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Interior

Shop semi truck interior accessories to customize your cab and sleeper. Upgrade the cab upholstery, seating, flooring, dashboard, gauges, wheel, lighting, and interior storage capacity for your specific make/model.
  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • Bostrom Pro Ride Truck Seat Low Base Mid-Back, Armrests, Ultra-Leather

    Bostrom Pro Ride Truck Seat Low Base Mid-Back, Armrests, Ultra-Leather

    BOSTROM TRUCK SEATS

    $1,134.99 - $1,425.99
    Drive longer and ride better with the Bostrom Pro Ride Low Base Mid-Back Truck Seat with Armrests - Ultra-Leather. Available in Black, Gray, Red, Blue, and Tan Ultra-Leather, this mid-back seat...
    PPR_201842
    SKU:
    PPR_201842
    Truck Class:
    Heavy Duty
    Material Options:
    Ultra Leather
    Make:
    Universal Items
    Product Type:
    Seats
    Ready To Ship:
    Yes
    Color:
    Gray
    Color:
    Black
    Color:
    Red
    Color:
    Blue
    Location:
    Made In USA
    Type Options:
    Mid Back
    Style Options:
    LoPro Suspension
    Color:
    Tan
    $1,134.99 - $1,425.99
    Qty in Cart: 0
    Price:
    $1,134.99 - $1,425.99
    Subtotal:
  • FREE SHIPPING OVER $249
    BESTfit EPDM Weather Strip Door Seal For Peterbilt 300 Series

    BESTfit EPDM Weather Strip Door Seal For Peterbilt 300 Series

    BESTFIT TRUCK PARTS

    $39.77
    EPDM Weather Strip Door Seal By BESTfit Fits Peterbilt 300 SeriesProtect your Peterbilt 300 Series cab from the elements with the BESTfit EPDM Weather Strip Door Seal. Crafted from high-quality EPDM...
    01-0914116
    SKU:
    01-0914116
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Product Type:
    Exterior
    Ready To Ship:
    Yes
    $39.77
    Qty in Cart: 0
    Price:
    $39.77
    Subtotal:
  • FREE SHIPPING OVER $249
    Seats Inc. 6 Pocket Coverall Seat Covers

    Seats Inc. 6 Pocket Coverall Seat Covers

    SEATS INC

    $66.99
    Keep your seats looking new with Seats Inc. 6 Pocket Coverall Seat Covers, crafted for durability and practical storage. Offered in solid Black/Black or Black/Gray two-tone, these covers include six...
    PPR_681
    SKU:
    PPR_681
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Material Options:
    Polyester
    Product Type:
    Seats
    Ready To Ship:
    Yes
    Color:
    Black
    Style Options:
    High Back
    Location:
    Made In USA
    $66.99
    Qty in Cart: 0
    Price:
    $66.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Vintage Anti-Glare Interior Light W/ Chrome Plated Housing And Purple Lens

    Vintage Anti-Glare Interior Light W/ Chrome Plated Housing And Purple Lens

    UNITED PACIFIC

    $17.01
    12V Anti-Glare Interior Light With Adjustable Mounting Bracket And Mounting ScrewsThis vintage style anti-glare interior light will shine onto your windshield to help reduce glare from oncoming...
    09-1550000
    SKU:
    09-1550000
    Truck Class:
    Universal
    Color:
    Purple
    Shape Options:
    Round
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Diameter Options:
    2 1/2 Inch
    Product Type:
    Interior
    Ready To Ship:
    Yes
    $17.01
    Qty in Cart: 0
    Price:
    $17.01
    Subtotal:
  • FREE SHIPPING OVER $249
    2.125 Inch Round Metal Flake Glitter Shift Knob

