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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
  • TPHD 76 Inch Black Round Super Single Poly Full Radius Fender - Pair

    TPHD 76 Inch Black Round Super Single Poly Full Radius Fender - Pair

    TPHD

    $265.99
    Super Single Axle Poly Full Radius Fender* High Quality Fender* Poly* Full Radius* Black* Dimensions:  - 79 Inch Overall Length   - 19 Inch Width* 3 Inch Flange* 1 Pair Does 1 Axle* Sold As Pair*...
    09-110501039
    SKU:
    09-110501039
    Material Options:
    Plastic/Poly
    Product Type:
    Rear Fenders
    Truck Class:
    Heavy Duty
    Width Options:
    19 Inch
    Make:
    Universal Items
    Color:
    Black
    Length Options:
    79 Inch
    $265.99
    Qty in Cart: 0
    Price:
    $265.99
    Subtotal:
  • Fuel Filter Element K37-1011

    Fuel Filter Element K37-1011

    OPP - ORIGINAL PARTS PROGRAM

    $81.99
    Fuel Filter* High Quality Fuel Filter* Sold Individually* Warranty On Fuel Filters Against Defects In Workmanship & Material From Date Of Purchase*|** This Is An OEM Replacement Part/ Not...
    09-07035000
    SKU:
    09-07035000
    Product Type:
    Engine Parts
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    $81.99
    Qty in Cart: 0
    Price:
    $81.99
    Subtotal:
  • Pinion Seal 4.936 OD X 3 Inch OD Replaces A11205Z2730, A1205N2588, 100263

    Pinion Seal 4.936 OD X 3 Inch OD Replaces A11205Z2730, A1205N2588, 100263

    AFTERMARKET

    $104.99
    4.936 Inch Pinion Seal* High Quality Pinion Seal* Dimensions:  - O.D.- 4.936 Inch  - Shaft Diameter- 3.00 Inch* Product Group- Differential* Pinion Seal* Seal Type- CR Genuine* Made In USA* Sold...
    09-05210005
    SKU:
    09-05210005
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    Diameter Options:
    4 3/4 Inch
    $104.99
    Qty in Cart: 0
    Price:
    $104.99
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  • Pinion Seal 3.751 OD X 3 Inch OD Replaces A11205Y2729. A1205P2590. 100495

    Pinion Seal 3.751 OD X 3 Inch OD Replaces A11205Y2729. A1205P2590. 100495

    AFTERMARKET

    $86.99
    3.751 Inch Pinion Seal* High Quality Pinion Seal* Dimensions:  - O.D.- 3.751 Inch  - Shaft Diameter- 3.00 Inch  - Width- 0.694 Inch* Product Group- Differential* Pinion Seal* Seal Type- CR Genuine*...
    09-05210006
    SKU:
    09-05210006
    Product Type:
    Exterior
    Make:
    Universal Items
    $86.99
    Qty in Cart: 0
    Price:
    $86.99
    Subtotal:
  • Shaft Wing Thread U-Joint Replaces 5-9000X. 59000X. Cp92N-Dwt. Cp92Ndwt

    Shaft Wing Thread U-Joint Replaces 5-9000X. 59000X. Cp92N-Dwt. Cp92Ndwt

    AFTERMARKET

    $197.99
    U Joint - 92N Series, WB Type* High Quality Joint* 4 Low Wing Threaded Bearing Caps* Sold Individually* Warranty On Joints Against Defects In Workmanship & Material From Date Of Purchase*** High...
    09-05210004
    SKU:
    09-05210004
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    Material Options:
    Steel
    $197.99
    Qty in Cart: 0
    Price:
    $197.99
    Subtotal:
  • ABS Adapter Cable Replaces AL919346

    ABS Adapter Cable Replaces AL919346

    AFTERMARKET

    $86.99
    Haldex ABS Adapter Cable Pre-DIN ECU to DIN Solenoid* High Quality Haldex ABS Adapter Cable* Pre-DIN ECU To DIN Solenoid* 3 Pin Pre-DIN ECU Connector* 3 Pin DIN Solenoid Connector* Made In USA* Sold...
    09-05170048
    SKU:
    09-05170048
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $86.99
    Qty in Cart: 0
    Price:
    $86.99
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  • Spring Brake Chamber 2.5 Inch Stroke TR3030 For Hendrickson Trailer

