null

Price Range

    What Is DEF on a Semi Truck? Fluid, Filters, Problems & Maintenance(Post)

    What Is a DEF (Diesel Exhaust Fluid) Filter? A DEF (Diesel Exhaust Fluid) filter protects the SCR (Selective Catalytic Reduction) system by removing dirt, debris, and contaminants from the DEF supply

    How A/C Driers Work on Your Semi Truck(Post)

    Ever wondered why your semi truck’s AC runs smoothly, or why it suddenly stops working? Your A/C receiver, drier, or accumulator is the unsung heroe of your commercial vehicle.  Maintaining your A/C d

    Semi-Truck Mattress Sizes: Fitment Chart & Buying Guide(Post)

    Looking for the right sized semi truck mattress? Every long-haul trucker should prioritize spending a sizeable portion of their budget on a quality mattress and driver's seat. That's where you spend

    Buyers Guide to Aftermarket Air Breather Panels(Post)

    Decorative light panels are an outstanding way to start personalizing your truck. Air breather panels offer tremendous visual appeal and can elevate your big rig's nighttime appearance. There are five

    Seasonal Semi Truck Maintenance Checklist(Post)

    Freezing winter weather temperatures, heavy snow, ice, and road salt take an unseen toll on your semi truck. Corrosion directly affects your semi truck brakes, electrical terminals,  suspension mounts

    What Does the FASS Fuel System Do? (Post)

    Diesel fuel often contains air, vapor, water, and fine debris - harmful contaminants that hurt fuel pressure stability, injector life, and injection pump health. FASS (fuel air separation system) help

    Preventative Maintenance Checklist for Semi Trucks(Post)

    In this post, we’ll cover the need for a semi truck preventative maintenance checklist, and some of the common replacement parts you can buy online and ship directly to your specified address. Key Ta

    Signs of a Failing Heater Box & What to Do About It(Post)

    Experiencing refreshing cool air in the summer and warm air in the winter is nearly priceless when behind the wheel of a big rig for 11 hours a day. However, if your A/C heater box isn’t working, your

    Semi Truck DPF Systems: How They Work, Problems, Regeneration & Parts(Post)

    Let’s break down how to maintain peak emissions performance and avoid excessive repairs on big truck exhausts. Key Takeaways DPFs trap soot, while DEF reduces harmful nitrogen oxide emissions. Watch

    What Year Did Semi Trucks Get DPF Systems?(Post)

    When Did Semi Trucks Start Using DPF Systems? EPA Rules Explained Diesel particulate filters (DPFs) became standard equipment on new U.S. heavy-duty diesel trucks starting with the 2007 engine model y

    Diesel Truck Engine Maintenance Guide(Post)

    Semi truck engines can last up to one million miles, or more, before they need to be rebuilt or replaced.  During their lifespan, engine system parts experience a lot of heat and pressure, eventually

    Spring Semi-Truck Maintenance: 5 Checks to Prevent Expensive Repairs(Post)

    Winter weather causes corrosion, contamination, wear, and hidden damage. Spring is a great time to inspect the truck thoroughly and stop small problems from becoming giant disasters.  Five Spring Main

    How to Buy the Right Peterbilt 379 Radiator(Post)

    If you want to keep your diesel engine from overheating you need a well-functioning replacement Peterbilt radiator to properly carry the hot coolant through small passages, transfer engine heat into t

    Best Semi Truck Emergency Kit Accessories to Deter Roadside Breakdowns(Post)

    It’s cold, and late, and you’re suddenly stalled at the side of the road because your semi truck won’t start or won’t budge. If this sounds like a truck driver’s worst nightmare, it’s because it is. 

