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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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  • FREE SHIPPING OVER $249
    SS 45 Degree Angle Mirror Bracket For Watermelon Lights

    SS 45 Degree Angle Mirror Bracket For Watermelon Lights

    TWELVE GAUGE

    $42.96
    Stainless Steel Mirror Bracket For Watermelon Lights At 45 Degree Angle By 12 Gauge* High Quality Mirror Bracket* Stainless Steel * For Mounting Watermelon Lights At A 45 Degree Angle From The Mirror...
    09-16100110
    SKU:
    09-16100110
    Material Options:
    Stainless Steel
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Exterior
    $42.96
    Qty in Cart: 0
    Price:
    $42.96
    Subtotal:
  • 7 Inch Aluminum Blank Full Wrap Sleeper Panels For Peterbilt 300 Series W/ 48 Inch Sleeper

    7 Inch Aluminum Blank Full Wrap Sleeper Panels For Peterbilt 300 Series W/ 48 Inch Sleeper

    TWELVE GAUGE

    $335.99
    Aluminum Full Wrap Style 7 Inch Sleeper Panels By 12 Gauge* High Quality Sleeper Panel* Aluminum* 7 Inch Width * Full Wrap Style* Easy Mounting * Sold Individually* Warranty On Sleeper Panels Against...
    01-1012099
    SKU:
    01-1012099
    Material Options:
    Aluminum
    Truck Class:
    Heavy Duty
    Height Options:
    7 Inch
    Make:
    Peterbilt
    Product Type:
    Exterior
    $335.99
    Qty in Cart: 0
    Price:
    $335.99
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  • Fiberglass Cab Cowl Panel Combo, 6 Inch For Peterbilt 388 & 389

    Fiberglass Cab Cowl Panel Combo, 6 Inch For Peterbilt 388 & 389

    FIBERTECH

    $366.99
    6 Inch Fiberglass Cab Cowl Panel Kit* High Quality Cab Cowl Panel* Fiberglass* 6 Inch* Sold As Pair* Warranty On Cab Cowl Panels Against Defects In Workmanship & Material From Date Of Purchase***...
    01-0912054B001
    SKU:
    01-0912054B001
    Material Options:
    Fiberglass
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Product Type:
    Exterior
    Ready To Ship:
    Yes
    $366.99
    Qty in Cart: 0
    Price:
    $366.99
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  • 60 Inch Stainless Steel LoProfile Fender W/ Single Radius & Four Ribbed

    60 Inch Stainless Steel LoProfile Fender W/ Single Radius & Four Ribbed

    AFTERMARKET

    $421.99
    LoProfile Fender 60 Inch Stainless Steel W/ Single Radius & Four RibbedThis stainless steel 60 Inch ribbed single axle fender will provide reliable and durable protection for your wheels. With its...
    09-11030121
    SKU:
    09-11030121
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Height Options:
    24 Inch
    Finish Options:
    Polished
    Size Options:
    18 Gauge
    Product Type:
    Rear Fenders
    Length Options:
    60 Inch
    Width Options:
    40 Inch
    Style Options:
    Low Profile
    Material Options:
    Stainless Steel
    Type Options:
    Full Radius Fender
    $421.99
    Qty in Cart: 0
    Price:
    $421.99
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  • On Sale
    Limited Quantity Available
    80 Inch 16 Gause Stainless Steel Single Axle Fenders W/ 4 Rib Style And Beaded Edge For 43.5 Inch Tires

    80 Inch 16 Gause Stainless Steel Single Axle Fenders W/ 4 Rib Style And Beaded Edge For 43.5 Inch Tires

    TRUX ACCESSORIES

    Now: $774.39
    Was: $879.99
    16 Gauge SS Full Radius Fenders W/ Beaded Edge* High Quality Fenders* 16 Gauge Stainless Steel* 80 Inch* 4 Ribbed Single Axle Fenders With Beaded Edge 16 Gauge* Designed To Fit 43.50 Inch O.D Tires*...
    09-110301004
    SKU:
    09-110301004
    Length Options:
    43 1/2 Inch
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Product Type:
    Rear Fenders
    Ready To Ship:
    Yes
    Now: $774.39
    Was: $879.99
    Qty in Cart: 0
    Price:
    Now: $774.39
    Was: $879.99
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  • Flat Top Roof Cap, 63 Inch For Peterbilt Flat Top Models Only

