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Peterbilt 388 Exterior Parts

Upgrade your Peterbilt 388 with our premium exterior parts selection, including day cab conversion kits, sleeper accessories, replacement windshield wipers, and cowl panels.
  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • 3 Inch Paintable Sleeper Panels W/ 14 - 3/4 Inch Round Amber/Amber Downglow LEDs

    3 Inch Paintable Sleeper Panels W/ 14 - 3/4 Inch Round Amber/Amber Downglow LEDs

    PHOENIX DESIGN

    $277.99
    3 Inch Paintable Sleeper Panels W/ 14 - 3/4 Inch Round Amber LED Amber Lens Downglow Lights* High Quality Sleeper Panels* Made Of Galvanized Steel* Paintable * 48/58 Inch* 3 Inch Tall * 7 3/4 Inch...
    01-101200490
    SKU:
    01-101200490
    Light Options:
    With Lights
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Finish Options:
    Paintable
    Make:
    Peterbilt
    Length Options:
    58 Inch
    Product Type:
    Exterior
    $277.99
    Qty in Cart: 0
    Price:
    $277.99
    Subtotal:
  • 6.5 Inch Stainless Steel Sleeper Panels W/ 14 - 3/4 Inch Round Downglow Light Holes

    6.5 Inch Stainless Steel Sleeper Panels W/ 14 - 3/4 Inch Round Downglow Light Holes

    PHOENIX DESIGN

    $321.99
    6.5 Inch Stainless Steel Sleeper Panels W/ 14 - 3/4 Inch Round Downglow Light Holes* High Quality Sleeper Panels* Made Of 304 Stainless Steel* 48/58 Inch * 6.5 Inch Tall* With 7 - 3/4-Inch Round...
    01-101200489
    SKU:
    01-101200489
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Finish Options:
    Polished
    Length Options:
    58 Inch
    Light Options:
    Without Lights
    Product Type:
    Exterior
    $321.99
    Qty in Cart: 0
    Price:
    $321.99
    Subtotal:
  • 6.5 Inch Stainless Steel Sleeper Panels W/ 14 - 3/4 Inch Round Amber/Clear Downglow LEDs

    6.5 Inch Stainless Steel Sleeper Panels W/ 14 - 3/4 Inch Round Amber/Clear Downglow LEDs

    PHOENIX DESIGN

    $377.99
    6.5 Inch Stainless Steel Sleeper Panels W/ 14 - 3/4 Inch Round Amber LED Clear Lens Downglow Lights* High Quality Sleeper Panels* Made Of 304 Stainless Steel* 48/58 Inch* 6.5 Inch * 7 - 3/4 Inch...
    01-101200488
    SKU:
    01-101200488
    Location:
    Made In USA
    Light Options:
    With Lights
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Finish Options:
    Paintable
    Length Options:
    58 Inch
    Product Type:
    Exterior
    $377.99
    Qty in Cart: 0
    Price:
    $377.99
    Subtotal:
  • 6.5 Inch Stainless Steel Sleeper Panels W/ 14 - 3/4 Inch Round Amber/Amber Downglow LEDs

    6.5 Inch Stainless Steel Sleeper Panels W/ 14 - 3/4 Inch Round Amber/Amber Downglow LEDs

    PHOENIX DESIGN

    $377.99
    6.5 Inch Stainless Steel Sleeper Panels W/ 14 - 3/4 Inch Round Amber LED Amber Lens Downglow Lights* High Quality Sleeper Panels* Made Of 304 Stainless Steel* 48/58 Inch * 6.5 Inch Tall * 7 - 3/4...
    01-101200487
    SKU:
    01-101200487
    Location:
    Made In USA
    Light Options:
    With Lights
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Finish Options:
    Polished
    Length Options:
    58 Inch
    Product Type:
    Exterior
    $377.99
    Qty in Cart: 0
    Price:
    $377.99
    Subtotal:
  • On Sale
    Limited Quantity Available
    4 Inch Stainless Steel Sleeper Panels W/ 14 - 3/4 Inch Round Downglow Light Holes

    4 Inch Stainless Steel Sleeper Panels W/ 14 - 3/4 Inch Round Downglow Light Holes

    PHOENIX DESIGN

    Now: $177.79
    Was: $276.99
    4 Inch Stainless Steel Sleeper Panels W/ 14 - 3/4 Inch Round Downglow Light Holes* High Quality Sleeper Panels* Made Of 304 Stainless Steel* 48/58 Inch * 4 Inch Tall* With 7 - 3/4 Inch Round Downglow...
    01-101200486
    SKU:
    01-101200486
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Finish Options:
    Polished
    Length Options:
    58 Inch
    Light Options:
    Without Lights
    Product Type:
    Exterior
    Ready To Ship:
    Yes
    Now: $177.79
    Was: $276.99
    Qty in Cart: 0
    Price:
    Now: $177.79
    Was: $276.99
    Subtotal:
  • On Sale
    Limited Quantity Available
    4 Inch Stainless Steel Sleeper Panels W/ 14 - 3/4 Inch Round Amber/Clear Downglow LEDs

