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

    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

    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

    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

    Semi Truck DPF Box Covers & Slipcovers: Fitment Guide(Post)

    Semi Truck DPF Box Covers: Types, Fitment & Replacement What Is a DPF Box Cover on a Semi Truck? DPF box covers are exterior panels designed to conceal or protect the aftertreatment housing. They do n

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • FREE SHIPPING OVER $249
    BESTfit Window Regulator Replaces K092-189/K092-189R For Kenworth

    BESTfit Window Regulator Replaces K092-189/K092-189R For Kenworth

    BESTFIT TRUCK PARTS

    $131.99
    Restore smooth window operation with this BESTfit window regulator replacement for Kenworth trucks, designed to replace OE numbers K092-189 and K092-189R. Built with a chain-style mechanism, this...
    PPR_204200
    SKU:
    PPR_204200
    Truck Class:
    Heavy Duty
    Material Options:
    Steel
    Make:
    Kenworth
    Product Type:
    Interior
    Ready To Ship:
    Yes
    $131.99
    Qty in Cart: 0
    Price:
    $131.99
    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:
  • FREE SHIPPING OVER $249
    CAT Fuel Filter FF5319 3406 C-E

    CAT Fuel Filter FF5319 3406 C-E

    OPP - ORIGINAL PARTS PROGRAM

    $21.42
    FF5319 CAT Fuel Filter 3406 C-EThis Fleetguard Spin-On Fuel Filter actively filters and improves fuel efficiency for your vehicle. It removes contaminants, enhances engine performance, and reduces...
    FF5319FLG
    SKU:
    FF5319FLG
    Truck Class:
    Heavy Duty
    Material Options:
    Plastic/Poly
    Make:
    Freightliner
    Make:
    International
    Make:
    Other - Semi-Truck
    Make:
    Kenworth
    Make:
    Peterbilt
    Make:
    Mack
    Make:
    Volvo
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    $21.42
    Qty in Cart: 0
    Price:
    $21.42
    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:
  • Roadworks 19.5 Stainless Steel Front Air Cleaner Panels W/ 6 Amber Mini Lights & Amber Lens For Peterbilt 378 & 379 W/ 15 Inch Donaldson Or Vortex

    Roadworks 19.5 Stainless Steel Front Air Cleaner Panels W/ 6 Amber Mini Lights & Amber Lens For Peterbilt 378 & 379 W/ 15 Inch Donaldson Or Vortex

    ROADWORKS

    $471.99
    19.5 Stainless Steel Front Air Cleaner Panels W/ 6 Amber Mini Lights & Amber Lens By Roadworks Fits Peterbilt 378 & 379 W/ 15 Inch Donaldson Or VortexOutfit your Peterbilt with these durable and...
    01-090500189
    SKU:
    01-090500189
    Height Options:
    19 1/2 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
    $471.99
    Qty in Cart: 0
    Price:
    $471.99
    Subtotal:
  • BESTfit 3.5 ID/OD X 6 InchTurbo Outlet Adapter With Flange Style A For Detroit Diesel

    BESTfit 3.5 ID/OD X 6 InchTurbo Outlet Adapter With Flange Style A For Detroit Diesel

    BESTFIT TRUCK PARTS

    $28.65
    BESTfit 3.5 Inch I.D.-O.D. X 6 Inch OAL Aluminized Steel Type A Turbo Pipe With 4 Inch Diameter Flange Fits Detroit DieselGet the perfect fit with this quality type A manifold outlet. It is made of a...
    09-080100189
    SKU:
    09-080100189
    Diameter Options:
    3 Inch
    Truck Class:
    Universal
    Material Options:
    Aluminized Steel
    Make:
    Universal Items
    Length Options:
    6 Inch
    Product Type:
    Exhaust
    $28.65
    Qty in Cart: 0
    Price:
    $28.65
    Subtotal:
  • FREE SHIPPING OVER $249
    17 Inch 24 Diode Amber Marker With Auxiliary Dual Revolution LED Undermount Light Strip

    17 Inch 24 Diode Amber Marker With Auxiliary Dual Revolution LED Undermount Light Strip

    TRUX ACCESSORIES

    $30.55 - $44.09
    The 17" Dual Revolution LED Strip is a versatile undermount light strip that functions as both an amber marker light and a secondary auxiliary light with a flip of a switch, thanks to its dual...
    PPR_201893
    SKU:
    PPR_201893
    Length Options:
    17 Inch
    Truck Class:
    Universal
    Style Options:
    Dual Revolution
    Make:
    Universal Items
    Product Type:
    Lighting
    Ready To Ship:
    Yes
    Height Options:
    1/2 Inch
    Color:
    Amber/Blue
    Color:
    Amber/Purple
    Color:
    Amber/Green
    Material Options:
    Plastic/Poly
    Color:
    Amber/Red
    $30.55 - $44.09
    Qty in Cart: 0
    Price:
    $30.55 - $44.09
    Subtotal:
  • FREE SHIPPING OVER $249
    Digital Tire Pressure Gauge W/ Blue Guide Light

