Peterbilt 379 Parts

At 4 State Trucks, you’ll find everything you need to keep your iconic 379 model running strong and looking sharp. From bumpers and exhausts to fuel tanks, fenders, and chrome trim, we’ve got Peterbilt accessories and parts designed to fit your specific model year (87’ – 07’). Whether it’s a full-body restoration, a small component replacement, or a custom upgrade, our lineup has what you need.

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Chrome Push On Lug Nut Cover

GRAND GENERAL

MSRP:

Now: $0.35 - $4.78

Was: $0.89

Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of Trucks33MM X 4/16 Inch Chrome Plastic Rocket Lug Nut Cover, Push OnPush On 33MM Rocket Style Lug Nut Cover*...

PPR_300488

SKU:

PPR_300488

Make:

Universal Items

Finish Options:

Chrome-Plated

Height Options:

2 Inch

Height Options:

1 3/8 Inch

Product Type:

Wheels

Diameter Options:

1 1/2 Inch

Height Options:

4 1/4 Inch

Style Options:

Flanged

Height Options:

1 5/8 Inch

Size Options:

33 mm

Diameter Options:

13/16 Inch

Style Options:

Warhead

Material Options:

Plastic/Poly

Style Options:

Full Moon

Height Options:

2 1/2 Inch

Style Options:

Bullet

Truck Class:

Universal

Material Options:

Steel

Style Options:

Spike

Style Options:

Cone

Type Options:

Push On

Style Options:

Top Hat

Ready To Ship:

Yes

MSRP:

Now: $0.35 - $4.78

Was: $0.89

Qty in Cart: 0

Price:

MSRP:

Now: $0.35 - $4.78

Was: $0.89

Subtotal:
Heavy Duty Trailer Pigtail Connection System For Camera(s)

FALCON ELECTRONICS

MSRP:

Now: $115.99 - $157.99

Was:

Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksHeavy Duty Trailer Pigtail Connection System For 1 CameraTrailer Pigtail Connection System For 1...

PPR_300491

SKU:

PPR_300491

Product Type:

Electronics

Make:

Universal Items

MSRP:

Now: $115.99 - $157.99

Was:

Qty in Cart: 0

Price:

MSRP:

Now: $115.99 - $157.99

Was:

Subtotal:
TPHD Chrome Plastic Hub Cover W/ Pointed Center Cap & Spiked Nut Covers

TPHD

MSRP:

Now: $40.79 - $50.99

Was:

Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksTPHD Chrome Plastic Front Hub Cover W/ Pointed Center Cap & Spiked Nut CoversChrome Plastic Front Hub...

PPR_300485

SKU:

PPR_300485

Position:

Rear

Product Type:

Wheels

Finish Options:

Chrome-Plated

Size Options:

33 mm

Material Options:

Plastic/Poly

Style Options:

Pointed

Make:

Universal Items

Ready To Ship:

Yes

MSRP:

Now: $40.79 - $50.99

Was:

Qty in Cart: 0

Price:

MSRP:

Now: $40.79 - $50.99

Was:

Subtotal:
TPHD Chrome Plastic Flat Top Hubcap

TPHD

MSRP:

$9.17

Was:

Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksTPHD Chrome Plastic Front Flat Top HubcapReplacement Chrome Plastic Front Flat Top HubcapGive your...

PPR_300484

SKU:

PPR_300484

Finish Options:

Chrome-Plated

Material Options:

Plastic/Poly

Product Type:

Wheels

Style Options:

Flat Top

Position:

Front

Position:

Rear

Make:

Universal Items

Ready To Ship:

Yes

MSRP:

$9.17

Was:

Qty in Cart: 0

Price:

MSRP:

$9.17

Was:

Subtotal:
License Plate Back Up Wide Angle Camera W/ 4.3 Inch Color LCD Screen

FALCON ELECTRONICS

MSRP:

Now: $107.99 - $145.99

Was:

Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksWired License Plate Back Up Wide Angle Camera W/ 4.3 Inch Color LCD ScreenWired License Plate Back Up...

PPR_300487

SKU:

PPR_300487

Product Type:

Electronics

Width Options:

4 1/4 Inch

Make:

Universal Items

MSRP:

Now: $107.99 - $145.99

Was:

Qty in Cart: 0

Price:

MSRP:

Now: $107.99 - $145.99

Was:

Subtotal:
TPHD Chrome Plastic Pointed Hubcap

TPHD

MSRP:

$9.17

Was:

Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models of TrucksTPHD Chrome Plastic Front Pointed HubcapReplacement Chrome Plastic Front Pointed HubcapMake your truck...