    4 Inch Stainless Steel Sleeper Panels W/ 14 - 3/4 Inch Round Amber/Clear Downglow LEDs

    PHOENIX DESIGN

    Now: $249.89
    Was: $356.99
    4 Inch Stainless Steel Sleeper Panels W/ 14 - 3/4 Inch Round Amber LED Clear Lens Downglow Lights* High Quality Sleeper Panels* Made Of 304 Stainless Steel* 48/58 Inch * 4 Inch * 7 - 3/4 Inch...
    01-101200485
    SKU:
    01-101200485
    Location:
    Made In USA
    Light Options:
    With Lights
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Finish Options:
    Paintable
    Length Options:
    58 Inch
    Product Type:
    Exterior
    Ready To Ship:
    Yes
    Now: $249.89
    Was: $356.99
    Qty in Cart: 0
    Price:
    Now: $249.89
    Was: $356.99
    Subtotal:
  • 4 Inch Stainless Steel Sleeper Panels W/ 14 - 3/4 Inch Round Amber/Amber Downglow LEDs

    4 Inch Stainless Steel Sleeper Panels W/ 14 - 3/4 Inch Round Amber/Amber Downglow LEDs

    PHOENIX DESIGN

    $364.99
    4 Inch Stainless Steel Sleeper Panels W/ 14 - 3/4 Inch Round Amber LED Amber Lens Downglow Lights* High Quality Sleeper Panels* Made Of 304 Stainless Steel* 48/58 Inch * 4 Inch Tall * 7 - 3/4 Inch...
    01-101200484
    SKU:
    01-101200484
    Light Options:
    With Lights
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Finish Options:
    Polished
    Length Options:
    58 Inch
    Product Type:
    Exterior
    $364.99
    Qty in Cart: 0
    Price:
    $364.99
    Subtotal:
  • 3 Inch Stainless Steel Sleeper Panels W/ 14 - 3/4 Inch Round Downglow Light Holes

    3 Inch Stainless Steel Sleeper Panels W/ 14 - 3/4 Inch Round Downglow Light Holes

    PHOENIX DESIGN

    $266.99
    3 Inch Stainless Steel Sleeper Panels W/ 14 - 3/4 Inch Round Downglow Light Holes* High Quality Sleeper Panels* Made Of 304 Stainless Steel* 48/58 Inch * 3 Inch Tall * With 7 - 3/4 Inch Round...
    01-101200483
    SKU:
    01-101200483
    Location:
    Made In USA
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Finish Options:
    Polished
    Length Options:
    58 Inch
    Light Options:
    Without Lights
    Product Type:
    Exterior
    $266.99
    Qty in Cart: 0
    Price:
    $266.99
    Subtotal:
  • On Sale
    Limited Quantity Available
    3 Inch Stainless Steel Sleeper Panels W/ 14 - 3/4 Inch Round Amber/Clear Downglow LEDs

    3 Inch Stainless Steel Sleeper Panels W/ 14 - 3/4 Inch Round Amber/Clear Downglow LEDs

    PHOENIX DESIGN

    Now: $243.59
    Was: $347.99
    3 Inch Stainless Steel Sleeper Panels W/ 14 - 3/4 Inch Round Amber LED Clear Lens Downglow Lights* High Quality Sleeper Panels* Made Of 304 Stainless Steel* 48/58 Inch * 3 Inch * 7 - 3/4 Inch Round...
    01-101200482
    SKU:
    01-101200482
    Location:
    Made In USA
    Light Options:
    With Lights
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Finish Options:
    Paintable
    Length Options:
    58 Inch
    Product Type:
    Exterior
    Ready To Ship:
    Yes
    Now: $243.59
    Was: $347.99
    Qty in Cart: 0
    Price:
    Now: $243.59
    Was: $347.99
    Subtotal:
  • 3 Inch Stainless Steel Sleeper Panels W/ 14 - 3/4 Inch Round Amber/Amber Downglow LEDs

