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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.
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  • Stainless Steel 26 Horizontal Python Series Grille Bar Insert For Peterbilt 388 & 389

    Stainless Steel 26 Horizontal Python Series Grille Bar Insert For Peterbilt 388 & 389

    ROADWORKS

    $1,289.99
    RoadWorks SS Python Replacement Grille InsertThis high quality stainless steel python grille insert with 26 horizontal bars fits the Peterbilt 388. The grille is made in the USA and comes with a...
    01-1210404
    SKU:
    01-1210404
    Location:
    Made In USA
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Style Options:
    Horizontal
    Product Type:
    Exterior
    $1,289.99
    Qty in Cart: 0
    Price:
    $1,289.99
    Subtotal:
  • Stainless Steel Punched Grille With Horizontal Rectangle Holes For Peterbilt 388, 389

    Stainless Steel Punched Grille With Horizontal Rectangle Holes For Peterbilt 388, 389

    ROADWORKS

    $541.99
    Stainless Steel Horizontal Rectangle Punched Grille Fits Peterbilt 388, 389 & 389 Glider* High Quality Punched Grille* Stainless Steel* Horizontal Rectangle Holes* Mounting Hardware Not Included*...
    01-121000006
    SKU:
    01-121000006
    Location:
    Made In USA
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Style Options:
    Punched
    Product Type:
    Hood Parts & Acc.
    $541.99
    Qty in Cart: 0
    Price:
    $541.99
    Subtotal:
  • Heavy Duty Reinforced Vinyl Winter Front For Peterbilt 388, 389

    Heavy Duty Reinforced Vinyl Winter Front For Peterbilt 388, 389

    BELMOR

    $106.99
    Heavy Duty Vinyl Winter Front Fits Peterbilt 388 & 389* High Quality Winter Grille Cover* White* Delivers Better Fuel Economy In Winter Weather* Reduces And Redirects Frigid Cold Air From Flowing...
    01-120622000
    SKU:
    01-120622000
    Location:
    Made In USA
    Color:
    White
    Truck Class:
    Heavy Duty
    Material Options:
    Vinyl
    Make:
    Peterbilt
    Product Type:
    Hood Parts & Acc.
    $106.99
    Qty in Cart: 0
    Price:
    $106.99
    Subtotal:
  • Lift Axle Bracket Kit For Single Axle Fiberglass Fenders For Peterbilt Low Air Leaf

    Lift Axle Bracket Kit For Single Axle Fiberglass Fenders For Peterbilt Low Air Leaf

    WTI FENDERS

    $528.99
    Peterbilt Lift Axle Bracket Kit For Single Axle Fiberglass Fenders* High Quality Bracket Kit* Sold As A Set* Made In USA* Warranty On Bracket Kits Against Defects In Workmanship & Material From Date...
    01-11329
    SKU:
    01-11329
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Make:
    Peterbilt
    Product Type:
    Rear Fenders
    $528.99
    Qty in Cart: 0
    Price:
    $528.99
    Subtotal:
  • On Sale
    Limited Quantity Available
    FREE SHIPPING OVER $249
    CSM SS 7 X 70 Inch Wing Extender Panel For Peterbilt

    CSM SS 7 X 70 Inch Wing Extender Panel For Peterbilt

    CHROME SHOP MAFIA

    Now: $19.62
    Was: $134.99
    Wing Extender Panel Fits Peterbilt 70 Inch Unibilt Sleepers By Chrome Shop Mafia* High Quality Extender Panel* Made Of 304 Stainless Steel* Fits 70 Inch Unibilt Bunks* 7 Wide* Sold As Pair* Warranty...
    01-102005
    SKU:
    01-102005
    Location:
    Made In USA
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Product Type:
    Exterior
    Ready To Ship:
    Yes
    Now: $19.62
    Was: $134.99
    Qty in Cart: 0
    Price:
    Now: $19.62
    Was: $134.99
    Subtotal:
  • Stand Up Sleeper Roof Trim Kit - 3 Piece For Peterbilt Flat Top W/ 63 Inch Sleeper

    Stand Up Sleeper Roof Trim Kit - 3 Piece For Peterbilt Flat Top W/ 63 Inch Sleeper

    ROADWORKS

    $484.99
    RoadWorks 3 Piece Roof Top Trim Kit* High Quality Sleeper Roof Top Trim * 3 Piece Kit* For Trucks With Flat Top Cab* For 63 Inch Sleeper * Sold As Kit* Warranty On Sleeper Roof Top Trim Against...
    01-101524
    SKU:
    01-101524
    Location:
    Made In USA
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Product Type:
    Exterior
    $484.99
    Qty in Cart: 0
    Price:
    $484.99
    Subtotal:
  • 70 Inch Ultra-Sleeper Roof Trim Set For Peterbilt (3 Pieces)

