null

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
  • Stainless Steel Key Lock Trim With 1 Inch Hole

    Stainless Steel Key Lock Trim With 1 Inch Hole

    ROADWORKS

    $6.62
    2 Inch Round Trim With 1 Inch Keyhole* High Quality Key Lock Trim* 18 Gauge Stainless Steel* 2 Inch* 1 Inch Hole* Made In USA* Sold Individually* Warranty On Key Lock Trims Against Defects In...
    09-09140065
    SKU:
    09-09140065
    Product Type:
    Exterior
    Shape Options:
    Round
    Size Options:
    18 Gauge
    Material Options:
    Stainless Steel
    Diameter Options:
    2 Inch
    Location:
    Made In USA
    Make:
    Universal Items
    $6.62
    Qty in Cart: 0
    Price:
    $6.62
    Subtotal:
  • Herd Black Standard In-Frame Tool Box - 9 Inch Deep

    Herd Black Standard In-Frame Tool Box - 9 Inch Deep

    HERD BUMPERS

    $657.99
    9 Inch Black Standard In-Frame Tool Box By HerdStreamline your truck storage with the Herd Black Standard In-Frame Tool Box. Measuring 9 inches deep, this tool box fits neatly within your truck frame...
    09-0201025
    SKU:
    09-0201025
    Product Type:
    Toolboxes
    Color:
    Black
    Width Options:
    9 Inch
    Make:
    Universal Items
    $657.99
    Qty in Cart: 0
    Price:
    $657.99
    Subtotal:
  • Stainless Steel Sleeper Storage Door Covers - Pair For Peterbilt Unibilt Sleeper

    Stainless Steel Sleeper Storage Door Covers - Pair For Peterbilt Unibilt Sleeper

    ROADWORKS

    $150.99
    Peterbilt Unibilt Sleeper Storage Door Covers* High Quality Storage Door Cover* Stainless Steel* For Sleeper* Sold As Pair* Warranty On Storage Door Covers Against Defects In Workmanship & Material...
    01-101320
    SKU:
    01-101320
    Product Type:
    Exterior
    Material Options:
    Stainless Steel
    Cab Style:
    Unibuilt
    Make:
    Peterbilt
    $150.99
    Qty in Cart: 0
    Price:
    $150.99
    Subtotal:
  • Stainless Door Latch And Rectangular Key Hole Trims For Peterbilt

    Stainless Door Latch And Rectangular Key Hole Trims For Peterbilt

    ROADWORKS

    $16.34
    Peterbilt Stainless Door Latch / Key Hole Trim* High Quality Door Latch* Stainless Steel* Made In USA* Sold As Pair* Warranty On Door Latches Against Defects In Workmanship & Material From Date Of...
    01-091400055
    SKU:
    01-091400055
    Product Type:
    Exterior
    Material Options:
    Stainless Steel
    Location:
    Made In USA
    Make:
    Peterbilt
    $16.34
    Qty in Cart: 0
    Price:
    $16.34
    Subtotal:
  • 304 Stainless Steel Wiper Arms For Peterbilt OEM windshields and Bus Glass

    304 Stainless Steel Wiper Arms For Peterbilt OEM windshields and Bus Glass

    GGE WIPER ARMS

    $406.99
    Replacement Peterbilt Windshield Wiper ArmsEnhance safety and visibility with the 304 Stainless Steel Wiper Arms, designed for Peterbilt OEM windshields and bus glass. Made from durable 304 stainless...
    01-09110055
    SKU:
    01-09110055
    Product Type:
    Exterior
    Finish Options:
    Polished
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    $406.99
    Qty in Cart: 0
    Price:
    $406.99
    Subtotal:
  • 17 Inch 304 Stainless Steel Wiper Blades For Peterbilt