    3 Inch Stainless Steel Sleeper Panels W/ 14 - 3/4 Inch Round Amber/Amber Downglow LEDs

    PHOENIX DESIGN

    $354.99
    3 Inch Stainless Steel Sleeper Panels W/ 14 - 3/4 Inch Round Amber/Amber Downglow LEDs* High Quality Sleeper Panels* Made Of 304 Stainless Steel* 48/58 Inch* 6.5 Inch * 7 - 3/4 Inch Round Downglow...
    01-101200481
    SKU:
    01-101200481
    Light Options:
    With Lights
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Finish Options:
    Polished
    Length Options:
    58 Inch
    Product Type:
    Exterior
    $354.99
    Qty in Cart: 0
    Price:
    $354.99
    Subtotal:
  • 6.5 Inch Paintable Sleeper Panels W/ 10 - 3/4 Inch Round Downglow Light Holes For Peterbilt 378, 379, 388, 389

    6.5 Inch Paintable Sleeper Panels W/ 10 - 3/4 Inch Round Downglow Light Holes For Peterbilt 378, 379, 388, 389

    PHOENIX DESIGN

    $187.99
    6.5 Inch Paintable Sleeper Panels W/ 10 - 3/4 Inch Round Downglow Light Holes* High Quality Sleeper Panels* Made Of Galvanized Steel* Paintable * 36/44 Inch * 6.5 Inch Tall * With 5 3/4-Inch Round...
    01-101200480
    SKU:
    01-101200480
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Finish Options:
    Paintable
    Make:
    Peterbilt
    Length Options:
    44 Inch
    Light Options:
    Without Lights
    Product Type:
    Exterior
    $187.99
    Qty in Cart: 0
    Price:
    $187.99
    Subtotal:
  • 6.5 Inch Paintable Sleeper Panels W/ 10 - 3/4 Inch Round Amber/Clear Downglow LEDs For Peterbilt 378, 379, 388, 389

    6.5 Inch Paintable Sleeper Panels W/ 10 - 3/4 Inch Round Amber/Clear Downglow LEDs For Peterbilt 378, 379, 388, 389

    PHOENIX DESIGN

    $249.99
    6.5 Inch Paintable Sleeper Panels W/ 10 - 3/4 Inch Round Amber/Clear Downglow LEDs* High Quality Sleeper Panels* Made Of Galvanized Steel* Paintable* 36/44 Inches* 6.5 Inches Tall * 5 - 3/4 Inch...
    01-101200479
    SKU:
    01-101200479
    Light Options:
    With Lights
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Finish Options:
    Paintable
    Make:
    Peterbilt
    Length Options:
    44 Inch
    Product Type:
    Exterior
    $249.99
    Qty in Cart: 0
    Price:
    $249.99
    Subtotal:
  • 6.5 Inch Paintable Sleeper Panels W/ 10 - 3/4 Inch Round Amber/Amber Downglow LEDs For Peterbilt 378, 379, 388, 389

    6.5 Inch Paintable Sleeper Panels W/ 10 - 3/4 Inch Round Amber/Amber Downglow LEDs For Peterbilt 378, 379, 388, 389

    PHOENIX DESIGN

    $249.99
    6.5 Inch Paintable Sleeper Panels W/ 10 - 3/4 Inch Round Amber/Amber Downglow LEDs* High Quality Sleeper Panels* Made Of Galvanized Steel* Paintable* 36/44 Inch * 6.5 Inches Tall * 5 - 3/4 Inch Round...
    01-101200478
    SKU:
    01-101200478
    Light Options:
    With Lights
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Finish Options:
    Paintable
    Make:
    Peterbilt
    Length Options:
    44 Inch
    Product Type:
    Exterior
    $249.99
    Qty in Cart: 0
    Price:
    $249.99
    Subtotal:
  • 4 Inch Paintable Sleeper Panels W/ 10 - 3/4 Inch Round Downglow Light Holes For Peterbilt 378, 379, 388, 389

    4 Inch Paintable Sleeper Panels W/ 10 - 3/4 Inch Round Downglow Light Holes For Peterbilt 378, 379, 388, 389

    PHOENIX DESIGN

    $186.99
    4 Inch Paintable Sleeper Panels W/ 10 - 3/4 Inch Round Downglow Light Holes* High Quality Sleeper Panels* Made Of Galvanized Steel* Paintable * 36/44 Inch * 4 Inch Tall* With 5 3/4-Inch Round...
    01-101200477
    SKU:
    01-101200477
    Location:
    Made In USA
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Finish Options:
    Paintable
    Make:
    Peterbilt
    Length Options:
    44 Inch
    Light Options:
    Without Lights
    Product Type:
    Exterior
    $186.99
    Qty in Cart: 0
    Price:
    $186.99
    Subtotal:
  • 4 Inch Paintable Sleeper Panels W/ 10 - 3/4 Inch Round Amber/Clear Downglow LEDs For Peterbilt 378, 379, 388, 389