    Flat Top Roof Cap, 63 Inch For Peterbilt Flat Top Models Only

    FIBERTECH

    $2,132.99
    63 Inch Flat Top Replacement Roof CapUpgrade your Peterbilt with a 63-inch sleeper roof cap! This cap includes aluminum roof support bracing. Time to take your truck to the next level!* High Quality...
    01-101519
    SKU:
    01-101519
    Truck Class:
    Heavy Duty
    Material Options:
    Fiberglass
    Length Options:
    63 Inch
    Make:
    Peterbilt
    Product Type:
    Exterior
    Ready To Ship:
    Yes
    $2,132.99
    Qty in Cart: 0
    Price:
    $2,132.99
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  • Fibertech Ultracab To Flat Top Conversion Roof Cap, 36 Inch For Peterbilt 378, 379, 388, 389

    Fibertech Ultracab To Flat Top Conversion Roof Cap, 36 Inch For Peterbilt 378, 379, 388, 389

    FIBERTECH

    $1,207.99
    36 Inch Ultra Cab Flat Top Roof Cap With Aluminum ReinforcementThe 36-inch Ultra Flat Top Sleeper Roof Cap enhances the look of your Ultra Flat Top Conversion while providing comfort. It features...
    01-101517
    SKU:
    01-101517
    Material Options:
    Fiberglass
    Length Options:
    36 Inch
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Product Type:
    Exterior
    Ready To Ship:
    Yes
    $1,207.99
    Qty in Cart: 0
    Price:
    $1,207.99
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  • BESTfit Sleeper Ring Replaces R41-6009 For Peterbilt Flat Top/High Roof Cabs

    BESTfit Sleeper Ring Replaces R41-6009 For Peterbilt Flat Top/High Roof Cabs

    BESTFIT TRUCK PARTS

    $734.99
    Sleeper Ring, Will Not Fit Ultra Cab* High Quality Sleeper Ring* Made of Aluminum* For In Between The Cab And Sleeper * Will Not Fit Ultracabs* Sold Individually* Warranty On Sleeper Rings Against...
    01-0920009
    SKU:
    01-0920009
    Truck Class:
    Heavy Duty
    Material Options:
    Aluminum
    Make:
    Peterbilt
    Product Type:
    Exterior
    Cab Style:
    Flat Top
    $734.99
    Qty in Cart: 0
    Price:
    $734.99
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  • 3-Way Antenna Mirror Mount, Single Groove

    3-Way Antenna Mirror Mount, Single Groove

    AFTERMARKET

    $20.80
    Single Groove Deluxe 3-Way Antenna Mirror Mount* High Quality Mirror Mount* 3 Way * 1 Groove Design* 1.5 Inch Zinc Plated Bolts* Flat Surface Plates * Horizontal Or Vertical Rail Mount* Corrosion And...
    09-14090058
    SKU:
    09-14090058
    Material Options:
    Steel
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Exterior
    $20.80
    Qty in Cart: 0
    Price:
    $20.80
    Subtotal:
  • FREE SHIPPING OVER $249
    304 SS Mirror Light Bracket

    304 SS Mirror Light Bracket

    UNITED PACIFIC

    $17.15
    Stainless Steel Mirror Light BracketThis mirror light bracket is designed to meet rigorous quality standards and offers flexible use for vertical or horizontal mount. Made from 304 polished steel, it...
    09-09140011
    SKU:
    09-09140011
    Truck Class:
    Heavy Duty
    Shape Options:
    Rectangular
    Length Options:
    4 Inch
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Product Type:
    Exterior
    Ready To Ship:
    Yes
    $17.15
    Qty in Cart: 0
    Price:
    $17.15
    Subtotal:
  • FREE SHIPPING OVER $249
    Chrome 3D Four Skull Truck Accent - Screw On