    Spring Brake Chamber 2.5 Inch Stroke TR3030 For Hendrickson Trailer

    AFTERMARKET

    $237.99
    3030 Type Standard Stroke Spring Brake Chamber* High Quality Spring Brake* Nylon* Stroke Length- 2.50 Inch* Pushrod 12.00 Inch In Caged Position* Epoxy Coated Head* Non-Pressure Chamber* Lower Push...
    09-05170020
    SKU:
    09-05170020
    Product Type:
    Frame & Chassis
    Material Options:
    Nylon
    Make:
    Universal Items
    $237.99
    Qty in Cart: 0
    Price:
    $237.99
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  • Aluminum Lid For Iowa Customs In-Frame Tool Box

    Aluminum Lid For Iowa Customs In-Frame Tool Box

    IOWA CUSTOMS

    $361.99
    Aluminum In Frame Tool Box Lid By Iowa CustomsProtect your equipment with the Aluminum Lid for Iowa Customs In-Frame Tool Boxes, designed for long-lasting durability and easy access. Made from...
    09-050200007
    SKU:
    09-050200007
    Truck Class:
    Heavy Duty
    Material Options:
    Aluminum
    Make:
    Universal Items
    Location:
    Made In USA
    Product Type:
    Toolboxes
    $361.99
    Qty in Cart: 0
    Price:
    $361.99
    Subtotal:
  • FREE SHIPPING
    Aluminum Large Mouth Step Box- 24 X 25 X 28 Inch

    Aluminum Large Mouth Step Box- 24 X 25 X 28 Inch

    AUTOMANN USA

    $877.99
    24 X 25 X 28 Inch Aluminum Large Mouth Step BoxReinforce your truck's storage and step access with the Aluminum Large Mouth Step Box - 24 x 25 x 28 Inch. Featuring aluminum construction, a large...
    09-05020001
    SKU:
    09-05020001
    Width Options:
    25 Inch
    Height Options:
    28 Inch
    Material Options:
    Aluminum
    Length Options:
    24 Inch
    Make:
    Universal Items
    Product Type:
    Toolboxes
    Size Options:
    9 Gauge
    $877.99
    Qty in Cart: 0
    Price:
    $877.99
    Subtotal:
  • TPHD 8 Inch Sleeper Window Chop Top For Peterbilt 70-Inch Sleepers

    TPHD 8 Inch Sleeper Window Chop Top For Peterbilt 70-Inch Sleepers

    TPHD

    $176.99
    Peterbilt 70 Inch Sleeper 8 Inch Window Chop Top* High Quality Sleeper Window Chops* Stainless Steel* 8 Inch* With Trim* Sold Individually* Warranty On Window Chops Against Defects In Workmanship &...
    01-1013001
    SKU:
    01-1013001
    Material Options:
    Stainless Steel
    Product Type:
    Exterior
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Width Options:
    8 Inch
    $176.99
    Qty in Cart: 0
    Price:
    $176.99
    Subtotal:
  • 3 X 36 Inch SS Sleeper Panels With 5 Bulkhead Lights Holes Each For Peterbilt 367, 384, 386, 388, 389, 567, 579

    3 X 36 Inch SS Sleeper Panels With 5 Bulkhead Lights Holes Each For Peterbilt 367, 384, 386, 388, 389, 567, 579

    PHOENIX DESIGN

    $257.99
    Peterbilt 36 Inch Stainless Steel Sleeper Panels* High Quality Sleeper Panels* Stainless Steel* 3 Inch x 36 Inch* (5) Bulkhead Light Holes Each Panel* Made In USA * Sold As Pair* Warranty On Sleeper...
    01-10123263
    SKU:
    01-10123263
    Product Type:
    Exterior
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Length Options:
    36 Inch
    Light Options:
    Without Lights
    Height Options:
    3 Inch
    Material Options:
    Stainless Steel
    Location:
    Made In USA
    $257.99
    Qty in Cart: 0
    Price:
    $257.99
    Subtotal:
  • 4 X 63 Inch Stainless Steel Sleeper Panels With 9 Rnd 2 Inch Light Holes Per Side For Peterbilt 367, 384, 386, 388, 389, 567, 579

    4 X 63 Inch Stainless Steel Sleeper Panels With 9 Rnd 2 Inch Light Holes Per Side For Peterbilt 367, 384, 386, 388, 389, 567, 579

