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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
  • Smooth Aluminum Underbody Toolbox W/ Single Swing Door 60 X 24 X 24 Inch

    Smooth Aluminum Underbody Toolbox W/ Single Swing Door 60 X 24 X 24 Inch

    TPHD

    $919.99
    60 X 24 X 24 Inch Smooth Aluminum Underbody Toolbox W/ Single Swing Door* High Quality Underbody Toolbox* Made Of Aluminum* Smooth Finish* Lightweight Yet Durable Construction* Includes:  - Single...
    09-0201157
    SKU:
    09-0201157
    Product Type:
    Toolboxes
    Ready To Ship:
    Yes
    Make:
    Universal Items
    $919.99
    Qty in Cart: 0
    Price:
    $919.99
    Subtotal:
  • Smooth Aluminum Underbody Toolbox W/ Single Swing Door 24 X 24 X 24 Inch

    Smooth Aluminum Underbody Toolbox W/ Single Swing Door 24 X 24 X 24 Inch

    TPHD

    $659.99
    24 X 24 X 24 Inch Smooth Aluminum Underbody Toolbox W/ Single Swing Door* High Quality Underbody Toolbox* Made Of Aluminum* Smooth Finish* Lightweight Yet Durable Construction* Includes:  - Single...
    09-0201154
    SKU:
    09-0201154
    Product Type:
    Toolboxes
    Ready To Ship:
    Yes
    Make:
    Universal Items
    $659.99
    Qty in Cart: 0
    Price:
    $659.99
    Subtotal:
  • Smooth Aluminum Underbody Toolbox W/ Single Swing Door 36 X 24 X 24 Inch

    Smooth Aluminum Underbody Toolbox W/ Single Swing Door 36 X 24 X 24 Inch

    TPHD

    $799.99
    36 X 24 X 24 Inch Smooth Aluminum Underbody Toolbox W/ Single Swing Door* High Quality Underbody Toolbox* Made Of Aluminum* Smooth Finish* Lightweight Yet Durable Construction* Includes:  - Single...
    09-0201155
    SKU:
    09-0201155
    Product Type:
    Toolboxes
    Ready To Ship:
    Yes
    Make:
    Universal Items
    $799.99
    Qty in Cart: 0
    Price:
    $799.99
    Subtotal:
  • Smooth Aluminum Underbody Toolbox W/ Single Swing Door 48 X 24 X 24 Inch

    Smooth Aluminum Underbody Toolbox W/ Single Swing Door 48 X 24 X 24 Inch

    TPHD

    $869.99
    48 X 24 X 24 Inch Smooth Aluminum Underbody Toolbox W/ Single Swing Door* High Quality Underbody Toolbox* Made Of Aluminum* Smooth Finish* Lightweight Yet Durable Construction* Includes:  - Single...
    09-0201156
    SKU:
    09-0201156
    Product Type:
    Toolboxes
    Ready To Ship:
    Yes
    Make:
    Universal Items
    $869.99
    Qty in Cart: 0
    Price:
    $869.99
    Subtotal:
  • Stainless Steel Chop Top Window Trim W/ Height & Drop Size Options For Peterbilt 2005 & Newer W/ Door Mounted Mirrors

    Stainless Steel Chop Top Window Trim W/ Height & Drop Size Options For Peterbilt 2005 & Newer W/ Door Mounted Mirrors

    UNITED PACIFIC

    $92.99 - $95.99
    Choose Option(s) to see description.Fitment* Fits Peterbilt 330 2005 thru 2005* Fits Peterbilt 335 2005 thru 2010* Fits Peterbilt 337 2011 thru 2023* Fits Peterbilt 357 2005 thru 2007* Fits Peterbilt...
    PPR_301221
    SKU:
    PPR_301221
    Product Type:
    Exterior
    Finish Options:
    Polished
    Location:
    Made In USA
    Length Options:
    31 Inch
    Height Options:
    5 Inch
    Material Options:
    Stainless Steel
    Length Options:
    30 1/2 Inch
    Size Options:
    18 Gauge
    Make:
    Peterbilt
    $92.99 - $95.99
    Qty in Cart: 0
    Price:
    $92.99 - $95.99
    Subtotal:
  • FREE SHIPPING
    Hogebuilt Full Fender Mounting Set W/ Mounting Options