    4 Inch Paintable Sleeper Panels W/ 10 - 3/4 Inch Round Amber/Clear Downglow LEDs For Peterbilt 378, 379, 388, 389

    PHOENIX DESIGN

    $242.99
    4 Inch Paintable Sleeper Panels W/ 10 - 3/4 Inch Round Amber LED Clear Lens Downglow Lights* High Quality Sleeper Panels* Made Of Galvanized Steel* Paintable* Amber LED/Clear Lens* 5 - 3/4 Inch Round...
    01-101200476
    SKU:
    01-101200476
    Light Options:
    With Lights
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Finish Options:
    Paintable
    Make:
    Peterbilt
    Length Options:
    44 Inch
    Product Type:
    Exterior
    $242.99
    Qty in Cart: 0
    Price:
    $242.99
    Subtotal:
  • 4 Inch Paintable Sleeper Panels W/ 10 - 3/4 Inch Round Amber/Amber Downglow LEDs For Peterbilt 378, 379, 388, 389

    4 Inch Paintable Sleeper Panels W/ 10 - 3/4 Inch Round Amber/Amber Downglow LEDs For Peterbilt 378, 379, 388, 389

    PHOENIX DESIGN

    $242.99
    4 Inch Paintable Sleeper Panels W/ 10 - 3/4 Inch Round Amber LED Amber Lens Downglow Lights* High Quality Sleeper Panels* Made Of Galvanized Steel* Paintable* 4 Inch * With 5 - 3/4 Inch Round...
    01-101200475
    SKU:
    01-101200475
    Location:
    Made In USA
    Light Options:
    With Lights
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Finish Options:
    Paintable
    Make:
    Peterbilt
    Length Options:
    44 Inch
    Product Type:
    Exterior
    $242.99
    Qty in Cart: 0
    Price:
    $242.99
    Subtotal:
  • 3 Inch Paintable Sleeper Panels W/ 10 - 3/4 Inch Round Downglow Light Holes For Peterbilt 378, 379, 388

    3 Inch Paintable Sleeper Panels W/ 10 - 3/4 Inch Round Downglow Light Holes For Peterbilt 378, 379, 388

    PHOENIX DESIGN

    $177.99
    3 Inch Paintable Sleeper Panels W/ 10 - 3/4 Inch Round Downglow Light Holes* High Quality Sleeper Panels* Made Of Galvanized Steel* Paintable * 36/44 Inch * 3 Inch Tall * With 5 - 3/4 Inch Round...
    01-101200474
    SKU:
    01-101200474
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Finish Options:
    Paintable
    Make:
    Peterbilt
    Length Options:
    44 Inch
    Light Options:
    Without Lights
    Product Type:
    Exterior
    $177.99
    Qty in Cart: 0
    Price:
    $177.99
    Subtotal:
  • 3 Inch Paintable Sleeper Panels W/ 10 - 3/4 Inch Round Amber/Clear Downglow LEDs

    3 Inch Paintable Sleeper Panels W/ 10 - 3/4 Inch Round Amber/Clear Downglow LEDs

    PHOENIX DESIGN

    $235.99
    3 Inch Paintable Sleeper Panels W/ 10 - 3/4 Inch Round Amber LED Clear Lens Downglow Lights* High Quality Sleeper Panels* Made Of Galvanized Steel* Paintable* 5 - 3/4 Inch Round Lights * Amber...
    01-101200473
    SKU:
    01-101200473
    Location:
    Made In USA
    Light Options:
    With Lights
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Finish Options:
    Paintable
    Make:
    Peterbilt
    Length Options:
    44 Inch
    Product Type:
    Exterior
    $235.99
    Qty in Cart: 0
    Price:
    $235.99
    Subtotal:
  • 3 Inch Paintable Sleeper Panels W/ 10 - 3/4 Inch Round Amber/Amber Downglow LEDs

    3 Inch Paintable Sleeper Panels W/ 10 - 3/4 Inch Round Amber/Amber Downglow LEDs

    PHOENIX DESIGN

    $235.99
    3 Inch Paintable Sleeper Panels W/ 10 - 3/4 Inch Round Amber LED Amber Lens Downglow Lights* High Quality Sleeper Panels* Made Of Galvanized Steel* Paintable* Amber LED/Amber Lens* Sold As Pair* Made...
    01-101200472
    SKU:
    01-101200472
    Location:
    Made In USA
    Light Options:
    With Lights
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Finish Options:
    Paintable
    Make:
    Peterbilt
    Length Options:
    44 Inch
    Product Type:
    Exterior
    $235.99
    Qty in Cart: 0
    Price:
    $235.99
    Subtotal:
  • 6.5 Inch Stainless Steel Sleeper Panels W/ 10 - 3/4 Inch Round Downglow Light Holes

