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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
  • SS Sleeper Window Trim For 70 Inch Sleepers For Peterbilt

    SS Sleeper Window Trim For 70 Inch Sleepers For Peterbilt

    ROADWORKS

    $150.99
    Stainless Steel Sleeper Window Trim Fits Peterbilt* High Quality Window Trim* Made Of Stainless Steel* For 70 Inch Sleepers* Made In USA* Sold In Pairs * Warranty On Window Trim Against Defects In...
    01-101307
    SKU:
    01-101307
    Location:
    Made In USA
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Product Type:
    Exterior
    $150.99
    Qty in Cart: 0
    Price:
    $150.99
    Subtotal:
  • FREE SHIPPING OVER $249
    5 Inch Stainless Steel Chop Top With Trim For 70 Inch Slide Sleeper Window For Peterbilt 357, 365, 378, 388, 389, 389 Glider

    5 Inch Stainless Steel Chop Top With Trim For 70 Inch Slide Sleeper Window For Peterbilt 357, 365, 378, 388, 389, 389 Glider

    TRUX ACCESSORIES

    $127.99
    5 Inch Door Chops For 70 Inch Sleeper Side Window Fits Peterbilt* High Quality Side Sleeper Window Trim* Made Of Stainless Steel * For 70 Inch Sleeper* 5 Inch Drop Chop Top Upper Trim* Sold As Pair *...
    01-101300002
    SKU:
    01-101300002
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Height Options:
    5 Inch
    Product Type:
    Exterior
    Ready To Ship:
    Yes
    $127.99
    Qty in Cart: 0
    Price:
    $127.99
    Subtotal:
  • Stainless Steel Sleeper Door Covers For Peterbilt 357, 365, 367, 378, 379, 388, 389 2005-Newer

    Stainless Steel Sleeper Door Covers For Peterbilt 357, 365, 367, 378, 379, 388, 389 2005-Newer

    PHOENIX DESIGN

    $83.99
    Stainless Steel Sleeper Door Covers Fit Peterbilt 357, 365, 367, 378, 379, 388 & 389 2005-Newer* High Quality Sleeper Door Cover* 304 Stainless Steel* Sold Individually* Warranty On Sleeper Door...
    01-101300001
    SKU:
    01-101300001
    Location:
    Made In USA
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Product Type:
    Exterior
    $83.99
    Qty in Cart: 0
    Price:
    $83.99
    Subtotal:
  • On Sale
    Limited Quantity Available
    Stainless Steel Window Trim For Peterbilt 357, 365, 367, 378, 379, 388, 389 W/ Ultra Sleeper

    Stainless Steel Window Trim For Peterbilt 357, 365, 367, 378, 379, 388, 389 W/ Ultra Sleeper

    PHOENIX DESIGN

    Now: $130.89
    Was: $186.99
    Stainless Steel Window Trim Fits Peterbilt 357, 365, 367, 378, 379, 388, 389 W/ Ultra Sleeper* High Quality Window Trim* Made Of 304 Stainless Steel * Sold As Pair* Warranty On Window Trim Against...
    01-101300000
    SKU:
    01-101300000
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Product Type:
    Exterior
    Ready To Ship:
    Yes
    Now: $130.89
    Was: $186.99
    Qty in Cart: 0
    Price:
    Now: $130.89
    Was: $186.99
    Subtotal:
  • CSM 7 X 63 Inch Stainless Steel Sleeper Panels For Peterbilt

    CSM 7 X 63 Inch Stainless Steel Sleeper Panels For Peterbilt

    CHROME SHOP MAFIA

    $405.99
    Sleeper Panels Fits Peterbilt By Chrome Shop MafiaUpgrade your truck with Chrome Shop Mafia stainless sleeper full wrap panels! These panels are designed to fit a 63-inch sleeper and are 7 inches...
    01-10126337
    SKU:
    01-10126337
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Length Options:
    63 Inch
    Finish Options:
    Paintable
    Make:
    Peterbilt
    Light Options:
    Without Lights
    Product Type:
    Exterior
    Ready To Ship:
    Yes
    $405.99
    Qty in Cart: 0
    Price:
    $405.99
    Subtotal:
  • CSM Aluminum 9 X 63 Inch Full Wrap Sleeper Bar For Peterbilt 357, 365, 367, 378, 379, 384, 385, 386, 388, 389

    CSM Aluminum 9 X 63 Inch Full Wrap Sleeper Bar For Peterbilt 357, 365, 367, 378, 379, 384, 385, 386, 388, 389