    Hogebuilt Full Fender Mounting Set W/ Mounting Options

    HOGEBUILT FENDERS

    $498.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksHogebuilt Full Fender Mounting Set W/ U-Bolt ClampsFull Fender Mounting Set W/ U-Bolt Clamps By...
    PPR_301195
    SKU:
    PPR_301195
    Position:
    Kit Full
    Material Options:
    Stainless Steel
    Location:
    Made In USA
    Type Options:
    Full Fender
    Product Type:
    Rear Fenders
    Make:
    Universal Items
    $498.99
    Qty in Cart: 0
    Price:
    $498.99
    Subtotal:
  • Rubber Mud Flap W/ 8 X 8 Inch C Logo, Matte Black Smooth Finish Front & Logo Color Options

    Rubber Mud Flap W/ 8 X 8 Inch C Logo, Matte Black Smooth Finish Front & Logo Color Options

    4 STATE TRUCKS

    $21.29 - $23.44
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksRubber Mud Flap W/ White 8 X 8 Inch C Logo & Matte Black Smooth Finish FrontMud Flap Rubber W/ Black...
    PPR_301192
    SKU:
    PPR_301192
    Product Type:
    Mud Flaps
    Location:
    Made In USA
    Color:
    Black
    Width Options:
    24 Inch
    Height Options:
    30 Inch
    Material Options:
    Rubber
    Make:
    Universal Items
    $21.29 - $23.44
    Qty in Cart: 0
    Price:
    $21.29 - $23.44
    Subtotal:
  • FREE SHIPPING
    Hogebuilt Half Fender Mounting Set W/ Mounting Options

    Hogebuilt Half Fender Mounting Set W/ Mounting Options

    HOGEBUILT FENDERS

    $318.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksHogebuilt Half Fender Mounting Set W/ U-Bolt ClampsHalf Fender Mounting Set W/ U-Bolt Clamps By...
    PPR_301194
    SKU:
    PPR_301194
    Material Options:
    Stainless Steel
    Position:
    Kit Full
    Product Type:
    Rear Fenders
    Location:
    Made In USA
    Type Options:
    Half Fender
    Make:
    Universal Items
    $318.99
    Qty in Cart: 0
    Price:
    $318.99
    Subtotal:
  • BESTfit Stainless Steel Bumper W/ Boxed Ends, Blind Mount & Non Magnetic

    BESTfit Stainless Steel Bumper W/ Boxed Ends, Blind Mount & Non Magnetic

    BESTFIT TRUCK PARTS

    $936.99 - $1,044.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksBESTfit 18 Inch Stainless Steel Raptor X8 Bumper W/ Boxed Ends, Blind Mount & Non Magnetic18 Inch...
    PPR_301145
    SKU:
    PPR_301145
    Material Options:
    Stainless Steel
    Type Options:
    Blind Mount
    Product Type:
    Bumpers
    Height Options:
    22 Inch
    Size Options:
    11 Gauge
    Location:
    Made In USA
    Style Options:
    Texas Boxed End
    Make:
    Universal Items
    Height Options:
    18 Inch
    $936.99 - $1,044.99
    Qty in Cart: 0
    Price:
    $936.99 - $1,044.99
    Subtotal:
  • BESTfit Stainless Steel Texas Bumper W/ Hand Formed Ends, Blind Mount & Non Magnetic

    BESTfit Stainless Steel Texas Bumper W/ Hand Formed Ends, Blind Mount & Non Magnetic

    BESTFIT TRUCK PARTS

    $846.99 - $885.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksBESTfit 18 Inch Stainless Steel Texas Bumper W/ Hand Formed Ends, Blind Mount & Non Magnetic18 Inch...
    PPR_301144
    SKU:
    PPR_301144
    Location:
    Made In USA
    Product Type:
    Bumpers
    Style Options:
    Texas Square Hand Formed
    Height Options:
    22 Inch
    Material Options:
    Stainless Steel
    Height Options:
    18 Inch
    Type Options:
    Blind Mount
    Size Options:
    11 Gauge
    Make:
    Universal Items
    $846.99 - $885.99
    Qty in Cart: 0
    Price:
    $846.99 - $885.99
    Subtotal:
  • FREE SHIPPING
    Hogebuilt Single Axle Fender Mounting Set W/ Mounting Options