    17 Inch 304 Stainless Steel Wiper Blades For Peterbilt

    GGE WIPER ARMS

    $47.89
    Replacement Peterbilt Windshield Wiper BladesThese high-quality 17 inch wiper blades are designed to deliver clear visibility and dependable performance in a wide range of driving conditions...
    01-09110056
    SKU:
    01-09110056
    Product Type:
    Exterior
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Position:
    Kit Full
    Length Options:
    17 Inch
    Make:
    Peterbilt
    $47.89
    Qty in Cart: 0
    Price:
    $47.89
    Subtotal:
  • Merritt Aluminum In Frame Tool Box W/ Smooth Single Door- 22 X 9 X 24 Inch

    Merritt Aluminum In Frame Tool Box W/ Smooth Single Door- 22 X 9 X 24 Inch

    MERRITT

    $1,494.99
    22 X 9 X 24 Inch Aluminum In Frame Tool Box W/ Single Door By MerrittMaximize your storage space with the Merritt 22 x 9 x 24 Inch Aluminum In-Frame Tool Box, built for durability, functionality, and...
    00020827C
    SKU:
    00020827C
    Product Type:
    Toolboxes
    Material Options:
    Aluminum
    Truck Class:
    Heavy Duty
    Length Options:
    22 Inch
    Make:
    Universal Items
    Height Options:
    9 Inch
    Finish Options:
    Smooth
    Width Options:
    24 Inch
    Ready To Ship:
    Yes
    Location:
    Made In USA
    Style Options:
    In Frame
    $1,494.99
    Qty in Cart: 0
    Price:
    $1,494.99
    Subtotal:
  • Fuel Pressure Sensor Harness

    Fuel Pressure Sensor Harness

    JML KUSTOMS

    $20.18
    Fuel Sensor HarnessThis fuel sensor harness is built with 16 AWG nylon/copper wiring and includes heat-shrink butt connectors and expandable sleeving for a sealed, corrosion-resistant installation...
    09-160300021
    SKU:
    09-160300021
    Material Options:
    Copper
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $20.18
    Qty in Cart: 0
    Price:
    $20.18
    Subtotal:
  • 15 Inch Front Long Radius Air Cleaner Brackets With 3 Watermelon Light Holes For Peterbilt 378/379/388/389

    15 Inch Front Long Radius Air Cleaner Brackets With 3 Watermelon Light Holes For Peterbilt 378/379/388/389

    JML KUSTOMS

    $210.99
    Stainless Steel Front Brackets for 15 Inch Peterbilt Air CleanersThese front brackets fit 15" air cleaners on Peterbilt trucks with a sleek radius style and three bottom holes for watermelon-style...
    01-090500725
    SKU:
    01-090500725
    Material Options:
    Stainless Steel
    Light Options:
    Without Lights
    Product Type:
    Exterior
    Make:
    Peterbilt
    Style Options:
    Watermelon
    Shape Options:
    Round
    Height Options:
    15 Inch
    $210.99
    Qty in Cart: 0
    Price:
    $210.99
    Subtotal:
  • SS Spot Mirror Extension Bracket

    SS Spot Mirror Extension Bracket

    JML KUSTOMS

    $85.99
    Universal Stainless Steel Spot Mirror Extension BracketThe Spot Mirror Extension Bracket is a durable mounting accessory made from high-quality 304 stainless steel with a reinforced 11GA design. It...
    29-0915003
    SKU:
    29-0915003
    Product Type:
    Exterior
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    $85.99
    Qty in Cart: 0
    Price:
    $85.99
    Subtotal:
  • 120 X 60 Inch Stainless Steel Full Smooth Fenders 16 Gauge

    120 X 60 Inch Stainless Steel Full Smooth Fenders 16 Gauge

    UNITED PACIFIC

    $1,076.99
    120 Inch 16 Gauge SS Series Roll Formed Edge Full Fenders With 60 Inch SpreadThese full fenders are made from tough 16-gauge 430 stainless steel to give you long-lasting protection. They measure 120...
    09-11030383
    SKU:
    09-11030383
    Product Type:
    Rear Fenders
    Length Options:
    120 Inch
    Size Options:
    16 Gauge
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Width Options:
    60 Inch
    $1,076.99
    Qty in Cart: 0
    Price:
    $1,076.99
    Subtotal:
  • 126 Inch Stainless Steel Full Ribbed Fenders 18 Gauge

