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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
  • 101.50 Inch Fiberglass Gel Coat High Light Full Fender

    101.50 Inch Fiberglass Gel Coat High Light Full Fender

    WTI FENDERS

    $891.99 - $1,784.99
    Choose Option(s) to see description.Fitment** Fits Makes & Models W/ Tire Sizes: 22.5 Low Profile, 22.5 Tall, 24.5 Low Profile101.50 Inch Fiberglass Black Gel Coat High Light Full Fender- Driver...
    PPR_300452
    SKU:
    PPR_300452
    Color:
    Gray
    Length Options:
    101 Inch
    Color:
    White
    Position:
    Passenger Side
    Location:
    Made In USA
    Product Type:
    Rear Fenders
    Color:
    Black
    Height Options:
    30 Inch
    Finish Options:
    Paintable
    Position:
    Driver Side
    Material Options:
    Fiberglass
    Width Options:
    26 Inch
    Make:
    Universal Items
    Height Options:
    30 1/2 Inch
    Type Options:
    Full Fender
    $891.99 - $1,784.99
    Qty in Cart: 0
    Price:
    $891.99 - $1,784.99
    Subtotal:
  • 101.50 Inch Fiberglass Gel Coat Full Fender

    101.50 Inch Fiberglass Gel Coat Full Fender

    WTI FENDERS

    $1,702.99
    Choose Option(s) to see description.Fitment** Fits Makes & Models W/ Tire Sizes: 22.5 Low Profile, 22.5 Tall, 24.5 Low Profile101.50 Inch Fiberglass White Gel Coat Full Fender101.50 Inch White...
    PPR_300450
    SKU:
    PPR_300450
    Color:
    Gray
    Length Options:
    101 Inch
    Color:
    White
    Product Type:
    Rear Fenders
    Length Options:
    103 Inch
    Height Options:
    30 Inch
    Finish Options:
    Paintable
    Material Options:
    Fiberglass
    Location:
    Made In USA
    Width Options:
    26 Inch
    Make:
    Universal Items
    Type Options:
    Full Fender
    Type Options:
    Full Radius Fender
    Height Options:
    30 1/2 Inch
    $1,702.99
    Qty in Cart: 0
    Price:
    $1,702.99
    Subtotal:
  • Fiberglass Single Axle Fender

    Fiberglass Single Axle Fender

    SHIFT PRODUCTS

    $1,326.99 - $1,428.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models of Trucks** Will Not Fit 11R 24.5 Inch Tall TiresFiberglass Single Axle Fender With 3 Inch Lip & 36 Inch...
    PPR_300442
    SKU:
    PPR_300442
    Height Options:
    36 Inch
    Color:
    Gray
    Material Options:
    Fiberglass
    Height Options:
    34 Inch
    Finish Options:
    Paintable
    Product Type:
    Rear Fenders
    Make:
    Universal Items
    Type Options:
    Full Radius Fender
    $1,326.99 - $1,428.99
    Qty in Cart: 0
    Price:
    $1,326.99 - $1,428.99
    Subtotal:
  • FREE SHIPPING OVER $219
    Turnpike Truck Trim 12 Inch Stainless Steel Grab Handle For Peterbilt

    Turnpike Truck Trim 12 Inch Stainless Steel Grab Handle For Peterbilt

    TURNPIKE TRUCK TRIM

    $30.59
    12 Inch Polished Grab Handle By Turnpike Truck Trim Fits PeterbiltEquip your Peterbilt truck with the Turnpike Truck Trim 12 Inch Stainless Steel Grab Handle, engineered for long-lasting performance...
    01-092012
    SKU:
    01-092012
    Length Options:
    12 Inch
    Finish Options:
    Polished
    Material Options:
    Stainless Steel
    Product Type:
    Exterior
    Make:
    Peterbilt
    Ready To Ship:
    Yes
    $30.59
    Qty in Cart: 0
    Price:
    $30.59
    Subtotal:
  • FREE SHIPPING OVER $219
    BESTfit Stainless Steel Upper Mirror Bracket For Peterbilt 300 Series W/ Cab Mounted Mirrors 2005 & Newer

    BESTfit Stainless Steel Upper Mirror Bracket For Peterbilt 300 Series W/ Cab Mounted Mirrors 2005 & Newer