    2.125 Inch Round Metal Flake Glitter Shift Knob

    TWISTED SHIFTERZ

    $38.48 - $400.99
    Maximize your cab with the 2.125?inch round metal flake glitter shift knob, a fun, custom?style accessory from Twisted Shifterz that lets truck drivers personalize their controls even more. These...
    PPR_202231
    SKU:
    PPR_202231
    Truck Class:
    Universal
    Location:
    Made In USA
    Shape Options:
    Round
    Make:
    Universal Items
    Truck Class:
    Heavy Duty
    Product Type:
    Interior
    Color:
    Amber
    Color:
    Blue
    Color:
    Green
    Color:
    Pink
    Color:
    Red
    Color:
    White/Clear
    Material Options:
    Plastic/Poly
    Color:
    Brown
    Color:
    Black
    Color:
    Purple
    Color:
    Orange
    Diameter Options:
    2 1/8 Inch
    Color:
    Teal
    Style Options:
    Thread On
    Ready To Ship:
    Yes
    $38.48 - $400.99
    Qty in Cart: 0
    Price:
    $38.48 - $400.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Chrome Aluminum Jeweled Toggle Long Extension For Peterbilt Models

    Chrome Aluminum Jeweled Toggle Long Extension For Peterbilt Models

    UNITED PACIFIC

    $4.87 - $12.29
    Add a custom touch to your dash with this chrome aluminum jeweled toggle long extension. Designed to bring both function and flair, this toggle extension features a bright chrome finish and a jeweled...
    PPR_204969
    SKU:
    PPR_204969
    Truck Class:
    Heavy Duty
    Material Options:
    Aluminum
    Make:
    Peterbilt
    Finish Options:
    Chrome-Plated
    Material Options:
    Plastic/Poly
    Color:
    Green
    Product Type:
    Interior
    Ready To Ship:
    Yes
    $4.87 - $12.29
    Qty in Cart: 0
    Price:
    $4.87 - $12.29
    Subtotal:
  • Bostrom Wide Ride II Plus Serta Low Base Mid-Back Seat With Armrests - Ultra-Leather

    Bostrom Wide Ride II Plus Serta Low Base Mid-Back Seat With Armrests - Ultra-Leather

    BOSTROM TRUCK SEATS

    $1,337.99 - $1,531.99
    Upgrade your driving comfort with the Wide Ride Plus Mid Back truck seat, designed to provide lasting support for long days on the road. Featuring a spacious 23 inch wide seating surface, advanced...
    PPR_201562
    SKU:
    PPR_201562
    Truck Class:
    Heavy Duty
    Material Options:
    Ultra Leather
    Make:
    Universal Items
    Product Type:
    Seats
    Color:
    Blue
    Color:
    Black
    Location:
    Made In USA
    Color:
    Gray
    Width Options:
    23 Inch
    Color:
    Tan
    Type Options:
    Mid Back
    Style Options:
    LoPro Suspension
    Ready To Ship:
    Yes
    $1,337.99 - $1,531.99
    Qty in Cart: 0
    Price:
    $1,337.99 - $1,531.99
    Subtotal:
  • Seats Inc Legacy LO Dura-Leather High Back Low Base Truck Seat With EZ Adjust Armrests

    Seats Inc Legacy LO Dura-Leather High Back Low Base Truck Seat With EZ Adjust Armrests

    SEATS INC

    $1,240.99 - $1,243.99
    Elevate your truck's seating with the Seats Inc. Legacy Lo High Back DuraLeather Seat with Armrests. This premium high-back seat is designed for durability and comfort, making it ideal for long-haul...
    PPR_201618
    SKU:
    PPR_201618
    Truck Class:
    Heavy Duty
    Style Options:
    High Back
    Material Options:
    DuraLeather
    Make:
    Universal Items
    Type Options:
    Low Base
    Product Type:
    Seats
    Color:
    Black
    Color:
    Blue
    Color:
    Gray
    Width Options:
    22 Inch
    Location:
    Made In USA
    $1,240.99 - $1,243.99
    Qty in Cart: 0
    Price:
    $1,240.99 - $1,243.99
    Subtotal:
  • Aluminum Upgraded Blower Motor Premium Package For Kenworth W900, T800, T660 & T600