    126 Inch Stainless Steel Full Ribbed Fenders 18 Gauge

    UNITED PACIFIC

    $624.99
    126 Inch 18 Gauge Stainless Steel SR Series Beaded Edge Ribbed Full FendersThese 126 inch long beaded-edge ribbed full fenders are made from durable 18 gauge 430 stainless steel. Designed for...
    09-11030380
    SKU:
    09-11030380
    Product Type:
    Rear Fenders
    Material Options:
    Stainless Steel
    Length Options:
    126 Inch
    Size Options:
    18 Gauge
    Make:
    Universal Items
    Width Options:
    54 Inch
    $624.99
    Qty in Cart: 0
    Price:
    $624.99
    Subtotal:
  • 80 Inch Stainless Steel Full Radius Single Axle Ribbed Fenders 18 Gauge

    80 Inch Stainless Steel Full Radius Single Axle Ribbed Fenders 18 Gauge

    UNITED PACIFIC

    $694.99
    80 Inch Stainless Steel Single Axle FendersThese 80 inch single axle fenders help protect your truck wheels from debris and rough roads. Made from durable 18-gauge polished stainless steel, it's...
    09-11030184
    SKU:
    09-11030184
    Product Type:
    Rear Fenders
    Style Options:
    Single Axle
    Material Options:
    Stainless Steel
    Size Options:
    18 Gauge
    Length Options:
    80 Inch
    Make:
    Universal Items
    $694.99
    Qty in Cart: 0
    Price:
    $694.99
    Subtotal:
  • On Sale
    Limited Quantity Available
    Half Fender Mounting Kit - Triangular Brackets

    Half Fender Mounting Kit - Triangular Brackets

    TRUX ACCESSORIES

    Now: $348.47
    Was: $395.99
    Heavy-Duty Half Fender Triangular Mounting Arm KitThis Heavy-Duty Half Fender Mounting Kit with Threaded Post Mount Tubes fits most truck makes and models. Includes: mounting brackets, arms, threaded...
    09-11100027
    SKU:
    09-11100027
    Product Type:
    Rear Fenders
    Size Options:
    12 Gauge
    Make:
    Universal Items
    Now: $348.47
    Was: $395.99
    Qty in Cart: 0
    Price:
    Now: $348.47
    Was: $395.99
    Subtotal:
  • On Sale
    Limited Quantity Available
    80 Inch Stainless Steel Rolling Low Long Half Fenders With Rolled Edge, 14 Gauge

    80 Inch Stainless Steel Rolling Low Long Half Fenders With Rolled Edge, 14 Gauge

    TRUX ACCESSORIES

    Now: $801.67
    Was: $910.99
    Fully Smooth CSM Rollin' Lo Half Fenders For 43.5 or 46.5 Inch OD TiresThese half fenders are made from strong 14-gauge stainless steel with a smooth, Rollin' Lo look. They shine with a mirror-like...
    09-11030233
    SKU:
    09-11030233
    Product Type:
    Rear Fenders
    Finish Options:
    Mirror
    Style Options:
    Rolling Lobe
    Length Options:
    80 Inch
    Material Options:
    Stainless Steel
    Size Options:
    14 Gauge
    Make:
    Universal Items
    Now: $801.67
    Was: $910.99
    Qty in Cart: 0
    Price:
    Now: $801.67
    Was: $910.99
    Subtotal:
  • On Sale
    Limited Quantity Available
    Bawer Black Tool Box Top Tray W/ Stainless Steel Panel Plates & 6 Inch Oval Light Hole- 4 X 18 X 60 Inch

    Bawer Black Tool Box Top Tray W/ Stainless Steel Panel Plates & 6 Inch Oval Light Hole- 4 X 18 X 60 Inch