PPR_300483

SKU:

PPR_300483

Material Options:

Plastic/Poly

Position:

Rear

Product Type:

Wheels

Finish Options:

Chrome-Plated

Style Options:

Pointed

Make:

Universal Items

Ready To Ship:

Yes

MSRP:

$9.17

Was:

Qty in Cart: 0

Price:

MSRP:

$9.17

Was:

Subtotal:
Clear Poly 1 Piece Floor - Paintable For Peterbilt 379

SPARETIME FAB

MSRP:

$708.99

Was:

Choose Option(s) to see description.Fitment* Fits Peterbilt 379 1988 thru 2004Clear Poly 1 Piece Floor W/ Shifter Cut Out- Paintable For Peterbilt 379Paintable 1 Piece Poly Floor W/ Shifter Cut Out-...

PPR_300514

SKU:

PPR_300514

Location:

Made In USA

Material Options:

Plastic/Poly

Product Type:

Interior

Finish Options:

Paintable

Make:

Peterbilt

MSRP:

$708.99

Was:

Qty in Cart: 0

Price:

MSRP:

$708.99

Was:

Subtotal:
Heavy Duty 4 Pin Cable For Wired Cameras For 4G MNVR/ MDVR/ Back Up Systems

FALCON ELECTRONICS

MSRP:

Now: $6.67 - $33.93

Was:

Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of Trucks9 Ft Heavy Duty 4 Pin Cable For Wired Cameras9 Ft Cable For 4G MNVR/ MDVR/ Back Up SystemsConnect your...

PPR_300490

SKU:

PPR_300490

Product Type:

Electronics

Length Options:

180 Inch

Length Options:

360 Inch

Make:

Universal Items

Ready To Ship:

Yes

MSRP:

Now: $6.67 - $33.93

Was:

Qty in Cart: 0

Price:

MSRP:

Now: $6.67 - $33.93

Was:

Subtotal:
Prime Gold Dash Cam- 1080P

FALCON ELECTRONICS

MSRP:

$160.99

Was:

Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksPrime Gold Dual Dash Cam- 1080P1080P Prime Gold Dual Dash CamSafeguard your truck and document every...

PPR_300486

SKU:

PPR_300486

Position:

Front

Product Type:

Electronics

Make:

Universal Items

MSRP:

$160.99

Was:

Qty in Cart: 0

Price:

MSRP:

$160.99

Was:

Subtotal:
7- Way Plug Cleaner

VELVAC

MSRP:

$54.99

Was:

Plastic 7- Way Plug Cleaner W/ Stainless Steel BristlesKeep your 7-way electrical connections in peak condition with the 7-Way Plug Cleaner. This high-quality tool features stainless steel brushes...

VV-055034

SKU:

VV-055034

Material Options:

Plastic/Poly

Product Type:

Air, Electrical, & Safety

Make:

Universal Items

MSRP:

$54.99

Was:

Qty in Cart: 0

Price:

MSRP:

$54.99

Was:

Subtotal:
Battery Terminal Brush

VELVAC

MSRP:

$17.87

Was:

Plastic Battery Terminal Brush W/ Stainless Steel BristlesMaintain clean and reliable battery connections with the Battery Terminal Brush. Stainless steel bristles and a durable plastic body allow...

VV-058046

SKU:

VV-058046

Material Options:

Plastic/Poly

Product Type:

Air, Electrical, & Safety

Make:

Universal Items

MSRP:

$17.87

Was:

Qty in Cart: 0

Price:

MSRP:

$17.87

Was:

Subtotal:
7 Oz Aluminum Sprayer For Cleaners And Degreasers

ROCKWOOD

MSRP:

$26.25

Was:

Red Aluminum Sprayer For Cleaners And Degreasers- 7 OzSimplify your cleaning routine with the 7 Oz Aluminum Sprayer for Cleaners and Degreasers. Made from durable red aluminum, this high-quality...

UW2053

SKU:

UW2053

Material Options:

Aluminum

Color:

Red

Product Type:

Polishing

Make:

Universal Items

MSRP:

$26.25

Was:

Qty in Cart: 0

Price:

MSRP:

$26.25

Was:

Subtotal:
Leather, Vinyl And Plastic Cleaner

AFTERMARKET

MSRP:

Now: $38.58 - $103.99

Was:

Choose Option(s) to see description.Leather, Vinyl And Plastic Cleaner- 1 Gallon1 Gallon Leather, Vinyl And Plastic Cleaner* High Quality Leather, Vinyl And Plastic Cleaner* Removes Stains, Oils And...