    70 Inch Ultra-Sleeper Roof Trim Set For Peterbilt (3 Pieces)

    ROADWORKS

    $383.99
    3 Piece Ultra-Sleeper Roof Trim Fits Peterbilt* High Quality Ultra-Sleeper Roof Trim* 3 Pieces* Sold As Set* Made In The USA* Warranty On Roof Trim Against Defects In Workmanship & Material From Date...
    01-101515
    SKU:
    01-101515
    Location:
    Made In USA
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Product Type:
    Exterior
    $383.99
    Qty in Cart: 0
    Price:
    $383.99
    Subtotal:
  • 48 Inch Flat Top Sleeper Cap For Peterbilt

    48 Inch Flat Top Sleeper Cap For Peterbilt

    FIBERTECH

    $1,694.99
    Fibertech Unibuilt Ultra Cab to Flat Top "Look" Sleeper Roof CapTransform your 48-inch sleeper with a cool flat top look while maintaining the comfort of your Ultracab Sleeper. This roof cap is ready...
    01-101513
    SKU:
    01-101513
    Length Options:
    48 Inch
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Product Type:
    Exterior
    Ready To Ship:
    Yes
    $1,694.99
    Qty in Cart: 0
    Price:
    $1,694.99
    Subtotal:
  • Stainless Steel Plain Sleeper Wrap For Peterbilt Ultracab

    Stainless Steel Plain Sleeper Wrap For Peterbilt Ultracab

    VALLEY CHROME PLATING

    $257.99
    Valley Chrome Sleeper Wrap Fits Peterbilt Ultra* High Quality Wrap* Made Of Stainless Steel* Plain Style* 36 Inch Length * Made In USA* Sold Individually* Warranty On Wrap Against Defects In...
    01-101509
    SKU:
    01-101509
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Material Options:
    Stainless Steel
    Product Type:
    Exterior
    $257.99
    Qty in Cart: 0
    Price:
    $257.99
    Subtotal:
  • Stainless Steel Plain Sleeper Wrap For Peterbilt Non Ultracab

    Stainless Steel Plain Sleeper Wrap For Peterbilt Non Ultracab

    VALLEY CHROME PLATING

    $345.99
    Valley Chrome Plain Sleeper Wrap Fits Peterbilt Non-UltraThis high quality 42 inch plain sleeper wrap fits Peterbilt non-Ultracab models. The wrap is made in the USA and comes with a 1 year warranty...
    01-101508
    SKU:
    01-101508
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Material Options:
    Stainless Steel
    Product Type:
    Exterior
    $345.99
    Qty in Cart: 0
    Price:
    $345.99
    Subtotal:
  • Stainless Steel Plain Sleeper Wrap Side Trim For Peterbilt

    Stainless Steel Plain Sleeper Wrap Side Trim For Peterbilt

    VALLEY CHROME PLATING

    $290.99
    Valley Chrome Plain Sleeper Wrap Side Trim* High Quality Plain Sleeper Wrap Side Trim* Made Of Stainless Steel* Plain Style* Made In USA* Sold As Set* Warranty On Wrap Against Defects In Workmanship...
    01-101507
    SKU:
    01-101507
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Material Options:
    Stainless Steel
    Product Type:
    Exterior
    $290.99
    Qty in Cart: 0
    Price:
    $290.99
    Subtotal:
  • Stainless Steel Sleeper Wrap With Steer Head Cutout For Peterbilt Ultracab

    Stainless Steel Sleeper Wrap With Steer Head Cutout For Peterbilt Ultracab

    VALLEY CHROME PLATING

    $229.99
    Valley Chrome Steer Head Sleeper Wrap Fits Peterbilt UltraThis high quality sleeper wrap with a steer head cutout fits Peterbilt Ultracab models. The wrap is made in the USA and comes with a 1 year...
    01-101506
    SKU:
    01-101506
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Material Options:
    Stainless Steel
    Product Type:
    Exterior
    $229.99
    Qty in Cart: 0
    Price:
    $229.99
    Subtotal:
  • Stainless Steel Sleeper Wrap With Steer Head Cutout For Peterbilt Non-Ultracab

    Stainless Steel Sleeper Wrap With Steer Head Cutout For Peterbilt Non-Ultracab

    VALLEY CHROME PLATING

    $271.99
    Valley Chrome Teer Head Sleeper Wrap Fits Peterbilt Non-Ultra4 State Trucks offers this sleeper wrap with a Steer cutout design. It is constructed of stainless steel and made in the USA. The wrap...
    01-101505
    SKU:
    01-101505
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Material Options:
    Stainless Steel
    Product Type:
    Exterior
    $271.99
    Qty in Cart: 0
    Price:
    $271.99
    Subtotal:
  • Stainless Steel Stand Up Ultra-Sleeper Cap Sides W/ Flame Cutouts For Peterbilt 367, 378, 379, 388, 389

    Stainless Steel Stand Up Ultra-Sleeper Cap Sides W/ Flame Cutouts For Peterbilt 367, 378, 379, 388, 389

    PHOENIX DESIGN

    $133.99
    Stainless Steel Stand Up Ultra Sleeper Cap Sides W/ Flame Cutouts Fit Peterbilt 367, 378, 379, 388 & 389* High Quality Stand Up Sleeper Cap* Made Of 304 Stainless Steel* With Flames Cutout* For...
    01-101500008
    SKU:
    01-101500008
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Product Type:
    Exterior
    $133.99
    Qty in Cart: 0
    Price:
    $133.99
    Subtotal:
  • Stainless Steel Stand Up Ultra-Sleeper Cap Sides For Peterbilt 367, 378, 379, 388, 389