    BAWER TOOL BOXES

    Now: $115.72
    Was: $234.99
    4 X 18 X 60 Inch Black Tool Box Top Tray With SS Panel Plates & 6 Inch Oval Light Hole By BawerProtect your tools and enhance your Bawer 60-inch tool box with the Black Top Tray featuring stainless...
    019999E7
    SKU:
    019999E7
    Product Type:
    Toolboxes
    Height Options:
    4 Inch
    Material Options:
    Stainless Steel
    Width Options:
    60 Inch
    Color:
    Black
    Light Options:
    Without Lights
    Length Options:
    18 Inch
    Make:
    Universal Items
    Ready To Ship:
    Yes
    Now: $115.72
    Was: $234.99
    Qty in Cart: 0
    Price:
    Now: $115.72
    Was: $234.99
    Subtotal:
  • Limited Quantity Available
    Bawer Stainless Steel Tool Box Top Tray W/ 6 Inch Oval Light Hole- 4 X 18 X 60 Inch

    Bawer Stainless Steel Tool Box Top Tray W/ 6 Inch Oval Light Hole- 4 X 18 X 60 Inch

    BAWER TOOL BOXES

    $338.99
    4 X 18 X 60 Inch SS Tool BoxTop Tray With 6 Inch Oval Light Hole By BawerImprove the performance and appearance of your 60-inch Bawer tool box with the Stainless Steel Top Tray, designed with a...
    019999E8
    SKU:
    019999E8
    Product Type:
    Toolboxes
    Width Options:
    18 Inch
    Height Options:
    4 Inch
    Light Options:
    Without Lights
    Length Options:
    60 Inch
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $338.99
    Qty in Cart: 0
    Price:
    $338.99
    Subtotal:
  • Stainless Steel Upside Down Corner Bracket 8.5 X 4.5 Inch W/ 1 Watermelon Light Hole For Peterbilt

    Stainless Steel Upside Down Corner Bracket 8.5 X 4.5 Inch W/ 1 Watermelon Light Hole For Peterbilt

    JML KUSTOMS

    $86.99
    Upside Down Corner Bracket 8.5 X 4.5 Inch Stainless Steel W/ 1 Watermelon Light HoleThese sleeper corner brackets are 8 1/2 inches long and 4 1/2 inches wide. They're made from durable 304 stainless...
    01-10123311
    SKU:
    01-10123311
    Product Type:
    Exterior
    Light Options:
    Without Lights
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Width Options:
    8 1/2 Inch
    Location:
    Made In USA
    Height Options:
    4 1/2 Inch
    Style Options:
    Watermelon
    $86.99
    Qty in Cart: 0
    Price:
    $86.99
    Subtotal:
  • Rubber Gasket For 28200, 28201, 28205 Cleaner Housing

    Rubber Gasket For 28200, 28201, 28205 Cleaner Housing

    UNITED PACIFIC

    $18.65
    Replacement Air Cleaner GasketReplace old or worn gaskets on your 28200, 28201, or 28205 air cleaner housings with this reliable rubber gasket. It's easy to install and includes double-sided tape for...
    29-09050083
    SKU:
    29-09050083
    Product Type:
    Exterior
    Material Options:
    Rubber
    Make:
    Universal Items
    $18.65
    Qty in Cart: 0
    Price:
    $18.65
    Subtotal:
  • 7 X13-1/2 Inch Dual-Vision Heated Aerodynamic Mirror Head Replacement Flat Glass

    7 X13-1/2 Inch Dual-Vision Heated Aerodynamic Mirror Head Replacement Flat Glass

    LUVERNE

    $50.99
    7 X13-1/2 Inch Dual-Vision Heated Aerodynamic Mirror Head Replacement Flat Glass* High Quality Mirror Head* 7 By 13-1/2 * Flat Glass * Heated* Made In USA* Sold Individually* Warranty On Mirror Heads...
    RT-613495
    SKU:
    RT-613495
    Product Type:
    Exterior
    Location:
    Made In USA
    Height Options:
    13 1/2 Inch
    Width Options:
    7 Inch
    Make:
    Universal Items
    Type Options:
    Heated
    Style Options:
    Flat
    Ready To Ship:
    Yes
    $50.99
    Qty in Cart: 0
    Price:
    $50.99
    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.


Introducing the Official 4 State Trucks Mobile App – Gear Up On the Go!