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- Accessories 21
- Battery Toolboxes & Steps 4
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- Clearance & Marker Lights 82
- Cowl Panels 3
- Dash Accessories 38
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- Fenders & Accessories 2
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- Freightliner 432
- Grille & Surround 5
- Headlight & Accessories 24
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- International 429
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- Mack 421
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- CH 247
- Mack CH Exterior 247
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- Mack CL Exterior 247
- Granite 421
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- Mirrors & Accessories 2
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- Performance parts 1
- Peterbilt 628
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- Steering Wheels & Column Accessories 146
- Sun Visors 23
- TURN & TAIL LIGHT 4
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- Volvo 421
- 800 Series 421
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- 4700 247
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- 4900EPA 255
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- Wheels & Accessories 17
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Filter by Brand
15/16″ x 1 5/8″ Chrome Plastic Bullet Nut Covers – Push-On (50-Pack)
SKU:
10076P50
33mm X 2 3/8″ Chrome Plastic Bullet Nut Covers W/ Flange – Push-On (Color Box Of 20)
SKU:
10075
3/4″ X 1 3/8″ Chrome Plastic Bullet Nut Cover – Push-On (10-Pack)
SKU:
10069P
11/16″ X 1-5/16″ Chrome Plastic Bullet Nut Cover – Push-On (50-Pack)
SKU:
10063P50
11/16″ X 1-5/16″ Chrome Plastic Bullet Nut Cover – Push-On (10-Pack)
SKU:
10063P
1″ x 1 5/8″ Chrome Plastic Bullet Nut Cover – Push-On (10 Pack)
SKU:
10062P
3/8″ X 5/8″ Chrome Die-Cast Acorn Nut Cover (50 pcs/Bag)
SKU:
10026P50
Foam Gaskets For Cab Lights (2 Pcs)
SKU:
30305B-3
7/16″ X 5/8″ Chrome Die-Cast Acorn Nut Cover (50 pcs/Bag)
SKU:
10025P50
Peterbilt 379/378 Cowl Panels – Blank
SKU:
TP-1304
Peterbilt 379/378 Inner Fender Trims (All Years)
SKU:
TFT-PET379F
Peterbilt 379/378 Outer Fender Trims (All Years)
SKU:
TFT-PET379
Peterbilt 5″ Window Chop Tops (2006-2020) – Door Mounted Mirrors | Paintable | Flange
SKU:
TP-1457
Peterbilt 5″ Window Chop Tops (2006-2020) – Cab Mounted Mirrors | Paintable | Flange
SKU:
TP-1456
Peterbilt 5″ Window Chop Tops (2006-2020) – Cab Mounted Mirrors | Paintable
SKU:
TP-1455
Peterbilt 5″ Window Chop Tops (2006-2020) – Door Mounted Mirrors | Paintable
SKU:
TP-1454
Peterbilt Under Door Window Trims (1973-2005) – Rivet Mount
SKU:
TP-1450
Peterbilt Door Window Trim Bezel (2005+)
SKU:
TP-1413
Peterbilt Door Window Trim Bezel (Pre-2005)
SKU:
TP-1412
Peterbilt 37″ Rear Sleeper Window Trim (All Years)
SKU:
TP-1407
Peterbilt Door Window Shades (2005+) – Without Mirror Cutout
SKU:
TP-1402
Peterbilt Cab Mounted Door Window Shades (2005-2012)- Mirror Cutout
SKU:
TP-1401
Peterbilt 5″ Window Chop Tops with Convex Mirror Cutout (All Years) – Cab Mounted Mirrors
SKU:
TP-1446
Frequently Asked Questions
What parts are available for Peterbilt 378 trucks?
Peterbilt 378 trucks use replacement parts such as bumpers, mirrors, grilles, headlights, interior trim, and exterior accessories designed for heavy-duty trucking.
Are Peterbilt 378 aftermarket parts reliable?
Yes. Many aftermarket Peterbilt 378 parts are designed to meet heavy-duty durability standards and provide long service life.
What are common replacement parts for Peterbilt 378 trucks?
Frequently replaced components include headlights, mirrors, bumpers, grille assemblies, and dashboard parts.
Can Peterbilt 378 trucks be upgraded with aftermarket accessories?
Yes. Popular upgrades include LED lighting systems, chrome bumpers, and interior accessories that enhance both style and functionality.
Why is it important to use quality Peterbilt 378 replacement parts?
Using durable replacement parts helps maintain truck safety, reduce downtime, and ensure reliable performance during long hauls.