    CHROME SHOP MAFIA

    $470.99
    Full Wrap Sleeper Bar Fits Peterbilt By Chrome Shop MafiaUpgrade your truck with the Peterbilt 63-inch Full Wrap Sleeper Bar from Chrome Shop Mafia. Crafted from durable 9-inch wide aluminum, this...
    01-10126329
    SKU:
    01-10126329
    Location:
    Made In USA
    Length Options:
    63 Inch
    Height Options:
    9 Inch
    Truck Class:
    Heavy Duty
    Material Options:
    Aluminum
    Make:
    Peterbilt
    Product Type:
    Exterior
    $470.99
    Qty in Cart: 0
    Price:
    $470.99
    Subtotal:
  • FREE SHIPPING OVER $249
    CSM 5 X 63 Inch SS Sleeper Extension Panels For Peterbilt 365, 367, 377, 378, 379, 386, 388, 389

    CSM 5 X 63 Inch SS Sleeper Extension Panels For Peterbilt 365, 367, 377, 378, 379, 386, 388, 389

    CHROME SHOP MAFIA

    $191.99
    Stainless Steel Sleeper Extension Panel By Chrome Shop Mafia* High Quality Sleeper Extension Panel* Made Of 304 Stainless Steel* For 63 Inch Sleepers* 5 Inch Height* Sold As Pairs* Warranty On...
    01-101263151
    SKU:
    01-101263151
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Length Options:
    63 Inch
    Finish Options:
    Paintable
    Make:
    Peterbilt
    Light Options:
    Without Lights
    Product Type:
    Exterior
    Ready To Ship:
    Yes
    $191.99
    Qty in Cart: 0
    Price:
    $191.99
    Subtotal:
  • CSM 7 X 36 Inch Aluminum Sleeper Panel W/ Full Wrap For Peterbilt

    CSM 7 X 36 Inch Aluminum Sleeper Panel W/ Full Wrap For Peterbilt

    CHROME SHOP MAFIA

    $423.99
    Sleeper Panel Fits Peterbilt By Chrome Shop Mafia* High Quality Sleeper Panels* Made Of Aluminum* Fits 36 Inch Sleepers* 7 Inch Wide* With Full Wrap Front And Back And A Cut Out For Fuel Tank* Sold...
    01-10123627
    SKU:
    01-10123627
    Length Options:
    36 Inch
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Aluminum
    Finish Options:
    Paintable
    Make:
    Peterbilt
    Light Options:
    Without Lights
    Product Type:
    Exterior
    $423.99
    Qty in Cart: 0
    Price:
    $423.99
    Subtotal:
  • FREE SHIPPING OVER $249
    CSM SS Rear Sleeper Fill In Pieces For Peterbilt 335, 357, 378, 379, 384, 385, 386, 387, 388, 389, 567, 579, 587

    CSM SS Rear Sleeper Fill In Pieces For Peterbilt 335, 357, 378, 379, 384, 385, 386, 387, 388, 389, 567, 579, 587

    CHROME SHOP MAFIA

    $51.99
    Rear Sleeper Fits Peterbilt By Chrome Shop Mafia* High Quality Sleeper Panel* Made Of 304 Stainless Steel* Fill In Pieces* Use In Conjunction With Full Wrap Sleeper Bars* Sold As A Pair* Warranty On...
    01-10123243
    SKU:
    01-10123243
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Finish Options:
    Paintable
    Material Options:
    Stainless Steel
    Product Type:
    Exterior
    $51.99
    Qty in Cart: 0
    Price:
    $51.99
    Subtotal:
  • 3 Inch Stainless Steel Sleeper Extension Panel W/ 3 P1 Light Holes For Peterbilt 365, 367, 377, 378, 379, 384, 385, 386, 388, 389 - Pair

    3 Inch Stainless Steel Sleeper Extension Panel W/ 3 P1 Light Holes For Peterbilt 365, 367, 377, 378, 379, 384, 385, 386, 388, 389 - Pair

    PHOENIX DESIGN

    $154.99
    Sleeper Extension Panels W/ 6 P1 Light Holes - 8 Inch Spacing* High Quality Sleeper Extender Panels* Made Of 304 Stainless Steel * 3 Inch Tall* 8 Inch Light Spacing* 3 P1 Light Hole Per Side * Sold...
    01-10123217
    SKU:
    01-10123217
    Light Options:
    Without Lights
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Finish Options:
    Paintable
    Make:
    Peterbilt
    Length Options:
    72 Inch
    Product Type:
    Exterior
    $154.99
    Qty in Cart: 0
    Price:
    $154.99
    Subtotal:
  • 3.5 Inch 304 SS Blank Sleeper Panels W/ Extensions For Peterbilt With 70 Inch Sleeper