    Aluminum Upgraded Blower Motor Premium Package For Kenworth W900, T800, T660 & T600

    SOARING EAGLE

    $316.99
    Aluminum Upgraded Blower Motor Premium Package W/ Top Front Lid & Mid Plate Fits Kenworth W900, T800, T660 & T600Is your Kenworth Heater AC Box still in good shape but its performance leaves...
    02-1503034
    SKU:
    02-1503034
    Truck Class:
    Heavy Duty
    Make:
    Kenworth
    Material Options:
    Aluminum
    Product Type:
    Interior
    Position:
    Kit Full
    Location:
    Made In USA
    Ready To Ship:
    Yes
    $316.99
    Qty in Cart: 0
    Price:
    $316.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Large Chrome AC Heater Vent For Peterbilt 379, 378, 377, 375, 330

    Large Chrome AC Heater Vent For Peterbilt 379, 378, 377, 375, 330

    UNITED PACIFIC

    $9.80
    A/C & Heater Vent Fits Peterbilt 300 Series4 State Trucks Offers Aftermarket Direct Replacement Vents For Your Truck, Including This Large Chrome Plastic A/C And Heater Vent By United Pacific. This...
    01-1503004
    SKU:
    01-1503004
    Truck Class:
    Heavy Duty
    Material Options:
    Plastic/Poly
    Make:
    Peterbilt
    Finish Options:
    Chrome-Plated
    Product Type:
    Interior
    Ready To Ship:
    Yes
    $9.80
    Qty in Cart: 0
    Price:
    $9.80
    Subtotal:
  • FREE SHIPPING OVER $249
    Chrome Classic Style Small Gauge Cover W/ Visor For Peterbilt 2005 & Older

    Chrome Classic Style Small Gauge Cover W/ Visor For Peterbilt 2005 & Older

    UNITED PACIFIC

    $3.88
    Small Gauge Cover W/ Visor Chrome Fits PeterbiltAre You Looking To Accessorize Your Interior? 4 State Trucks Offers Aftermarket Small Gauge Bezel Covers With Visors By United Pacific To Make Your...
    01-1502002
    SKU:
    01-1502002
    Truck Class:
    Heavy Duty
    Material Options:
    Plastic/Poly
    Make:
    Peterbilt
    Finish Options:
    Chrome-Plated
    Product Type:
    Interior
    Ready To Ship:
    Yes
    Style Options:
    Classic
    Diameter Options:
    2 1/2 Inch
    $3.88
    Qty in Cart: 0
    Price:
    $3.88
    Subtotal:
  • Seats Inc Legacy Silver Standard Base High Back Seat W/ Armrests & Color Options

    Seats Inc Legacy Silver Standard Base High Back Seat W/ Armrests & Color Options

    SEATS INC

    $1,249.99
    Improve your comfort with the Seats Inc. Legacy Silver Standard Base High Back Seat with Armrests. This high-quality seat features DuraLeather, known for its durability and easy maintenance, making...
    PPR_201617
    SKU:
    PPR_201617
    Truck Class:
    Heavy Duty
    Style Options:
    High Back
    Material Options:
    DuraLeather
    Type Options:
    Standard Base
    Make:
    Universal Items
    Make:
    Dodge
    Product Type:
    Seats
    Width Options:
    22 Inch
    Type Options:
    High Back
    Location:
    Made In USA
    Color:
    Black
    Color:
    Gray
    Ready To Ship:
    Yes
    $1,249.99
    Qty in Cart: 0
    Price:
    $1,249.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Adapter Plug For Speedometer & Tachometer Gauge Replaces 17-03190, 17-03183 By Isspro

    Adapter Plug For Speedometer & Tachometer Gauge Replaces 17-03190, 17-03183 By Isspro