    What are Semi Truck Winter Fronts?(Post)

    A semi-truck winter front is a heavy-duty, weather-resistant cover designed to mount directly over a truck’s front grille. Typically manufactured from reinforced vinyl, canvas, or quilted fabric, it s

    Wet Line Kits for Semi Trucks 101: The Basics Explained(Post)

    Ready to transform your rig into a hydraulic powerhouse? A semi-truck wet line kit can do the trick. One of these will turn your truck from a normal highway hauler into a workhorse capable of handlin

    How to Winterize a Semi Truck: The Complete Driver Checklist(Post)

    Cold winter weather, freezing temperatures, snow-covered roads, and adverse weather conditions wreak havoc on semi truck engines and equipment, and can lead to costly repairs if damage occurs. Don’t c

    Spare Semi Truck Parts Every Owner-Operator Should Keep(Post)

    For owner-operators, having the right spare parts on hand is the difference between experiencing devastating downtime and productive uptime. You don’t want to be caught on the side of the road waiting

    What are the Most Frequently Replaced Semi Truck Parts?(Post)

    The parts of a class 8 truck that see the most frequent repair and replacement are areas where tons of heat, friction, and pressure occur. No-brainer, right?  Here are some of the most frequently repl

    5 Unique Lug Nut Cover Styles to Give Your Truck a More Polished Look(Post)

    Semi truck lug nut covers aren’t just useful in protecting your lug nut and wheel studs, but they’re a great way to achieve a more polished, cleaner look at a low-cost.  Here are some of the coolest-l

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • Intake Pre-Filter For LAF3551 Air Filter

    Intake Pre-Filter For LAF3551 Air Filter

    FREEDOM AIR FILTERS

    $76.99
    Intake Pre-Filter For P153551 Air Filter* High Quality Polyester Mesh Pre-Filter* This Is A Pre-Filter Wrap That Covers The Air Filter Element. Air Filter Element Not Included. Sold Separately.* Fits...
    09-0723000
    SKU:
    09-0723000
    Truck Class:
    Heavy Duty
    Make:
    Freightliner
    Make:
    Western Star
    Make:
    Kenworth
    Make:
    Peterbilt
    Product Type:
    Engine Parts
    $76.99
    Qty in Cart: 0
    Price:
    $76.99
    Subtotal:
  • RigMaster APU Water Pump For Caterpillar, Perkins

    RigMaster APU Water Pump For Caterpillar, Perkins

    RIGMASTER

    $485.99
    OEM RigMaster Water Pump For Caterpillar & Perkins Engines* High Quality Water Pump* Sold Individually* Warranty On Water Pumps Against Defects In Workmanship & Material From Date Of Purchase*** High...
    145017380
    SKU:
    145017380
    Truck Class:
    Heavy Duty
    Material Options:
    Steel
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $485.99
    Qty in Cart: 0
    Price:
    $485.99
    Subtotal:
  • BESTfit Front Engine Cover For Cummins N-14 Models For Cummins N14 Series Engine

    BESTfit Front Engine Cover For Cummins N-14 Models For Cummins N14 Series Engine

    BESTFIT TRUCK PARTS

    $522.99
    BESTfit N-14 Cummins Front Engine Cover For Tilt Engine ApplicationThis high quality front engine cover that fits Cummins N-14 models has the accessory drive bushing installed and for a tilt engine...
    29-073411458
    SKU:
    29-073411458
    Truck Class:
    Heavy Duty
    Material Options:
    Aluminum
    Product Type:
    Engine Parts
    Make:
    International
    Make:
    Kenworth
    Make:
    Freightliner
    Make:
    Western Star
    Make:
    Volvo
    Style Options:
    Cummins
    $522.99
    Qty in Cart: 0
    Price:
    $522.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Interior Fresh Air Filter For Peterbilt

    Interior Fresh Air Filter For Peterbilt

    CAB FRESH FILTER CO.

    $22.07
    Peterbilt Interior Fresh Air Filter AssemblyKeep the inside of your cab fresh with this aftermarket interior filter from CAB Fresh. This filter features internal antimicrobials that stops mold...
    01-1503026
    SKU:
    01-1503026
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Cloth
    Make:
    Peterbilt
    Product Type:
    Interior
    Ready To Ship:
    Yes
    $22.07
    Qty in Cart: 0
    Price:
    $22.07
    Subtotal:
  • 53.54 Inch Cross Tube - 1.75 In OD, 1-1/4 In-12 Ends Replaces 970581

    53.54 Inch Cross Tube - 1.75 In OD, 1-1/4 In-12 Ends Replaces 970581

    AFTERMARKET

    $125.99
    53.54 Inch C To C Cross Tube Replaces 970581, A3102S4543, A3102Y3847, 370044412Replace worn or damaged cross tubes with the 53.54 Inch Cross Tube. Featuring a 1.75-inch O.D., 1-1/4 Inch-12 ends, and...
    29-05090145
    SKU:
    29-05090145
    Length Options:
    53 1/2 Inch
    Material Options:
    Steel
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Frame & Chassis
    $125.99
    Qty in Cart: 0
    Price:
    $125.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Pre-Filter For Air Cleaner For Kenworth & Peterbilt

    Pre-Filter For Air Cleaner For Kenworth & Peterbilt

    CAB FRESH FILTER CO.