    Stainless Steel Stand Up Ultra-Sleeper Cap Sides For Peterbilt 367, 378, 379, 388, 389

    PHOENIX DESIGN

    $112.99
    Stainless Steel Stand Up Ultra Sleeper Cap Sides Fit Peterbilt 367, 378, 379, 388 & 389* High Quality Stand Up Sleeper Cap* Made Of 304 Stainless Steel* Blank* Sold As A Pair * For Ultracab Peterbilt...
    01-101500007
    SKU:
    01-101500007
    Location:
    Made In USA
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Product Type:
    Exterior
    $112.99
    Qty in Cart: 0
    Price:
    $112.99
    Subtotal:
  • Stainless Steel Stand Up Ultra-Sleeper Cap W/ Checkered Flag Cutout For Peterbilt 367, 378, 379, 388, 389

    Stainless Steel Stand Up Ultra-Sleeper Cap W/ Checkered Flag Cutout For Peterbilt 367, 378, 379, 388, 389

    PHOENIX DESIGN

    $232.99
    Stainless Steel Stand Up Ultra Sleeper Cap W/ Checkered Flag Cutout Fits Peterbilt 367, 378, 379, 388 & 389* High Quality Stand Up Sleeper Cap* Made Of 304 Stainless Steel* With Checkered Flag...
    01-101500006
    SKU:
    01-101500006
    Location:
    Made In USA
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Product Type:
    Exterior
    $232.99
    Qty in Cart: 0
    Price:
    $232.99
    Subtotal:
  • Stainless Steel Stand Up Ultra-Sleeper Cap W/ POW-MIA Cutout For Ultracab Peterbilt Sleeper 367, 378, 379, 388, 389

    Stainless Steel Stand Up Ultra-Sleeper Cap W/ POW-MIA Cutout For Ultracab Peterbilt Sleeper 367, 378, 379, 388, 389

    PHOENIX DESIGN

    $197.99
    Stainless Steel Stand Up Ultra Sleeper Cap W/ POW-MIA Cutout Fits Peterbilt 367, 378, 379, 388 & 389* High Quality Stand Up Sleeper Cap* Made Of 304 Stainless Steel* With POW-MIA Cutout* For Ultracab...
    01-101500005
    SKU:
    01-101500005
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Product Type:
    Exterior
    $197.99
    Qty in Cart: 0
    Price:
    $197.99
    Subtotal:
  • Stainless Steel Stand Up Ultra-Sleeper Cap W/ Flame Cutouts For Peterbilt 367, 378, 379, 388, 389

    Stainless Steel Stand Up Ultra-Sleeper Cap W/ Flame Cutouts For Peterbilt 367, 378, 379, 388, 389

    PHOENIX DESIGN

    $226.99
    Stainless Steel Stand Up Ultra Sleeper Cap W/ Flame Cutouts Fits Peterbilt 367, 378, 379, 388 & 389* High Quality Stand Up Sleeper Cap* Made Of 304 Stainless Steel* With Flames Cutout* For Ultracab...
    01-101500004
    SKU:
    01-101500004
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Product Type:
    Exterior
    $226.99
    Qty in Cart: 0
    Price:
    $226.99
    Subtotal:
  • Stainless Steel Stand Up Ultra-Sleeper Cap W/ Steerhead Cutout For Peterbilt 367, 378, 379, 388, 389

    Stainless Steel Stand Up Ultra-Sleeper Cap W/ Steerhead Cutout For Peterbilt 367, 378, 379, 388, 389

    PHOENIX DESIGN

    $207.99
    Stainless Steel Stand Up Ultra Sleeper Cap W/ Steerhead Cutout Fits Peterbilt 367, 378, 379, 388 & 389* High Quality Stand Up Sleeper Cap* Made Of 304 Stainless Steel* With Steerhead Cutout* For...
    01-101500003
    SKU:
    01-101500003
    Location:
    Made In USA
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Product Type:
    Exterior
    $207.99
    Qty in Cart: 0
    Price:
    $207.99
    Subtotal:
  • Stainless Steel Stand Up Ultra-Sleeper Cap For Peterbilt 357, 365, 367, 378, 379, 388, 389

    Stainless Steel Stand Up Ultra-Sleeper Cap For Peterbilt 357, 365, 367, 378, 379, 388, 389

    PHOENIX DESIGN

    $201.99
    Stainless Steel Stand Up Ultra Sleeper Cap Fits Peterbilt 357, 365, 367, 378, 379, 388 & 389* High Quality Stand Up Sleeper Cap* Made Of 304 Stainless Steel* Blank* For Ultracab Peterbilt Sleeper*...
    01-101500002
    SKU:
    01-101500002
    Location:
    Made In USA
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Product Type:
    Exterior
    $201.99
    Qty in Cart: 0
    Price:
    $201.99
    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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