    ISSPRO

    $50.99
    Speedometer & Tachometer Adapter PlugAt 4 State Trucks, we offer top of the line aftermarket Isspro adapter plugs for speedometer and tachometers. This adapter plug is for when installing Isspro...
    29-1502700
    SKU:
    29-1502700
    Location:
    Made In USA
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Make:
    Kenworth
    Product Type:
    Interior
    Ready To Ship:
    Yes
    $50.99
    Qty in Cart: 0
    Price:
    $50.99
    Subtotal:
  • Seats Inc Legacy Pinnacle Standard Base High Back Seat With Armrests

    Seats Inc Legacy Pinnacle Standard Base High Back Seat With Armrests

    SEATS INC

    $1,668.99 - $1,854.99
    Ride in comfort mile after mile with the Legacy Pinnacle high back seat from Seats Inc. Built for hardworking drivers who spend long hours behind the wheel, this seat combines ergonomic support with...
    PPR_201616
    SKU:
    PPR_201616
    Truck Class:
    Heavy Duty
    Style Options:
    High Back
    Make:
    Universal Items
    Type Options:
    Standard Base
    Material Options:
    DuraLeather
    Product Type:
    Seats
    Ready To Ship:
    Yes
    Location:
    Made In USA
    Color:
    Brown
    Color:
    Gray
    Color:
    Black
    Width Options:
    22 Inch
    $1,668.99 - $1,854.99
    Qty in Cart: 0
    Price:
    $1,668.99 - $1,854.99
    Subtotal:
  • On Sale
    Limited Quantity Available
    Sears Seating Atlas II DLX Standard Base High Back Seat With Dual Armrests

    Sears Seating Atlas II DLX Standard Base High Back Seat With Dual Armrests

    SEARS SEATING

    $1,246.59 - $1,399.99
    Enhance your driving comfort with the Sears Seating Atlas II DLX Standard Base High Back Seat with Dual Armrests. This premium seating option is crafted with care to ensure maximized comfort during...
    PPR_201620
    SKU:
    PPR_201620
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Style Options:
    High Back
    Material Options:
    Ultra Leather
    Type Options:
    Standard Base
    Make:
    Universal Items
    Product Type:
    Seats
    Color:
    Black
    Color:
    Tan
    Color:
    Gray
    Width Options:
    22 Inch
    Color:
    Blue
    Type Options:
    High Back
    Color:
    Red
    Ready To Ship:
    Yes
    $1,246.59 - $1,399.99
    Qty in Cart: 0
    Price:
    $1,246.59 - $1,399.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Cab Door Seal Replaces K207-482 By BESTfit For Kenworth T600, T800 & W900

    Cab Door Seal Replaces K207-482 By BESTfit For Kenworth T600, T800 & W900

    BESTFIT TRUCK PARTS

    $52.99
    BESTfit Cab Door Weather Strip For KenworthThis high quality weather seal completely seals one door. It works on the driver or passenger side of the cab. For both doors you will need to order two...
    02-0914078
    SKU:
    02-0914078
    Truck Class:
    Heavy Duty
    Material Options:
    Rubber
    Make:
    Kenworth
    Ready To Ship:
    Yes
    Product Type:
    Interior
    $52.99
    Qty in Cart: 0
    Price:
    $52.99
    Subtotal:
  • FREE SHIPPING OVER $249
    BESTfit 118 Inch Rubber & Felt Seal For Door Window Glass Channel Replaces 20-08108 & 75000525 For Peterbilt 359, 378 & 379

    BESTfit 118 Inch Rubber & Felt Seal For Door Window Glass Channel Replaces 20-08108 & 75000525 For Peterbilt 359, 378 & 379

    BESTFIT TRUCK PARTS

    $41.71
    BESTfit Rubber & Felt Seal For Door Window Glass ChannelDesigned specifically for Peterbilt 359, 378, 379 door window glass, this BESTfit seal fits snugly around the forward top and rear channels...
    01-1531002
    SKU:
    01-1531002
    Length Options:
    118 Inch
    Color:
    Black
    Truck Class:
    Heavy Duty
    Material Options:
    Rubber
    Make:
    Peterbilt
    Product Type:
    Interior
    Ready To Ship:
    Yes
    $41.71
    Qty in Cart: 0
    Price:
    $41.71
    Subtotal:
  • FREE SHIPPING OVER $249
    Peterbilt, Kenworth, Freightliner 2-1/4 Inch Type K Thermocouple Sender Probe 0-1800 F By Isspro