    BESTFIT TRUCK PARTS

    $40.79
    Upper Mirror Bracket By BESTfit Replaces R11-6044, R11-6044R Fits Peterbilt W/ Cab Mounted MirrorsSecure your Peterbilt's cab-mounted mirrors with the BESTfit Stainless Steel Outer Mirror Bracket,...
    01-0915022
    SKU:
    01-0915022
    Material Options:
    Stainless Steel
    Product Type:
    Exterior
    Type Options:
    Cab Mount
    Make:
    Peterbilt
    Ready To Ship:
    Yes
    $40.79
    Qty in Cart: 0
    Price:
    $40.79
    Subtotal:
  • Fiberglass Full Radius Fender With Lip

    Fiberglass Full Radius Fender With Lip

    SHIFT PRODUCTS

    $1,298.99 - $1,463.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksFiberglass Full Radius Fender With 1 Inch LipFull Radius Fender With 1 Inch Lip- 36 Inch HeightProtect...
    PPR_300360
    SKU:
    PPR_300360
    Material Options:
    Fiberglass
    Product Type:
    Rear Fenders
    Style Options:
    Single Axle
    Height Options:
    36 Inch
    Make:
    Universal Items
    $1,298.99 - $1,463.99
    Qty in Cart: 0
    Price:
    $1,298.99 - $1,463.99
    Subtotal:
  • CSM 101 Inch Polished 304 Stainless Steel Full Fenders

    CSM 101 Inch Polished 304 Stainless Steel Full Fenders

    CHROME SHOP MAFIA

    $2,249.99 - $2,306.99
    Take your rig's exterior to show-level quality with the CSM 101 Inch Stainless Steel Full Fender lineup from Chrome Shop Mafia, built for drivers who want unbeatable shine and dependable durability...
    PPR_299975
    SKU:
    PPR_299975
    Product Type:
    Rear Fenders
    Length Options:
    144 Inch
    Size Options:
    14 Gauge
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Type Options:
    Full Fender
    Style Options:
    Quilted
    Ready To Ship:
    Yes
    $2,249.99 - $2,306.99
    Qty in Cart: 0
    Price:
    $2,249.99 - $2,306.99
    Subtotal:
  • On Sale
    Limited Quantity Available
    CSM 3 Inch Full Wrap Sleeper Panel For Peterbilt 300 Series

    CSM 3 Inch Full Wrap Sleeper Panel For Peterbilt 300 Series

    CHROME SHOP MAFIA

    $122.48 - $256.99
    Choose Option(s) to see description.Fitment* Fits Peterbilt 330 1995 thru 2005* Fits Peterbilt 335 2005 thru 2010* Fits Peterbilt 337 2011 thru 2022* Fits Peterbilt 352 1972 thru 1980* Fits Peterbilt...
    PPR_300336
    SKU:
    PPR_300336
    Product Type:
    Exterior
    Height Options:
    3 Inch
    Length Options:
    80 Inch
    Material Options:
    Stainless Steel
    Material Options:
    Aluminum
    Make:
    Peterbilt
    Ready To Ship:
    Yes
    Location:
    Made In USA
    Style Options:
    Full Wrap
    $122.48 - $256.99
    Qty in Cart: 0
    Price:
    $122.48 - $256.99
    Subtotal:
  • Smooth Aluminum Big Mouth Step Box

    Smooth Aluminum Big Mouth Step Box

    SOARING EAGLE

    $1,280.99 - $1,448.99
    Keep your essential equipment secure and accessible with the Smooth Aluminum Big Mouth Step Box, designed for durability and streamlined styling. Its smooth aluminum construction stands up to harsh...
    PPR_300342
    SKU:
    PPR_300342
    Product Type:
    Toolboxes
    Length Options:
    18 Inch
    Length Options:
    24 Inch
    Width Options:
    24 Inch
    Height Options:
    27 Inch
    Material Options:
    Aluminum
    Make:
    Universal Items
    Ready To Ship:
    Yes
    Finish Options:
    Polished
    Style Options:
    Big Mouth Style
    Width Options:
    25 Inch
    $1,280.99 - $1,448.99
    Qty in Cart: 0
    Price:
    $1,280.99 - $1,448.99
    Subtotal:
  • 24 Inch Proflex Black Rubber Mud Flap W/ Ribbed Back - 3/8 Inch Thick