    PHOENIX DESIGN

    $319.99
    Peterbilt SS Sleeper Panels* High Quality Sleeper Panels* Stainless Steel* 4 Inch x 63 Inch * (9) 2 Inch Round Light Holes Per Side * With 6 Inch Spacing* Made In USA * Sold As Pair* Warranty On...
    01-10123242
    SKU:
    01-10123242
    Product Type:
    Exterior
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Height Options:
    4 Inch
    Length Options:
    63 Inch
    Material Options:
    Stainless Steel
    Location:
    Made In USA
    Light Options:
    Without Lights
    $319.99
    Qty in Cart: 0
    Price:
    $319.99
    Subtotal:
  • 3 X 70 Inch SS Sleeper Panels With 8 Rnd 2 Inch Lights - Amber LED / Amber Lens For Peterbilt 300 Series

    3 X 70 Inch SS Sleeper Panels With 8 Rnd 2 Inch Lights - Amber LED / Amber Lens For Peterbilt 300 Series

    PHOENIX DESIGN

    $480.99
    70 Inch Peterbilt 379 Sleeper Panels With 8 Round 2 Inch Lights And 8 Inch Light Spacing* High Quality Sleeper Panels* Stainless Steel* 3 Inch x 70 Inch * (8) Round 2 Inch Lights * Amber LED/ Amber...
    01-10123244
    SKU:
    01-10123244
    Truck Class:
    Heavy Duty
    Product Type:
    Exterior
    Make:
    Peterbilt
    Height Options:
    3 Inch
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Light Options:
    With Lights
    Length Options:
    70 Inch
    $480.99
    Qty in Cart: 0
    Price:
    $480.99
    Subtotal:
  • 70 Inch SS Sleeper Panels With Amber LEDs / Smoked Lens For Peterbilt 367, 384, 386, 388, 389, 387, 587

    70 Inch SS Sleeper Panels With Amber LEDs / Smoked Lens For Peterbilt 367, 384, 386, 388, 389, 387, 587

    PHOENIX DESIGN

    $508.99
    Peterbilt 70 Inch SS Sleeper Panels With Amber LED & Smoked Lenses* High Quality Sleeper Panels* Stainless Steel* 70 Inch* Amber LED/ Smoked Lens* Made In USA * Sold As Pair* Warranty On Sleeper...
    01-101232230
    SKU:
    01-101232230
    Truck Class:
    Heavy Duty
    Product Type:
    Exterior
    Make:
    Peterbilt
    Light Options:
    With Lights
    Length Options:
    70 Inch
    Material Options:
    Stainless Steel
    Location:
    Made In USA
    Color:
    Amber
    $508.99
    Qty in Cart: 0
    Price:
    $508.99
    Subtotal:
  • 4 Inch Stainless Steel Sleeper Extensions With 2 P1 Lights - Amber LED / Amber Lens For Peterbilt 365, 367, 384, 386, 388, 389, 567, 579

    4 Inch Stainless Steel Sleeper Extensions With 2 P1 Lights - Amber LED / Amber Lens For Peterbilt 365, 367, 384, 386, 388, 389, 567, 579

    PHOENIX DESIGN

    $171.99
    Peterbilt Unibilt 4 Inch Sleeper Extension Panels With LED P1 Lights For Up To 63/72 Inch Sleepers With 12 Inch Light SpacingThese Stainless Steel Sleeper Extensions by Phoenix Design feature two...
    01-10123219
    SKU:
    01-10123219
    Product Type:
    Exterior
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Height Options:
    4 Inch
    Light Options:
    With Lights
    Material Options:
    Stainless Steel
    $171.99
    Qty in Cart: 0
    Price:
    $171.99
    Subtotal:
  • 6.5 Inch Paintable Steel Sleeper Panels With Bulkhead Lights - Amber LED/ Clear Lens For Peterbilt 70-78 Inch Sleeper Without Extensions 300 Series

    6.5 Inch Paintable Steel Sleeper Panels With Bulkhead Lights - Amber LED/ Clear Lens For Peterbilt 70-78 Inch Sleeper Without Extensions 300 Series

    PHOENIX DESIGN

    $508.99
    Peterbilt 70-78 Inch Sleeper Sleeper Panels* High Quality Sleeper Panels* Steel* Paintable* 6.5 Inch* With Under Glow Lights* Bulkhead Lights* Amber LED/ Clear Lens* For 70-78 Inch Sleeper Without...
    01-1012127
    SKU:
    01-1012127
    Product Type:
    Exterior
    Finish Options:
    Paintable
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Height Options:
    6 1/2 Inch
    Material Options:
    Steel
    Location:
    Made In USA
    Light Options:
    With Lights
    Color:
    Amber/Clear
    $508.99
    Qty in Cart: 0
    Price:
    $508.99
    Subtotal:
  • 4 X 48 Inch Stainless Steel Blank Sleeper Panels For Peterbilt 367, 384, 386, 388, 389