    3.5 Inch 304 SS Blank Sleeper Panels W/ Extensions For Peterbilt With 70 Inch Sleeper

    ROADWORKS

    $361.99
    RoadWorks 304 Stainless Steel Blank Sleeper Panels W/ ExtensionsUse these quality sleeper panels with extenders on a 70 inch sleeper. They are each made of 304 stainless steel and are 3.5 inches tall...
    01-10123186
    SKU:
    01-10123186
    Length Options:
    70 Inch
    Height Options:
    3 1/2 Inch
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Finish Options:
    Paintable
    Product Type:
    Exterior
    $361.99
    Qty in Cart: 0
    Price:
    $361.99
    Subtotal:
  • 3 X 70 Inch Blank Sleeper Panels For Peterbilt

    3 X 70 Inch Blank Sleeper Panels For Peterbilt

    PHOENIX DESIGN

    $171.99
    Sleeper Panel Fits Peterbilt* High Quality Sleeper Panel* Made Of 304 Stainless Steel* 70 Inch * 3 Inch Wide Blank* Sold As Pair* Warranty On Sleeper Panel Against Defects In Workmanship & Material...
    01-10123138
    SKU:
    01-10123138
    Location:
    Made In USA
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Finish Options:
    Paintable
    Make:
    Peterbilt
    Length Options:
    70 Inch
    Light Options:
    Without Lights
    Product Type:
    Exterior
    $171.99
    Qty in Cart: 0
    Price:
    $171.99
    Subtotal:
  • 3 Inch Stainless Steel Blank Sleeper Extension Panel For Peterbilt 365, 367, 377, 378, 379, 384, 385, 386, 388 & 389 - Pair

    3 Inch Stainless Steel Blank Sleeper Extension Panel For Peterbilt 365, 367, 377, 378, 379, 384, 385, 386, 388 & 389 - Pair

    PHOENIX DESIGN

    $98.99
    Peterbilt Stainless Steel Blank Sleeper Extension Panel* High Quality Sleeper Extender Trim* Made Of 304 Stainless Steel* 3 Inch Wide Blank* Sold As Pair* Warranty On Sleeper Extender Trim Against...
    01-10123137
    SKU:
    01-10123137
    Location:
    Made In USA
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Product Type:
    Exterior
    $98.99
    Qty in Cart: 0
    Price:
    $98.99
    Subtotal:
  • 3 Inch Stainless Steel Sleeper Extension Panels W/ P1 Light Hole For Peterbilt 365, 367, 377, 379, 384, 385, 386, 388, 389

    3 Inch Stainless Steel Sleeper Extension Panels W/ P1 Light Hole For Peterbilt 365, 367, 377, 379, 384, 385, 386, 388, 389

    PHOENIX DESIGN

    $112.99
    Sleeper Extension Panels W/ 2 P1 Light Holes Fits Peterbilt W/ Unibilt Sleeper* High Quality Sleeper Extender Panels* Made Of 304 Stainless Steel * 3 Inch Tall* 12 Inch Light Spacing* 1 P1 Light Hole...
    01-10123135
    SKU:
    01-10123135
    Location:
    Made In USA
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Finish Options:
    Polished
    Make:
    Peterbilt
    Length Options:
    72 Inch
    Light Options:
    Without Lights
    Product Type:
    Exterior
    $112.99
    Qty in Cart: 0
    Price:
    $112.99
    Subtotal:
  • 3 Inch Stainless Steel Sleeper Extension Panel W/ 2 P1 Amber/Amber LED Lights For Peterbilt 365, 367, 377, 378, 379, 384, 385, 386, 388, 389 - Pair

    3 Inch Stainless Steel Sleeper Extension Panel W/ 2 P1 Amber/Amber LED Lights For Peterbilt 365, 367, 377, 378, 379, 384, 385, 386, 388, 389 - Pair

    PHOENIX DESIGN

    $195.99
    Sleeper Extension Panels W/ 4 Amber/Amber LED Lights Fits Peterbilt W/ Unibilt Sleeper - 12 Inch Spacing* High Quality Sleeper Extender Panels* Made Of 304 Stainless Steel * 3 Inch Tall* 12 Inch...
    01-10123113
    SKU:
    01-10123113
    Location:
    Made In USA
    Light Options:
    With Lights
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Finish Options:
    Polished
    Product Type:
    Exterior
    $195.99
    Qty in Cart: 0
    Price:
    $195.99
    Subtotal:
  • 3 X 70 Inch Stainless Steel Sleeper Extension Panels W/ 4 - 2 Inch Light Hole Cutouts For Peterbilt 365, 367, 378, 379, 384, 386, 387, 388, 389, 587

    3 X 70 Inch Stainless Steel Sleeper Extension Panels W/ 4 - 2 Inch Light Hole Cutouts For Peterbilt 365, 367, 378, 379, 384, 386, 387, 388, 389, 587