    24 Inch Proflex Black Rubber Mud Flap W/ Ribbed Back - 3/8 Inch Thick

    4 STATE TRUCKS

    $22.21
    Keep your truck protected from mud, rocks, and road debris with this mud flap. Constructed from high-quality rubber with a ribbed back for extra strength, this 3/8-inch thick mud flap resists...
    PPR_300339
    SKU:
    PPR_300339
    Material Options:
    Rubber
    Height Options:
    24 Inch
    Color:
    Black
    Width Options:
    24 Inch
    Product Type:
    Mud Flaps
    Make:
    Universal Items
    Height Options:
    30 Inch
    Length Options:
    3/8 Inch
    $22.21
    Qty in Cart: 0
    Price:
    $22.21
    Subtotal:
  • I-29 Flex Air Suspension Rear And Center Blind Mount Bracket

    I-29 Flex Air Suspension Rear And Center Blind Mount Bracket

    AFTERMARKET

    $305.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksI-29 Flex Air Suspension Rear And Center Blind Mount BracketRear Bracket For Half Fender Kits And...
    PPR_300310
    SKU:
    PPR_300310
    Location:
    Made In USA
    Material Options:
    Steel
    Product Type:
    Rear Fenders
    Position:
    Passenger Side
    Position:
    Driver Side
    Make:
    Peterbilt
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $305.99
    Qty in Cart: 0
    Price:
    $305.99
    Subtotal:
  • BESTfit 7 X 16 Inch Stainless Steel Dual Vision West Coast Mirror

    BESTfit 7 X 16 Inch Stainless Steel Dual Vision West Coast Mirror

    BESTFIT TRUCK PARTS

    $48.90 - $56.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksBESTfit 7 X 16 Inch Stainless Steel West Coast Mirror- Single Flat Glass & Heated7 X 16 Inch West Coast...
    PPR_300311
    SKU:
    PPR_300311
    Product Type:
    Exterior
    Material Options:
    Stainless Steel
    Type Options:
    Heated
    Style Options:
    West Coast Style
    Width Options:
    7 Inch
    Height Options:
    16 Inch
    Type Options:
    Stud Mount
    Make:
    Universal Items
    $48.90 - $56.99
    Qty in Cart: 0
    Price:
    $48.90 - $56.99
    Subtotal:
  • Hogebuilt Down Low Rear Fender Bracket Side Mount For Clean Frame Mount All Tire Size

    Hogebuilt Down Low Rear Fender Bracket Side Mount For Clean Frame Mount All Tire Size

    HOGEBUILT FENDERS

    $439.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksHogebuilt Down Low Rear Fender Bracket, Passenger Side Mount For Clean Frame Mount All Tire...
    PPR_300317
    SKU:
    PPR_300317
    Color:
    Black
    Finish Options:
    Mirror
    Finish Options:
    Polished
    Material Options:
    Steel
    Material Options:
    Stainless Steel
    Position:
    Driver Side
    Position:
    Passenger Side
    Product Type:
    Rear Fenders
    Size Options:
    12 Gauge
    Make:
    Universal Items
    $439.99
    Qty in Cart: 0
    Price:
    $439.99
    Subtotal:
  • Polished Aluminum Tool Box W/ Sloped Top Lid

    Polished Aluminum Tool Box W/ Sloped Top Lid

    PRO-TECH INDUSTRIES

    $1,062.99 - $1,133.99
    Add a clean, professional storage upgrade to your truck with the Polished Aluminum Tool Box featuring a sloped top lid. Built from durable, corrosion-resistant polished aluminum, this tool box is...
    PPR_300308
    SKU:
    PPR_300308
    Length Options:
    30 Inch
    Style Options:
    Sloped
    Height Options:
    18 Inch
    Height Options:
    20 Inch
    Material Options:
    Aluminum
    Finish Options:
    Polished
    Product Type:
    Toolboxes
    Width Options:
    20 Inch
    Length Options:
    33 Inch
    Width Options:
    18 Inch
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $1,062.99 - $1,133.99
    Qty in Cart: 0
    Price:
    $1,062.99 - $1,133.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Door Mounted Upper/Lower Mirror Brackets For Peterbilt 300 Series

    Door Mounted Upper/Lower Mirror Brackets For Peterbilt 300 Series

    DAN'S SHOP

    $32.63
    Choose Option(s) to see description.Fitment* Fits Peterbilt 330 1995 thru 2005* Fits Peterbilt 335 2005 thru 2010* Fits Peterbilt 337 2011 thru 2022* Fits Peterbilt 352 1972 thru 1980* Fits Peterbilt...
    PPR_300286
    SKU:
    PPR_300286
    Product Type:
    Exterior
    Length Options:
    14 1/2 Inch
    Material Options:
    Stainless Steel
    Width Options:
    1 1/2 Inch
    Width Options:
    1 1/4 Inch
    Make:
    Peterbilt
    Ready To Ship:
    Yes
    $32.63
    Qty in Cart: 0
    Price:
    $32.63
    Subtotal:
  • Hogebuilt Rogue Series 80 Inch Stainless Steel Half Fenders