    Hogebuilt Single Axle Fender Mounting Set W/ Mounting Options

    HOGEBUILT FENDERS

    $259.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksHogebuilt Single Axle Fender Mounting Set W/ U-Bolt ClampsSingle Axle Fender Mounting Set W/ U-Bolt...
    PPR_301193
    SKU:
    PPR_301193
    Location:
    Made In USA
    Product Type:
    Rear Fenders
    Type Options:
    Full Radius Fender
    Position:
    Kit Full
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    $259.99
    Qty in Cart: 0
    Price:
    $259.99
    Subtotal:
  • Polished Stainless Steel Fender Mount Bracket W/ 4 Hole Mounting Style

    Polished Stainless Steel Fender Mount Bracket W/ 4 Hole Mounting Style

    PRO-TECH INDUSTRIES

    $518.99
    4 Hole Mounting Style Fender Mount Bracket Polished Stainless Steel* High Quality Fender Mount Bracket* Made Of 14 Gauge Stainless Steel* Number 7 Polished Finish* Universal Use* 4 Hole Mounting...
    09-111116
    SKU:
    09-111116
    Product Type:
    Rear Fenders
    Material Options:
    Stainless Steel
    Finish Options:
    Polished
    Size Options:
    14 Gauge
    Style Options:
    4 Hole
    Location:
    Made In USA
    Make:
    Universal Items
    $518.99
    Qty in Cart: 0
    Price:
    $518.99
    Subtotal:
  • Quilted Quarter Fender Cover 18 X 27 Inch Purple

    Quilted Quarter Fender Cover 18 X 27 Inch Purple

    ROBERT JAMES ENTERPRISES

    $182.99
    Purple Quilted Quarter Fender Cover 18 X 27 Inch* High Quality Quarter Fender Cover* Quilted* Purple* Dimensions:  - 27 Inch Width   - 18 Inch Height* Attaches To Fender With J Hook On 3 Sides And...
    09-1120007
    SKU:
    09-1120007
    Product Type:
    Rear Fenders
    Height Options:
    18 Inch
    Color:
    Purple
    Width Options:
    27 Inch
    Location:
    Made In USA
    Material Options:
    Cloth
    Make:
    Universal Items
    $182.99
    Qty in Cart: 0
    Price:
    $182.99
    Subtotal:
  • Rubber Mud Flap W/ White 8 X 8 Inch C Logo 4 Inches From Bottom & Matte Black Smooth Finish Front

    Rubber Mud Flap W/ White 8 X 8 Inch C Logo 4 Inches From Bottom & Matte Black Smooth Finish Front

    4 STATE TRUCKS

    $25.46
    Mud Flap Rubber W/ Black Anti Spray Proflex Profiled Back 24 X 30 X 1/2 Inch* High Quality Mudflap* Made Of Rubber* Includes:  - (1) Mudflap  - White 8 Inch X 8 Inch C Logo 4 Inches From The Bottom*...
    09-05070639
    SKU:
    09-05070639
    Product Type:
    Mud Flaps
    Location:
    Made In USA
    Color:
    Black
    Material Options:
    Rubber
    Width Options:
    24 Inch
    Height Options:
    30 Inch
    Make:
    Universal Items
    $25.46
    Qty in Cart: 0
    Price:
    $25.46
    Subtotal:
  • Rubber Mud Flap W/ Custom Pro-Tow Logo, Matte Black Smooth Finish 24 X 30 X 3/8 Inch

    Rubber Mud Flap W/ Custom Pro-Tow Logo, Matte Black Smooth Finish 24 X 30 X 3/8 Inch

    4 STATE TRUCKS

    $18.83
    Mud Flap Rubber W/ Black Anti Spray Proflex Profiled Backa* High Quality Mudflap* Made Of Rubber* Includes:  - (1) Mudflap  - Custom Pro-Tow Logo* Matte Black Smooth Finish Front* Black Anti-Spray...
    09-05070297
    SKU:
    09-05070297
    Product Type:
    Mud Flaps
    Height Options:
    30 Inch
    Material Options:
    Rubber
    Location:
    Made In USA
    Color:
    Black
    Width Options:
    24 Inch
    Make:
    Universal Items
    $18.83
    Qty in Cart: 0
    Price:
    $18.83
    Subtotal:
  • FREE SHIPPING OVER $249
    Stainless Steel A Panel Pocket Cover 5.4375 X 2.6875 Inch For Peterbilt