    $33.71
    Pre-Filter For Air Cleaner Fits Kenworth & PeterbiltWe offer aftermarket CAB Fresh pre-filters for air cleaners that fits Kenworth T680, T880, Peterbilt 567 and 579 big rigs. It features activated...
    29-0905708
    SKU:
    29-0905708
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Cloth
    Make:
    Peterbilt
    Make:
    Kenworth
    Product Type:
    Exterior
    Ready To Ship:
    Yes
    $33.71
    Qty in Cart: 0
    Price:
    $33.71
    Subtotal:
  • 1-Piece Stainless Steel Diesel Particulate Filter Replaces 2871459, 2871482 For Cummins ISL, ISC, PX8 Engines

    1-Piece Stainless Steel Diesel Particulate Filter Replaces 2871459, 2871482 For Cummins ISL, ISC, PX8 Engines

    GLOBAL EMISSIONS

    $1,740.99
    1-Piece Stainless Steel Diesel Particulate Filter Fits Cummins ISL, ISC & PX8 Engines* High Quality Diesel Particulate Filter* Made Of Stainless Steel * Exclusive 1-Piece Canister Design For...
    29-080600032
    SKU:
    29-080600032
    Truck Class:
    Heavy Duty
    Style Options:
    Cummins
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Product Type:
    Exhaust
    $1,740.99
    Qty in Cart: 0
    Price:
    $1,740.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Interior Fresh Air Filter Assembly For Peterbilt

    Interior Fresh Air Filter Assembly For Peterbilt

    CAB FRESH FILTER CO.

    $46.91
    Peterbilt Fresh Air Filter AssemblyFind aftermarket interior filters with assembly from CAB Fresh at 4 State Trucks. This filter features internal antimicrobials that stops mold growth, reduces odor...
    01-1503025
    SKU:
    01-1503025
    Location:
    Made In USA
    Truck Class:
    Heavy Duty
    Material Options:
    Cloth
    Make:
    Peterbilt
    Product Type:
    Interior
    Ready To Ship:
    Yes
    $46.91
    Qty in Cart: 0
    Price:
    $46.91
    Subtotal:
  • FREE SHIPPING OVER $249
    Air Filter Assembly For HVAC For Peterbilt & Kenworth

    Air Filter Assembly For HVAC For Peterbilt & Kenworth

    CAB FRESH FILTER CO.

    $38.75
    Air Filter Assembly Fits Peterbilt & KenworthAt 4 State Trucks we offer aftermarket CAB Fresh air filter assemblies for Peterbilt 567 and 579 models, and Kenworth T680 and T880 models. The air filter...
    29-1503002
    SKU:
    29-1503002
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Cloth
    Make:
    Peterbilt
    Make:
    Kenworth
    Product Type:
    Interior
    Ready To Ship:
    Yes
    $38.75
    Qty in Cart: 0
    Price:
    $38.75
    Subtotal:
  • FREE SHIPPING OVER $249
    Cab Fresh Filter Only For Freightliner Cascadia, Century, Columbia & Coronado

    Cab Fresh Filter Only For Freightliner Cascadia, Century, Columbia & Coronado

    CAB FRESH FILTER CO.

    $17.91
    Cab Fresh Filter Only Fits FreightlinerFind your Cab Fresh Replacement Filter at 4 State Trucks. The highly effective filter is made with a primary layer and charcoal layer that traps and eliminates...
    03-091306
    SKU:
    03-091306
    Location:
    Made In USA
    Truck Class:
    Heavy Duty
    Material Options:
    Cloth
    Make:
    Freightliner
    Product Type:
    Exterior
    $17.91
    Qty in Cart: 0
    Price:
    $17.91
    Subtotal:
  • FREE SHIPPING OVER $249
    Air Filter Assembly For HVAC No Housing For Peterbilt & Kenworth

    Air Filter Assembly For HVAC No Housing For Peterbilt & Kenworth

    CAB FRESH FILTER CO.