    4 X 48 Inch Stainless Steel Blank Sleeper Panels For Peterbilt 367, 384, 386, 388, 389

    PHOENIX DESIGN

    $209.99
    4 Inch Face Stainless Steel Blank Sleeper Panels For Peterbilt 78 Inch Sleepers* High Quality Sleeper Panels* Stainless Steel* 4 Inch* Face Blank * For 48 Inch Sleepers* Sold As Pair* Warranty On...
    01-10123192
    SKU:
    01-10123192
    Truck Class:
    Heavy Duty
    Product Type:
    Exterior
    Make:
    Peterbilt
    Material Options:
    Stainless Steel
    Length Options:
    48 Inch
    Height Options:
    4 Inch
    $209.99
    Qty in Cart: 0
    Price:
    $209.99
    Subtotal:
  • 3 X 70 Inch Sleeper Panels With 4 M1 LED Light Holes For Peterbilt 367, 384, 386, 388, 389, 387, 587

    3 X 70 Inch Sleeper Panels With 4 M1 LED Light Holes For Peterbilt 367, 384, 386, 388, 389, 387, 587

    PHOENIX DESIGN

    $264.99
    Peterbilt 70 Inch Long By 3 Inch Tall Sleeper Panels With 4 P1 LED Lights And 16 Inch Light Spacing* High Quality Sleeper Panels* Stainless Steel* 70 Inch* 3 Inch Height* (4) M1 LED Light Cut Outs...
    01-10123176
    SKU:
    01-10123176
    Truck Class:
    Heavy Duty
    Product Type:
    Exterior
    Make:
    Peterbilt
    Light Options:
    Without Lights
    Length Options:
    70 Inch
    Height Options:
    3 Inch
    Material Options:
    Stainless Steel
    $264.99
    Qty in Cart: 0
    Price:
    $264.99
    Subtotal:
  • SS Sleeper Panels With P1 Style Lights & 3 Inch Ext.- Amber LED / Clear Lens For Peterbilt 378, 379, 388, 389

    SS Sleeper Panels With P1 Style Lights & 3 Inch Ext.- Amber LED / Clear Lens For Peterbilt 378, 379, 388, 389

    PHOENIX DESIGN

    $495.99
    Peterbilt Stainless Steel Sleeper Panels* High Quality Sleeper Panels* Stainless Steel* 4 Inch* (6) P1 Style Light* Amber LED/ Clear Lens* With 3 Inch Extension* Made In USA * Sold Individually*...
    01-1012122
    SKU:
    01-1012122
    Truck Class:
    Heavy Duty
    Product Type:
    Exterior
    Make:
    Peterbilt
    Material Options:
    Stainless Steel
    Location:
    Made In USA
    Height Options:
    4 Inch
    Light Options:
    With Lights
    Color:
    Amber/Clear
    $495.99
    Qty in Cart: 0
    Price:
    $495.99
    Subtotal:
  • 6.5 X 63 Inch Sleeper Panels W/ 5 P1 Lights - Amber LED / Amber Lens For Peterbilt 367, 384, 386, 388, 389, 567, 579

    6.5 X 63 Inch Sleeper Panels W/ 5 P1 Lights - Amber LED / Amber Lens For Peterbilt 367, 384, 386, 388, 389, 567, 579

    PHOENIX DESIGN

    $597.99
    63 Inch Peterbilt Sleeper Panels* High Quality Sleeper Panels* Stainless Steel* 6.5 Inch x 63 Inch* (5) P1 Style Lights* Amber LED/ Amber Lens* Made In USA * Sold As Pair* Warranty On Sleeper Panels...
    01-1012029L001
    SKU:
    01-1012029L001
    Truck Class:
    Heavy Duty
    Product Type:
    Exterior
    Make:
    Peterbilt
    Height Options:
    6.5
    Material Options:
    Stainless Steel
    Location:
    Made In USA
    Length Options:
    63 Inch
    Light Options:
    With Lights
    Color:
    Amber
    $597.99
    Qty in Cart: 0
    Price:
    $597.99
    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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