    6.5 Inch Stainless Steel Sleeper Panels W/ 10 - 3/4 Inch Round Downglow Light Holes

    PHOENIX DESIGN

    $235.99
    6.5 Inch Stainless Steel Sleeper Panels W/ 10 - 3/4 Inch Round Downglow Light Holes* High Quality Sleeper Panels* Made Of 304 Stainless Steel* 36/44 Inch * 6.5 Inch Tall * With 5 - 3/4 Inch Round...
    01-101200471
    SKU:
    01-101200471
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Finish Options:
    Polished
    Length Options:
    44 Inch
    Light Options:
    Without Lights
    Product Type:
    Exterior
    $235.99
    Qty in Cart: 0
    Price:
    $235.99
    Subtotal:
  • Total: items /

Adding your products to cart

Our lineup of aftermarket Peterbilt 388 exterior parts include accessories for your cab and sleeper area. Selecting the right type of aftermarket sleeper roof trim or side window trim can serve to match the overall aesthetic of your Peterbilt 388 by complementing its truck hood trim or its incandescent accent cab lights. The customizations are pretty much endless, especially if you have a particular vision for how you want the exterior of your cab to look. By investing in the right aftermarket punch grilles, you can further accentuate the overall style of your truck, making it even more unique and iconic. Our extensive product lineup of polished, stainless steel exterior cab trim pieces can seamlessly match your Peterbilt 388 bumper style so that you get a uniform look. Now, if you're looking to start turning heads while on the open road, consider investing in exterior accessories like a full wrap sleeper bar, polished aluminum sleeper panels, or a 3-piece stainless steel roof trim kit. Choosing the right item from our exterior parts lineup is the perfect way to achieve that sleek, stylish look for your Peterbilt 388 at a competitive price point. If you need help deciding on the right piece, give our team a call!

Frequently Asked Questions About Peterbilt 388 Exterior Parts

What year models does the Peterbilt 388 bumper fit, and are there any compatibility issues I should know about?

Peterbilt 388 bumpers are designed specifically for model years 2006-2015. While the mounting points remained consistent throughout production, there are slight variations between early models (2006-2010) and later models (2011-2015) regarding fog light cutouts and sensor mounting provisions. Always verify your specific OEM and model year before ordering, as some 388s built for specialized applications may have unique mounting configurations.

What's the difference between chrome, stainless steel, and aluminum bumpers for my 388?

Chrome-plated steel bumpers offer the classic mirror finish but require regular polishing and can rust if the chrome chips. Stainless steel bumpers (typically 304-grade) provide excellent corrosion resistance and maintain their shine with minimal maintenance, though they're heavier and more expensive. Aluminum bumpers are the lightest option, won't rust, and take polish well, but they're more prone to denting and may show scratches more easily. For trucks in northern climates with road salt exposure, stainless steel typically offers the best long-term value.

Can I install a new bumper myself, or do I need special tools and expertise?

While bumper installation is possible for experienced DIYers, it typically requires two people, a floor jack or bumper stand, and basic hand tools including 3/4" and 7/8" wrenches. The bumper weighs between 85-120 pounds depending on material. Most installations take 2-3 hours. Common challenges include aligning mounting brackets, reconnecting fog lights and sensors, and ensuring proper fitment around the grille. Many customers find it worthwhile to have a shop install it, typically costing $200-400 in labor.

How do I match my existing exterior accessories when replacing just the bumper?

The most common finish mismatch occurs between older chrome and new chrome due to weathering. To ensure the best match, consider the age and condition of your existing chrome or stainless accessories. For trucks with mixed finishes, upgrading to all stainless steel components over time often provides the most uniform appearance. When ordering, specify if you need standard 16" or extended 18" bumpers, and whether you need cutouts for tow hooks, fog lights, or air dam provisions.

What's included with the bumper, and what additional parts might I need?

Most aftermarket Peterbilt 388 bumpers come as the bumper shell only. You'll typically need to purchase separately: mounting brackets (if not reusing OEM), bumper bolts, fog light brackets, license plate holder, and any chrome or stainless steel end caps. If upgrading from steel to aluminum, you may need different mounting hardware due to galvanic corrosion concerns. Budget an additional $100-300 for these accessories depending on your configuration.


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