    $14.27
    Air Filter Assembly Fits Peterbilt & KenworthWe offer aftermarket CAB Fresh air filter assemblies for Peterbilt 567 and 579 models, and Kenworth T680 and T880 models. The air filter is only for HVAC...
    29-1503003
    SKU:
    29-1503003
    Location:
    Made In USA
    Truck Class:
    Heavy Duty
    Material Options:
    Cloth
    Make:
    Kenworth
    Make:
    Peterbilt
    Product Type:
    Interior
    Ready To Ship:
    Yes
    $14.27
    Qty in Cart: 0
    Price:
    $14.27
    Subtotal:
  • FREE SHIPPING OVER $249
    Interior Cab Fresh Air Filter Replacement For Peterbilt 377, 378, 379 & 385

    Interior Cab Fresh Air Filter Replacement For Peterbilt 377, 378, 379 & 385

    CAB FRESH FILTER CO.

    $43.85
    Peterbilt Interior Cab Fresh Air FilterThis air filter fits under the dashboard on the passenger side. Simply slide the filter into the existing track next to the passenger door. It replaces the...
    01-1503017
    SKU:
    01-1503017
    Location:
    Made In USA
    Truck Class:
    Heavy Duty
    Material Options:
    Cloth
    Make:
    Peterbilt
    Product Type:
    Interior
    Ready To Ship:
    Yes
    $43.85
    Qty in Cart: 0
    Price:
    $43.85
    Subtotal:
  • FREE SHIPPING OVER $249
    Black Plastic Cab Fresh Filter For Freightliner Cascadia, Century, Columbia & Coronado

    Black Plastic Cab Fresh Filter For Freightliner Cascadia, Century, Columbia & Coronado

    CAB FRESH FILTER CO.

    $51.99
    Cab Fresh Filter Fits FreightlinerReplace your original filter with this cab fresh filter with a charcoal spor-ax antimicrobial layer. This charcoal layer has adsorption properties that help capture...
    03-091305
    SKU:
    03-091305
    Location:
    Made In USA
    Truck Class:
    Heavy Duty
    Material Options:
    Plastic/Poly
    Make:
    Freightliner
    Color:
    Black
    Product Type:
    Exterior
    $51.99
    Qty in Cart: 0
    Price:
    $51.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Cab Fresh Replacement HVAC Pre-Filter For Peterbilt & Kenworth

    Cab Fresh Replacement HVAC Pre-Filter For Peterbilt & Kenworth

    CAB FRESH FILTER CO.

    $14.27
    Air Filter HVAC Pre-FilterKeep your HVAC system running clean and efficient with this replacement pre-filter designed to fit inside the existing housing assembly. It helps capture dust, debris, and...
    29-091301
    SKU:
    29-091301
    Location:
    Made In USA
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Make:
    Kenworth
    Ready To Ship:
    Yes
    Product Type:
    Interior
    $14.27
    Qty in Cart: 0
    Price:
    $14.27
    Subtotal:
  • 13 Inch S.S. Front Air Cleaner Panels W/ 8 - 3/4 Inch Button Amber/Amber LEDs For Peterbilt W/ 15 Inch Breather

    13 Inch S.S. Front Air Cleaner Panels W/ 8 - 3/4 Inch Button Amber/Amber LEDs For Peterbilt W/ 15 Inch Breather

    ROADWORKS

    $150.99
    13 Inch S.S. Front Air Cleaner Panels W/ 8 - 3/4 Inch Button Amber LED Amber Lens Lights Fit Peterbilt W/ 15 Inch BreatherMake your Peterbilt stand out with these high-quality 13 Inch Stainless Steel...
    01-090500145
    SKU:
    01-090500145
    Height Options:
    13 Inch
    Truck Class:
    Heavy Duty
    Light Options:
    With Lights
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Finish Options:
    Polished
    Position:
    Front
    Product Type:
    Exterior
    $150.99
    Qty in Cart: 0
    Price:
    $150.99
    Subtotal:
  • Maxxima 2.5 Inch Round Stainless Steel Security Flange For 2 Inch Clearance Marker Light

    Maxxima 2.5 Inch Round Stainless Steel Security Flange For 2 Inch Clearance Marker Light