    Peterbilt, Kenworth, Freightliner 2-1/4 Inch Type K Thermocouple Sender Probe 0-1800 F By Isspro

    ISSPRO

    $64.99
    Pyro Sender With Type K Thermocouple & 1/4 Inch NPTF MountingWe offer top of the line pyrometer senders with 2.25 inch probes for your big rig. This sender comes with a warranty against defects in...
    29-071015
    SKU:
    29-071015
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Ready To Ship:
    Yes
    Product Type:
    Interior
    $64.99
    Qty in Cart: 0
    Price:
    $64.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Chrome AC Dash Vent - Center, Passenger Or Driver Side For Kenworth T600, T800 & W900L/B

    Chrome AC Dash Vent - Center, Passenger Or Driver Side For Kenworth T600, T800 & W900L/B

    UNITED PACIFIC

    $10.23 - $11.45
    Starting with a simple upgrade for classic Kenworth interiors, the Chrome Plastic A/C Vent for 2002+ Kenworth is a chrome?plated interior A/C dash vent designed as a replacement that helps freshen...
    PPR_201278
    SKU:
    PPR_201278
    Truck Class:
    Heavy Duty
    Material Options:
    Plastic/Poly
    Make:
    Kenworth
    Finish Options:
    Chrome-Plated
    Product Type:
    Interior
    Ready To Ship:
    Yes
    Position:
    Passenger Side
    Position:
    Driver Side
    Location:
    Made In USA
    Position:
    Center
    $10.23 - $11.45
    Qty in Cart: 0
    Price:
    $10.23 - $11.45
    Subtotal:
  • Aluminum A/C-Heater Box W/ Loaded Assembly 16.9 X 17.3 Inch For Kenworth W900, T800, T660 & T600 Replaces F31-1036-1, K1425351

    Aluminum A/C-Heater Box W/ Loaded Assembly 16.9 X 17.3 Inch For Kenworth W900, T800, T660 & T600 Replaces F31-1036-1, K1425351

    SOARING EAGLE

    $1,427.99
    16.9 X 17.3 Inch Aluminum A/C-Heater Box W/ Loaded Assembly Replaces F31-1036-1, K1425351 Fits Kenworth W900, T800, T660 & T600Upgrade your Kenworth heating and cooling system with the Soaring Eagle...
    02-1503032
    SKU:
    02-1503032
    Ready To Ship:
    Yes
    Product Type:
    Interior
    $1,427.99
    Qty in Cart: 0
    Price:
    $1,427.99
    Subtotal:
  • Total: items /

Adding your products to cart

Semi Truck Interior Accessories & Custom Cab Upgrades

Upgrading your heavy-duty workspace with premium semi truck interior accessories transforms a standard Class 8 cab into a comfortable, organized long-haul environment. Whether you are refurbishing a high-mileage daycab or customizing an owner-operator sleeper, the right aftermarket upgrades improve driver ergonomics, boost efficiency, and protect your interior from daily wear and tear.

Heavy-Duty Seating & Ergonomic Hardware

A comfortable driver is a safe driver. Reduce highway fatigue and isolate road vibration by overhauling your seating setup. We stock heavy-duty seat adapters to seamlessly install custom aftermarket seats into your specific cab layout. Protect your upholstery investment with durable armrest covers, or upgrade your factory setup with an orthopedic semi truck seat cushion to provide crucial lumbar support during cross-country routes.

Custom Steering Wheels & Column Components

Gain a better grip on the road and elevate your front-office styling. Swap out a sticky, worn-out factory wheel for a custom wood-grain, polyurethane, or leather-wrapped aftermarket steering wheel. We supply the precision-machined hub adapters required to guarantee a secure, play-free fitment across various OEM steering column spline counts.