    Hogebuilt Rogue Series 80 Inch Stainless Steel Half Fenders

    HOGEBUILT FENDERS

    $1,127.99 - $1,747.99
    The Hogebuilt Rogue Series 80 Inch Stainless Steel Half Fenders combine rugged strength with custom styling. Available in 304 and 430 stainless steel, these Ultimate Low Rider fenders resist rust,...
    PPR_300296
    SKU:
    PPR_300296
    Length Options:
    80 Inch
    Material Options:
    Stainless Steel
    Product Type:
    Rear Fenders
    Size Options:
    14 Gauge
    Make:
    Universal Items
    Style Options:
    Low Rider Style
    Height Options:
    30 Inch
    Ready To Ship:
    Yes
    $1,127.99 - $1,747.99
    Qty in Cart: 0
    Price:
    $1,127.99 - $1,747.99
    Subtotal:
  • FREE SHIPPING OVER $249
    2 Diode License Plate Light- White LED/ Clear Lens

    2 Diode License Plate Light- White LED/ Clear Lens

    PETERSON MFG

    $7.02
    2.48 X 1.2 Inch 2 Diode License Plate Light- White LED/ Clear LensKeep your license plate clearly visible and compliant with this 2 Diode License Plate Light. Designed with a rectangular shape and...
    09-16010000072
    SKU:
    09-16010000072
    Height Options:
    1 1/4 Inch
    Length Options:
    3/4 Inch
    Product Type:
    Lighting
    Width Options:
    2 1/2 Inch
    Color:
    White
    Make:
    Universal Items
    $7.02
    Qty in Cart: 0
    Price:
    $7.02
    Subtotal:
  • FREE SHIPPING OVER $249
    2 Diode Utility Light- White LED/ Clear Lens

    2 Diode Utility Light- White LED/ Clear Lens

    PETERSON MFG

    $7.02
    2.48 X 1.2 Inch 2 Diode Utility Light- White LED/ Clear LensMaximize your vehicle's visibility with this 2 Diode Utility Light, designed for trucks, trailers, and utility vehicles. The rectangular...
    09-16010000073
    SKU:
    09-16010000073
    Color:
    White
    Width Options:
    2 1/2 Inch
    Height Options:
    1 1/4 Inch
    Product Type:
    Lighting
    Length Options:
    3/4 Inch
    Make:
    Universal Items
    $7.02
    Qty in Cart: 0
    Price:
    $7.02
    Subtotal:
  • FREE SHIPPING OVER $249
    Single Diode Utility & License LED Light W/ 2 Bullet Plugs- White LED/ Clear Lens

    Single Diode Utility & License LED Light W/ 2 Bullet Plugs- White LED/ Clear Lens

    PETERSON MFG

    $23.76
    2.50 X 1.19 Inch Single Diode Utility & License LED Light W/ 2- 0.180 Bullet Plugs- White LED/ Clear LensMaximize visibility and compliance with this Single Diode Utility & License Plate LED Light...
    09-16010000069
    SKU:
    09-16010000069
    Length Options:
    3/4 Inch
    Product Type:
    Lighting
    Color:
    White
    Width Options:
    2 1/2 Inch
    Height Options:
    1 1/4 Inch
    Make:
    Universal Items
    $23.76
    Qty in Cart: 0
    Price:
    $23.76
    Subtotal:
  • On Sale
    Limited Quantity Available
    AC Light Brackets With Cutouts For Watermelon Lights - 5 Inch Spacing For Peterbilt 378, 379, 388, 379

    AC Light Brackets With Cutouts For Watermelon Lights - 5 Inch Spacing For Peterbilt 378, 379, 388, 379

    PHOENIX DESIGN

    $68.00 - $122.99
    Choose Option(s) to see description.Fitment* Fits Peterbilt 378 1988 thru 2007* Fits Peterbilt 379 1987 thru 2007* Fits Peterbilt 388 2008 thru 2014* Fits Peterbilt 389 2008 thru 2023AC Light...
    PPR_300070
    SKU:
    PPR_300070
    Product Type:
    Exterior
    Ready To Ship:
    Yes
    $68.00 - $122.99
    Qty in Cart: 0
    Price:
    $68.00 - $122.99
    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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