    MAXXIMA

    $10.80
    2.5 inch Stainless Steel Security Flange* High Quality Security Flange* Made Of Stainless Steel* 2 Inch Light* 3 Screw Mounting* Sold Individually* Warranty On Security Flanges Against Defects In...
    09-1605145
    SKU:
    09-1605145
    Truck Class:
    Universal
    Make:
    Universal Items
    Diameter Options:
    2 Inch
    Material Options:
    Stainless Steel
    Shape Options:
    Round
    Product Type:
    Lighting
    Ready To Ship:
    Yes
    $10.80
    Qty in Cart: 0
    Price:
    $10.80
    Subtotal:
  • FREE SHIPPING OVER $249
    Push-On Nut Covers 33MM Chrome Plastic - Box Of 60

    Push-On Nut Covers 33MM Chrome Plastic - Box Of 60

    TRUX ACCESSORIES

    $60.99
    60 Chrome-Plated Plastic Push-On Nut CoversOutfit the tires of your truck with this box of 60 shiny 33 mm lug nut covers. Manufactured with chrome plated ABS plastic, they are rust resistant and made...
    09-2005145
    SKU:
    09-2005145
    Height Options:
    2 Inch
    Truck Class:
    Universal
    Style Options:
    Push On
    Size Options:
    33 mm
    Material Options:
    Plastic/Poly
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Product Type:
    Wheels
    Ready To Ship:
    Yes
    $60.99
    Qty in Cart: 0
    Price:
    $60.99
    Subtotal:
  • Manual Convex Glass, Deluxe Head Door Mirror, Driver Side For Ford F250-F750

    Manual Convex Glass, Deluxe Head Door Mirror, Driver Side For Ford F250-F750

    VELVAC

    $331.99
    Deluxe Series Door Mirror - Black* High Quality Door Mirror* 102 Inch* Black* Driver Side * Manual * With Convex Mirror Glass* Made In USA* Sold Individually* Warranty On Door Mirrors Against Defects...
    VV-714519
    SKU:
    VV-714519
    Product Type:
    Exterior
    Location:
    Made In USA
    Position:
    Driver Side
    Make:
    Ford
    Color:
    Black
    $331.99
    Qty in Cart: 0
    Price:
    $331.99
    Subtotal:
  • 3 Inch Stainless Steel Wrapped Cab Panels W/ 12 P3 Amber/Amber LEDs For Peterbilt 378, 379, 388, 389

    3 Inch Stainless Steel Wrapped Cab Panels W/ 12 P3 Amber/Amber LEDs For Peterbilt 378, 379, 388, 389

    PHOENIX DESIGN

    $444.99
    3 Inch Stainless Steel Wrapped Cab Panels W/ 12 P3 Amber LED Amber Lens Lights* High Quality Cab Panel* Made Of 304 Stainless Steel* Amber LED/Amber Lens* Sold As Pair* Made In USA* Warranty On Cab...
    01-091201145
    SKU:
    01-091201145
    Location:
    Made In USA
    Light Options:
    With Lights
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Finish Options:
    Polished
    Length Options:
    62 Inch
    Product Type:
    Exterior
    $444.99
    Qty in Cart: 0
    Price:
    $444.99
    Subtotal:
  • Bostrom Patriot Series 914 High Back Truck Seat in Black Ultra-Leather with Dual Arms - Black Cordura Cloth

    Bostrom Patriot Series 914 High Back Truck Seat in Black Ultra-Leather with Dual Arms - Black Cordura Cloth

    BOSTROM TRUCK SEATS

    $1,080.99
    Black Cordura Cloth High Back Seat With Manual Lumbar, Dual Arm Rest* High Quality Seat* Made Of Cordura Cloth* Black* High Back * Manual Lumbar * Dual Arm Rest* Made In USA* Sold Individually*...
    2356001455
    SKU:
    2356001455
    Color:
    Black
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Style Options:
    High Back
    Material Options:
    Cloth
    Make:
    Universal Items
    Type Options:
    Standard Base
    Product Type:
    Seats
    $1,080.99
    Qty in Cart: 0
    Price:
    $1,080.99
    Subtotal:
  • Total: items /

Adding your products to cart


Introducing the Official 4 State Trucks Mobile App – Gear Up On the Go!