PPR_300440

SKU:

PPR_300440

Capacity:

1 Gallon

Product Type:

Polishing

Capacity:

5 Gallons

Make:

Universal Items

MSRP:

Now: $38.58 - $103.99

Was:

Qty in Cart: 0

Price:

MSRP:

Now: $38.58 - $103.99

Was:

Subtotal:
Citrus Safetouch All-Purpose Cleaner

AFTERMARKET

MSRP:

Now: $27.86 - $73.99

Was:

Choose Option(s) to see description.Citrus Safetouch All-Purpose Cleaner- 1 Gallon1 Gallon Citrus Safetouch All-Purpose Cleaner* High Quality Citrus Safetouch All-Purpose Cleaner* Not Made With...

PPR_300439

SKU:

PPR_300439

Capacity:

5 Gallons

Product Type:

Polishing

Capacity:

1 Gallon

Make:

Universal Items

Ready To Ship:

Yes

MSRP:

Now: $27.86 - $73.99

Was:

Qty in Cart: 0

Price:

MSRP:

Now: $27.86 - $73.99

Was:

Subtotal:
24 Inch Stainless Steel Rear Air Cleaner Light Panel For International 9900ix

ROADWORKS

MSRP:

Now: $127.99 - $291.99

Was:

Choose Option(s) to see description.Fitment* Fits International 9900 Ix 1999 thru 201124 Inch Stainless Steel Rear Air Cleaner Light Panel W/ 14 Rnd 2 Inch Red- Red LEDs For International 9900ix24...

PPR_300402

SKU:

PPR_300402

Height Options:

24 Inch

Material Options:

Stainless Steel

Truck Class:

Heavy Duty

Style Options:

Donaldson Style

Color:

Red/Clear

Diameter Options:

13 Inch

Light Options:

Without Lights

Location:

Made In USA

Product Type:

Exterior

Color:

Red

Light Options:

With Lights

Position:

Rear

Make:

Universal Items

MSRP:

Now: $127.99 - $291.99

Was:

Qty in Cart: 0

Price:

MSRP:

Now: $127.99 - $291.99

Was:

Subtotal:
Mothers California Gold Cleaner & Paste Wax- 12 Oz

GRAND GENERAL

MSRP:

$34.97

Was:

12 Oz Mothers California Gold Cleaner & Paste WaxAchieve a deep, vibrant shine with Mothers California Gold Cleaner & Paste Wax. This Brazilian carnauba wax combines cleaning, polishing, and...

GG98275

SKU:

GG98275

Product Type:

Polishing

Make:

Universal Items

MSRP:

$34.97

Was:

Qty in Cart: 0

Price:

MSRP:

$34.97

Was:

Subtotal:
Mothers Carpet And Upholstery All Fabric Cleaner- 24 Oz

GRAND GENERAL

MSRP:

$21.88

Was:

24 Oz Mothers Carpet And Upholstery All Fabric CleanerRefresh and clean your truck's fabrics with Mothers Carpet and Upholstery All Fabric Cleaner. This environmentally safe, pH-balanced cleaner...

GG98328

SKU:

GG98328

Product Type:

Polishing

Make:

Universal Items

MSRP:

$21.88

Was:

Qty in Cart: 0

Price:

MSRP:

$21.88

Was:

Subtotal:
Mothers California Gold Liquid Cleaner Wax- 16 Oz

GRAND GENERAL

MSRP:

$21.20

Was:

16 Oz Mothers California Gold Liquid Cleaner WaxRestore your truck's paint to pristine condition with Mothers California Gold Liquid Cleaner Wax. Infused with Brazilian carnauba, this liquid cleaner...

GG98271

SKU:

GG98271

Product Type:

Polishing

Make:

Universal Items

MSRP:

$21.20

Was:

Qty in Cart: 0

Price:

MSRP:

$21.20

Was:

Subtotal:
Mothers Multi-Purpose Chrome Wheel Cleaner- 24 Oz

GRAND GENERAL

MSRP:

$18.95

Was:

24 Oz Mothers Multi-Purpose Chrome Wheel CleanerKeep your wheels gleaming with Mothers Multi-Purpose Chrome Wheel Cleaner. This high-quality cleaner easily removes brake dust, grime, grease, and road...

