	LKQ Heavy Truck

2001 Peterbilt 378 Left Hood Bracket

Newly Listed

$50 USD

HOOD GUIDE

Condition	Used
Fits To Make(s)	PETERBILT
Fits To Model(s)	378
Side	Left
Stock Number	2540963
MLS Number	14184368
Category	Hood Brackets
Last Updated	3/1/2026
Location	Portland, OR, US
Sold By	LKQ Heavy Truck

2000 Peterbilt 378 Right Interior Sun Visor

Newly Listed

$60 USD

Condition	Used
Fits To Make(s)	PETERBILT
Fits To Model(s)	378
Side	Right
Stock Number	2541063
MLS Number	14169487
Category	Sun Visors (Interior)
Last Updated	2/28/2026
Location	Tampa, FL, US
Sold By	LKQ Heavy Truck

2000 Peterbilt 378 Left Interior Sun Visor

Newly Listed

$60 USD

Condition	Used
Fits To Make(s)	PETERBILT
Fits To Model(s)	378
Side	Left
Stock Number	2541062
MLS Number	14169486
Category	Sun Visors (Interior)
Last Updated	2/28/2026
Location	Tampa, FL, US
Sold By	LKQ Heavy Truck

(855) 300-___ SHOW
NUMBERCall Seller

Peterbilt 378 Bumper Guard

Peterbilt 378 Exterior Sun Visor

1996 Used Peterbilt 378 Fuel Tank Step

Newly Listed

$275 USD

Used 378 Fuel Tank Step, Length: 30.75", Width: 16.25"

Condition	Used
L x W	30.75" x 16.25"
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Will Fit Year(s)	1996
Part Number	1102437
Stock Number	723-10806
MLS Number	14166294
Category	Steps (Frame, Fuel Tank, Fairing)
Last Updated	2/27/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

(855) 370-___ SHOW
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Peterbilt 378 Radiator Shroud

1997 Peterbilt 378 Door Mirror

Price Drop $345 USD

(USED) Peterbilt 378 Material: STAINLESS Power: NO Heated: YES

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Stock Number	25708942
MLS Number	13193575
Category	Door Mirrors
Last Updated	2/26/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

(844) 909-___ SHOW
NUMBERCall Seller

2002 Peterbilt 378 Day Cab Truck - Cummins 525HP, 18 Speed Manual

Newly Listed

$40,000 USD

2002 Peterbilt 378, 541K Odometer and ECM, Cummins N14 525E, 525 HP, 18 Spd, Full Lockers, 12K Front Axle, 44K Rear Axle, Air Trac, Heat AC, Engine Brakes, Cruise Control, Wet Kit, Wired...

Condition	Used
Usage	541,000 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	525 HP
Engine Model	Cummins N14
Drivetrain	6x4
Transmission	18 Speed Manual
Suspension	4 Bag Air Ride
Rear Axle	Tandem Axle
Rear End	44,000 lb
MLS Number	14162211
Category	Day Cab Semi Trucks
Last Updated	2/27/2026
Location	Paul, ID, US
Sold By	BTR Sales