Dashboard Trim, Sleeper Organization & Electronics

Bring peak efficiency and personalization to your dashboard and sleeper compartment. Restore faded factory plastics with premium gauge covers, toggle extensions, and custom dash trim knobs. Optimize your night driving with high-output LED interior dome lights, and upgrade your long-haul entertainment with heavy-duty electronics and radio parts. Finish the build with smart storage and console upgrades to keep your gear organized and your floors clear.

Interior Flooring Upgrades

Protect and customize the interior. Replace the factory floorboards and insulation in the sleeper/cab space. Or add full-length floor liners, and grooved floor mats to capture spills and prevent odorous stains to the interior of the truck.

Every interior component we stock is built to withstand commercial abuse and engineered for direct fitment across popular heavy-duty platforms, including Peterbilt, Kenworth, Freightliner, Volvo, and International.

Frequently Asked Questions About Semi-Truck Interior Parts & Accessories

What materials are best for semi-truck seat covers, and how long do they typically last?

The most durable seat cover materials for semi-trucks are heavy-duty vinyl, ballistic nylon, and Cordura fabric. Vinyl covers typically last 3-5 years with daily use and are easiest to clean, making them ideal for drivers who eat in their cab. Ballistic nylon and Cordura can last 5-7 years and offer better breathability but require more maintenance. For maximum longevity, look for covers with reinforced stitching at stress points and UV-resistant coatings. Many drivers report that investing in covers with waterproof backing prevents damage from spills and extends the life of original upholstery.

Which floor mats fit specific truck models, and what should I measure before ordering?

Floor mat compatibility varies significantly between truck models and years. For Freightliner Cascadia (2008-2017), Peterbilt 579/389, and Kenworth T680/W900, measure the width at the narrowest point near the pedals, the length from firewall to seat base, and note any transmission hump dimensions. Most universal mats require trimming, while model-specific mats from manufacturers like Minimizer or WeatherTech offer precise fits. Key measurements include: driver side mat clearance around pedals (minimum 2 inches), passenger side total coverage area, and center hump height if applicable. Always verify your truck's build year as floor designs changed in many models around 2018.

What tools and experience level are needed to install aftermarket gauges and switches?

Installing aftermarket gauges and switches typically requires basic electrical knowledge and standard tools including wire strippers, crimping tools, a multimeter, and drill bits for mounting holes. Most gauge installations take 2-4 hours and involve connecting to existing sensors or adding new ones. Critical considerations include: identifying correct wire connections (use a wiring diagram for your specific truck model), ensuring proper grounding, and using appropriate gauge wire (typically 18-20 AWG for gauges). Many drivers successfully complete installations using YouTube tutorials, but electronic logging device (ELD) connections and engine monitoring systems should be handled by qualified technicians to avoid warranty issues.

How do I match interior accessories to my truck's existing color scheme and trim level?

Semi-truck interiors typically come in standard color families: gray (most common in base models), tan/beige (mid-level trims), and black (higher trim levels). To ensure proper matching, reference your truck's interior color code found on the door jamb sticker or owner's manual. Popular combinations include: black accessories with gray interiors for contrast, matching tan shades for Lariat/LoneStar editions, and chrome or brushed aluminum accents for any color scheme. When ordering items like dash covers, steering wheel covers, or shift knobs, request color samples if available, as "black" can vary from flat to gloss finish between manufacturers.

What are the most common installation mistakes with CB radio mounts and antenna systems?

The most frequent CB installation errors include improper grounding (causing poor transmission range), incorrect antenna placement (creating SWR issues), and inadequate cable routing (leading to interference). For optimal performance, mount antennas at least 12 inches from other antennas and ensure a solid metal ground connection. Use RG-58 or RG-8X coaxial cable, keeping runs under 18 feet to minimize signal loss. Common mounting locations that work well include: mirror arms (check weight limits), roof center (best range), and side cowl mounts (good compromise). Always check SWR readings after installation - readings above 2.0 indicate grounding or antenna length issues that need correction.


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