    PHOENIX DESIGN

    $103.99
    Sleeper Extension Panels Fits Peterbilt 378, 379, 384, 386, 388 & 389* High Quality Sleeper Panel* Made Of 304 Stainless Steel* 70 Inch Sleeper* Fits 3 Inch Tall Sleeper Panels* With 2 Holes For...
    01-10123084
    SKU:
    01-10123084
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Finish Options:
    Polished
    Length Options:
    70 Inch
    Make:
    Peterbilt
    Light Options:
    Without Lights
    Product Type:
    Exterior
    $103.99
    Qty in Cart: 0
    Price:
    $103.99
    Subtotal:
  • Stainless Steel Sleeper Extension Panels W/ 8 - 2 Inch Light Holes For Peterbilt 365, 367, 377, 378, 379, 384, 385, 386, 388, 389 Sleeper

    Stainless Steel Sleeper Extension Panels W/ 8 - 2 Inch Light Holes For Peterbilt 365, 367, 377, 378, 379, 384, 385, 386, 388, 389 Sleeper

    PHOENIX DESIGN

    $145.99
    Sleeper Extension Panels Fits Peterbilt* High Quality Sleeper Extension Panels* Made Of 304 Stainless Steel* For 36, 48 And 63 Inch Sleeper* Fits 3 Inch Tall Sleeper Panels* With 4 Holes For Round...
    01-10123083
    SKU:
    01-10123083
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Length Options:
    63 Inch
    Finish Options:
    Polished
    Make:
    Peterbilt
    Light Options:
    Without Lights
    Product Type:
    Exterior
    $145.99
    Qty in Cart: 0
    Price:
    $145.99
    Subtotal:
  • 3 X 70 Inch Stainless Steel Sleeper Panels W/ 20 - 2 Inch Light Hole Cutouts For Peterbilt

    3 X 70 Inch Stainless Steel Sleeper Panels W/ 20 - 2 Inch Light Hole Cutouts For Peterbilt

    PHOENIX DESIGN

    $262.99
    Sleeper Panels W/ 20 Light Hole Cutouts Fits Peterbilt 378/379/388/389* High Quality Sleeper Panel* Made Of 304 Stainless Steel* 70 Inch Sleeper* 3 Inch Tall * 20 - 2 Inch Holes For Round Lights*...
    01-10123082
    SKU:
    01-10123082
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Finish Options:
    Polished
    Length Options:
    70 Inch
    Make:
    Peterbilt
    Light Options:
    Without Lights
    Product Type:
    Exterior
    $262.99
    Qty in Cart: 0
    Price:
    $262.99
    Subtotal:
  • 3 X 63 Inch Stainless Steel Sleeper Panels W/ 18 - 2 Inch Light Hole Cutouts For Peterbilt 365, 367, 378, 379, 384, 386, 388, 389

    3 X 63 Inch Stainless Steel Sleeper Panels W/ 18 - 2 Inch Light Hole Cutouts For Peterbilt 365, 367, 378, 379, 384, 386, 388, 389

    PHOENIX DESIGN

    $257.99
    Sleeper Panels Fits Peterbilt 378, 379, 384, 386, 388 & 389* High Quality Sleeper Panel* Made Of 304 Stainless Steel* 63 Inch Sleeper* 3 Inch Tall * With 9 Holes For Round Lights Per Side* Includes...
    01-10123081
    SKU:
    01-10123081
    Location:
    Made In USA
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Length Options:
    63 Inch
    Finish Options:
    Polished
    Make:
    Peterbilt
    Light Options:
    Without Lights
    Product Type:
    Exterior
    $257.99
    Qty in Cart: 0
    Price:
    $257.99
    Subtotal:
  • 3 X 48 Inch Stainless Steel Sleeper Panels W/ 7 - 2 Inch Light Hole Cutouts For Peterbilt 365, 367, 378, 379, 384, 386, 388, 389

    3 X 48 Inch Stainless Steel Sleeper Panels W/ 7 - 2 Inch Light Hole Cutouts For Peterbilt 365, 367, 378, 379, 384, 386, 388, 389

    PHOENIX DESIGN

    $222.99
    Sleeper Panels Fits Peterbilt 378, 379, 384, 386, 388 & 389* High Quality Sleeper Panel* Made Of 304 Stainless Steel* 48 Inch Sleeper* 3 Inch Tall * With 7 Holes For Round Lights Per Side* Includes...
    01-10123080
    SKU:
    01-10123080
    Location:
    Made In USA
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Finish Options:
    Paintable
    Length Options:
    48 Inch
    Make:
    Peterbilt
    Light Options:
    Without Lights
    Product Type:
    Exterior
    $222.99
    Qty in Cart: 0
    Price:
    $222.99
    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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