GG98321

SKU:

GG98321

Product Type:

Polishing

Make:

Universal Items

MSRP:

$18.95

Was:

Qty in Cart: 0

Price:

MSRP:

$18.95

Was:

Subtotal:
Mothers California Gold Pre Wax Cleaner- 16 Oz

GRAND GENERAL

MSRP:

$18.14

Was:

16 Oz Mothers California Gold Pre Wax CleanerPrepare your truck's finish like a pro with Mothers California Gold Pre Wax Cleaner. It removes oxidation, surface contaminants, and minor imperfections...

GG98270

SKU:

GG98270

Product Type:

Polishing

Make:

Universal Items

MSRP:

$18.14

Was:

Qty in Cart: 0

Price:

MSRP:

$18.14

Was:

Subtotal:

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Shop for Repair & Performance Parts for the Peterbilt 379

We stock aftermarket parts from top-tier brands, each engineered to meet or exceed classic OEM Peterbilt 379 parts for both newer and older 379 model years. Replacement parts reduce downtime and can enhance the efficiency of your big rig. Easily swap out worn-out or broken mechanical components: - Turbochargers and exhaust manifolds. - Radiators, heater hoses, and electrical components. -Peterbilt 379 front shocks, air-ride suspension hardware and drivetrain or powertrain replacements. Installing high-quality aftermarket performance upgrades can lead to a positive ROI and stronger performance. Whether your Peterbilt needs an exhaust system upgrade or an extensive suspension rebuild, we've got the parts to get the job done.

Add Polished Chrome Upgrades

Elevate your truck's look with exterior chrome parts: stainless steel visors, grilles, rear fenders, and front bumpers for Peterbilt 379. Add larger Peterbilt diesel fuel storage tanks and a new set of Peterbilt 379 chrome stack tops.

Customize the Interior with Peterbilt 379 Accessories

Our Peterbilt 379 interior accessories let you mix and match designs to fit your truck's theme. For decades, we've helped source parts for drivers to build their custom show trucks. Customizing the interior? If you can dream it, there's likely a product to help you build it. Browse through dash trims, upholstery, dual-tone interior cab lights, vent trim covers, custom foot pedals, and more. Interior accessories help to customize the entirety of your rig. You can add unique rear sleeper window shapes, chrome-polished mirror accessories, cabin doors, and in-cab vinyl flooring kits. When it comes to fine-tuning your custom interior, there are endless options. Filter through a vast selection of products via the materials, design features, sizes, and aftermarket brands that truckers trust. At the bottom of the page, you can review the item details, check for product specs, search for limited-time discounts on popular items, and add the order to cart. Easy.

Frequently Asked Questions About Peterbilt 379 Parts

What years are Peterbilt 379 parts compatible with, and will they fit my specific model?

Most Peterbilt 379 parts fit 1987–2007 trucks, but fitment depends on the exact part and your setup (standard vs extended hood, trim packages, modifications). Always confirm OEM specs and model details before ordering. For custom builds, contact support with your truck info.

What's the difference between aftermarket and OEM Peterbilt 379 parts in terms of quality and durability?

OEM parts match factory specs and usually cost more. Quality aftermarket parts can perform similarly for 30–50% less, especially for chrome and accessories. Look for strong materials (ex: 16-gauge+ bumpers), good plating/finishing, and a warranty—avoid ultra-cheap parts that rust or peel quickly.

How difficult is it to install Peterbilt 379 bumpers and what tools do I need?

Most installs take 2–4 hours with basic tools: socket set (especially 3/4" and 7/8"), torque wrench, jack stands/lift, and ideally a helper. Many bumpers use factory mounts; some may need minor drilling. Rusted hardware and alignment are the usual challenges. Pro install is often $200–$400.

What chrome and finish options are available for Peterbilt 379 parts, and how do they hold up?

Triple chrome: best shine, needs regular upkeep (especially in winter). Powder coat: tough and chip-resistant, less mirror-like. Polished stainless: higher upfront cost, won’t rust, low maintenance. Choose based on climate and how much maintenance you want to do.

Which Peterbilt 379 parts should I prioritize replacing for both appearance and functionality?

Start with safety items (headlights/marker lights). Next, replace rust-prone parts like bumpers, battery boxes, and step plates. Then move to high-impact upgrades like air cleaners and exhaust. Interior items (dash panels, handles) improve daily comfort. Prices can vary. Budget $2,000-5,000 for a comprehensive exterior refresh, or tackle projects individually starting with the most visible or damaged components.