    Chrome 3D Four Skull Truck Accent - Screw On

    UNITED PACIFIC

    $14.10
    Chrome Skull Design Accent, Flat Surface MountAdd a little extra detail to your ride with this chrome die-cast 4 skull accent. Great for the inside or outside of your truck. Installation is easy -...
    09-09200005
    SKU:
    09-09200005
    Finish Options:
    Chrome-Plated
    Material Options:
    Plastic/Poly
    Make:
    Universal Items
    Truck Class:
    Heavy Duty
    Product Type:
    Exterior
    $14.10
    Qty in Cart: 0
    Price:
    $14.10
    Subtotal:
  • FREE SHIPPING OVER $249
    Chrome Plated Z Mounting Bracket, 1 1/2 x 1 x 1 1/2 Inch

    Chrome Plated Z Mounting Bracket, 1 1/2 x 1 x 1 1/2 Inch

    UNITED PACIFIC

    $5.40
    Heavy Duty Z Style Mounting BracketThe heavy duty Z style mounting bracket securely mounts C.B antennas, mirrors, and other components. Its durable design ensures reliable performance. This versatile...
    09-09140010
    SKU:
    09-09140010
    Truck Class:
    Universal
    Material Options:
    Steel
    Finish Options:
    Chrome-Plated
    Make:
    Universal Items
    Product Type:
    Exterior
    $5.40
    Qty in Cart: 0
    Price:
    $5.40
    Subtotal:
  • FREE SHIPPING OVER $249
    Chrome Plated Steel Windshield Snuggy

    Chrome Plated Steel Windshield Snuggy

    UNITED PACIFIC

    $3.68
    Chrome Windshield Wiper Blade Tension Rod to Improve Blade FunctionWindshield Wiper Snuggies are excellent for keeping the wipers on your truck, RV, bus, or SUV securely in place. These tension rods...
    09-09110000
    SKU:
    09-09110000
    Finish Options:
    Chrome-Plated
    Material Options:
    Steel
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Exterior
    $3.68
    Qty in Cart: 0
    Price:
    $3.68
    Subtotal:
  • FREE SHIPPING OVER $249
    304 SS Top Screen Light Brackets W/ Watermelon Light Hole For 15 Inch Twist Top Donaldson Breathers

    304 SS Top Screen Light Brackets W/ Watermelon Light Hole For 15 Inch Twist Top Donaldson Breathers

    JML KUSTOMS

    $193.99
    Stainless Steel Light Bracket With Light Hole Cutouts* High Quality Top Screen Breather Light Brackets * Made Of 304 Stainless Steel* Twist Top Style* Fits 15 Inch Donaldson Breathers (Not Included)*...
    29-09050052
    SKU:
    29-09050052
    Material Options:
    Stainless Steel
    Truck Class:
    Heavy Duty
    Style Options:
    Donaldson Style
    Diameter Options:
    15 Inch
    Make:
    Universal Items
    Product Type:
    Exterior
    Ready To Ship:
    Yes
    $193.99
    Qty in Cart: 0
    Price:
    $193.99
    Subtotal:
  • FREE SHIPPING OVER $249
    304 SS Antenna Bracket For Rear Of Sleeper

    304 SS Antenna Bracket For Rear Of Sleeper

    JML KUSTOMS

    $46.91
    14 Gauge Stainless Steel Antenna Bracket* High Quality Antenna Bracket* Made Of 14 Gauge 304 Stainless Steel * For Rear Of Sleeper * Sold Individually * Warranty On Antenna Brackets Against Defects...
    09-14070017
    SKU:
    09-14070017
    Truck Class:
    Universal
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Product Type:
    Exterior
    Ready To Ship:
    Yes
    $46.91
    Qty in Cart: 0
    Price:
    $46.91
    Subtotal:
  • BESTfit SS Mirror Brackets For Peterbilt

    BESTfit SS Mirror Brackets For Peterbilt

    BESTFIT TRUCK PARTS

    $611.99
    BESTfit Stainless Steel Mirror Brackets* High Quality Mirror Bracket* Made Of Stainless Steel* For Cab Mounted Mirrors * Mounting Hardware Not Included* Sold As Pair* Warranty On Mirror Brackets...
    01-091400047
    SKU:
    01-091400047
    Material Options:
    Stainless Steel
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Product Type:
    Exterior
    Type Options:
    Cab Mount
    Ready To Ship:
    Yes
    $611.99
    Qty in Cart: 0
    Price:
    $611.99
    Subtotal:
  • FREE SHIPPING OVER $249
    CSM 8 X 9 Inch Aluminum Bowtie Visor For Peterbilt 300 Series