    Stainless Steel A Panel Pocket Cover 5.4375 X 2.6875 Inch For Peterbilt

    UNITED PACIFIC

    $15.99
    A Panel Pocket Cover Stainless Steel W/ 4.325 Inch C To C Bolt Holes* High Quality A Panel Pocket Cover* Made Of 304 Stainless Steel* Includes:  - (1) A-Panel Pocket Cover  - Mounting Hardware*...
    01-15010081
    SKU:
    01-15010081
    Product Type:
    Interior
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Height Options:
    2 1/2 Inch
    Width Options:
    5 3/8 Inch
    Make:
    Peterbilt
    $15.99
    Qty in Cart: 0
    Price:
    $15.99
    Subtotal:
  • 31.3125 Inch Stainless Steel Chop Top Window Trim W/ 8.094 Inch Drop For Peterbilt 2005 & Newer W/ Cab Mounted Mirrors

    31.3125 Inch Stainless Steel Chop Top Window Trim W/ 8.094 Inch Drop For Peterbilt 2005 & Newer W/ Cab Mounted Mirrors

    UNITED PACIFIC

    $95.99
    Chop Top Window Trim 31.3125 Inch Stainless Steel W/ .5625 Inch Lip* High Quality Chop Top Window Trim* Made Of 18 Gauge 430 Stainless Steel* Polished Finish* Includes:  - (2) Chop Tops  - Cutouts...
    01-09140085
    SKU:
    01-09140085
    Product Type:
    Exterior
    Finish Options:
    Polished
    Size Options:
    18 Gauge
    Material Options:
    Stainless Steel
    Location:
    Made In USA
    Length Options:
    31 Inch
    Make:
    Peterbilt
    $95.99
    Qty in Cart: 0
    Price:
    $95.99
    Subtotal:
  • 29.875 Inch Stainless Steel Chop Top Window Trim W/ 6.5 Inch Drop For Peterbilt 379, 388 & 389

    29.875 Inch Stainless Steel Chop Top Window Trim W/ 6.5 Inch Drop For Peterbilt 379, 388 & 389

    UNITED PACIFIC

    $92.99
    Chop Top Window Trim 29.875 Inch Stainless Steel W/ 6.5 Inch Drop* High Quality Chop Top Window Trim* Made Of 18 Gauge 430 Stainless Steel* Polished Finish* Includes:  - (2) Chop Tops  - Pre-Applied...
    01-09140086
    SKU:
    01-09140086
    Product Type:
    Exterior
    Material Options:
    Stainless Steel
    Finish Options:
    Polished
    Length Options:
    29 1/2 Inch
    Location:
    Made In USA
    Size Options:
    18 Gauge
    Make:
    Peterbilt
    $92.99
    Qty in Cart: 0
    Price:
    $92.99
    Subtotal:
  • 30.5 Inch Stainless Steel Chop Top Window Trim W/ 5.125 Drop For Peterbilt 2006 & Newer W/ Convex Mirrors

    30.5 Inch Stainless Steel Chop Top Window Trim W/ 5.125 Drop For Peterbilt 2006 & Newer W/ Convex Mirrors

    UNITED PACIFIC

    $92.99
    Chop Top Window Trim 30.5 Inch Stainless Steel W/ .5625 Inch Lip* High Quality Chop Top Window Trim* Made Of 18 Gauge 430 Stainless Steel* Polished Finish* Designed For Trucks With Convex Mirror*...
    01-09140083
    SKU:
    01-09140083
    Product Type:
    Exterior
    Length Options:
    30 1/2 Inch
    Finish Options:
    Polished
    Material Options:
    Stainless Steel
    Location:
    Made In USA
    Size Options:
    18 Gauge
    Make:
    Peterbilt
    $92.99
    Qty in Cart: 0
    Price:
    $92.99
    Subtotal:
  • Mirror Glass Kit For Single Vision, Non- Heated Replaces 613466

    Mirror Glass Kit For Single Vision, Non- Heated Replaces 613466

    AUTOMANN USA

    $34.85
    Replacement Mirror Glass Kit For Single Vision, Non- Heated* High Quality Mirror Glass* Replacement Glass For Single Vision Universal Performance* Flat Glass* Non-Heated* No CB Antenna* No Temp...
    09-09140014
    SKU:
    09-09140014
    Height Options:
    19 Inch
    Product Type:
    Exterior
    Style Options:
    Flat
    Width Options:
    8 Inch
    Material Options:
    Glass
    Make:
    Universal Items
    $34.85
    Qty in Cart: 0
    Price:
    $34.85
    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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