    CSM 8 X 9 Inch Aluminum Bowtie Visor For Peterbilt 300 Series

    CHROME SHOP MAFIA

    $128.99
    8 X 9 Inch Aluminum Bowtie Visor By Chrome Shop Mafia Fits Peterbilt 300 SeriesGive your Peterbilt door a new appearance with Chrome Shop Mafia's paintable aluminum bowtie-style visor. It fits doors...
    01-0904101
    SKU:
    01-0904101
    Finish Options:
    Paintable
    Material Options:
    Aluminum
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Style Options:
    Bow Tie
    Location:
    Made In USA
    Product Type:
    Exterior
    Ready To Ship:
    Yes
    Height Options:
    9 Inch
    Width Options:
    42 Inch
    Type Options:
    Blind Mount
    $128.99
    Qty in Cart: 0
    Price:
    $128.99
    Subtotal:
  • Hogebuilt Stainless Steel Half Fender

    Hogebuilt Stainless Steel Half Fender

    HOGEBUILT FENDERS

    $1,116.99 - $1,399.99
    Upgrade your truck's look and protection with the Hogebuilt 304 Stainless Steel Half Fenders, sold as a durable pair. Crafted from 304 stainless steel, these high-quality fenders provide corrosion...
    PPR_206231
    SKU:
    PPR_206231
    Truck Class:
    Universal
    Make:
    Universal Items
    Material Options:
    Stainless Steel
    Finish Options:
    Polished
    Type Options:
    Half
    Height Options:
    35 Inch
    Light Options:
    Without Lights
    Height Options:
    25 Inch
    Length Options:
    31 Inch
    Truck Class:
    Heavy Duty
    Length Options:
    25 Inch
    Position:
    Front Half
    Height Options:
    31 Inch
    Length Options:
    35 Inch
    Product Type:
    Rear Fenders
    Ready To Ship:
    Yes
    $1,116.99 - $1,399.99
    Qty in Cart: 0
    Price:
    $1,116.99 - $1,399.99
    Subtotal:
  • FREE SHIPPING OVER $249
    15 Inch SS Front Air Cleaner Light Brackets W/ Radius Ends, 6 Watermelon Light Holes For Peterbilt 359, 379, 386, 388, 389, 579

    15 Inch SS Front Air Cleaner Light Brackets W/ Radius Ends, 6 Watermelon Light Holes For Peterbilt 359, 379, 386, 388, 389, 579

    JML KUSTOMS

    $207.99
    Stainless Steel Front Air Cleaner Light Brackets W/ 3 Light Hole Cut Outs Per SideCheck out our 15-inch air cleaner panels. They come in pairs and have three watermelon light holes on each side. Made...
    01-09050056
    SKU:
    01-09050056
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Finish Options:
    Polished
    Light Options:
    Without Lights
    Product Type:
    Exterior
    Height Options:
    15 Inch
    Width Options:
    4 1/4 Inch
    Ready To Ship:
    Yes
    $207.99
    Qty in Cart: 0
    Price:
    $207.99
    Subtotal:
  • FREE SHIPPING OVER $249
    304 Stainless Steel Straight Under Glow Frame Light Bracket W/ Watermelon Light Hole

    304 Stainless Steel Straight Under Glow Frame Light Bracket W/ Watermelon Light Hole

    JML KUSTOMS

    $61.99
    304 SS Frame Under Glow Light Bracket, Straight Style W/ Clamp Style InstallationAdd an outward facing light under the frame of your truck with this straight style under glow light bracket. It has a...
    09-16020151
    SKU:
    09-16020151
    Truck Class:
    Universal
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Product Type:
    Lighting
    Ready To Ship:
    Yes
    $61.99
    Qty in Cart: 0
    Price:
    $61.99
    Subtotal:
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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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