    Digital Tire Pressure Gauge W/ Blue Guide Light

    AFTERMARKET

    $17.68
    Blue Point Guide Light Digital Tire Pressure GaugeThis simple digital tire pressure gauge measures PSI ranging from 0 to 99. It has a backlit LCD screen and a light on the gauge head to make it easy...
    09-21000189
    SKU:
    09-21000189
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Wheels
    $17.68
    Qty in Cart: 0
    Price:
    $17.68
    Subtotal:
  • Stainless Steel Standard/Wide Cowl Panels W/ 8 - 3/4 Inch Amber/Amber LEDs For Peterbilt 389 131BBC

    Stainless Steel Standard/Wide Cowl Panels W/ 8 - 3/4 Inch Amber/Amber LEDs For Peterbilt 389 131BBC

    PHOENIX DESIGN

    $320.99
    Stainless Steel Standard/Wide Cowl Panels W/ 8 - 3/4 Inch Amber LED Amber Lens Lights Fit Peterbilt 389 131BBC* High Quality Cowl Panel* Made Of 304 Stainless Steel* 4 - 3/4 Inch Round Lights Per...
    01-091201189
    SKU:
    01-091201189
    Location:
    Made In USA
    Light Options:
    With Lights
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Finish Options:
    Polished
    Length Options:
    27 Inch
    Product Type:
    Exterior
    $320.99
    Qty in Cart: 0
    Price:
    $320.99
    Subtotal:
  • Brake Shoe Hardware Kit 142.431780, 142.431180 For Eaton

    Brake Shoe Hardware Kit 142.431780, 142.431180 For Eaton

    AUTOMANN USA

    $14.31
    Brake Shoe Hardware Kit Replaces 70326, E1418, R567502, 78580, E1428A, E1428S, R567006, 19-854Maintain reliable and safe braking with the Brake Shoe Hardware Kit for Eaton, a high-quality kit...
    09-05170189
    SKU:
    09-05170189
    Product Type:
    Frame & Chassis
    Make:
    Universal Items
    $14.31
    Qty in Cart: 0
    Price:
    $14.31
    Subtotal:
  • 3 Inch Stainless Steel Sleeper Panels W/ 18 - 3/4 Inch Amber/Clear LEDs For Peterbilt 389

    3 Inch Stainless Steel Sleeper Panels W/ 18 - 3/4 Inch Amber/Clear LEDs For Peterbilt 389

    PHOENIX DESIGN

    $818.99
    3 Inch Stainless Steel Sleeper Panels W/ 18 - 3/4 Inch Amber/Clear Lights Fits Peterbilt 389 2011* High Quality Sleeper Panels* Made Of 304 Stainless Steel* 3 Inch * 9 - 3/4 Inch Amber LEDs Per Side*...
    01-101200189
    SKU:
    01-101200189
    Location:
    Made In USA
    Light Options:
    With Lights
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Finish Options:
    Paintable
    Length Options:
    72 Inch
    Product Type:
    Exterior
    $818.99
    Qty in Cart: 0
    Price:
    $818.99
    Subtotal:
  • Stainless Steel Cab Panels W/ 8 P3 Amber/Amber LEDs, Dual Step Light Holes For Kenworth T800 Split Fender

    Stainless Steel Cab Panels W/ 8 P3 Amber/Amber LEDs, Dual Step Light Holes For Kenworth T800 Split Fender

    PHOENIX DESIGN

    $262.99
    Cab Panels W/ 8 P3 Amber LED Amber Lens Lights & Dual Step Light Holes Fit Kenworth T800 Split Fender* High Quality Cab Panel* Made Of 304 Stainless Steel * 4 P3 Amber LED Amber Lens Driver Side* 4...
    02-091200189
    SKU:
    02-091200189
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Light Options:
    With Lights
    Material Options:
    Stainless Steel
    Make:
    Kenworth
    Finish Options:
    Paintable
    Length Options:
    40 Inch
    Product Type:
    Exterior
    $262.99
    Qty in Cart: 0
    Price:
    $262.99
    Subtotal:
  • Isspro 2-1/16 Inch Pyrometer Kit 0-1800F W/ Black Bezel, Black Face, Red Pointer, 14 Ft. Wiring

    Isspro 2-1/16 Inch Pyrometer Kit 0-1800F W/ Black Bezel, Black Face, Red Pointer, 14 Ft. Wiring

    ISSPRO

    $277.99
    2-1/16 Inch Pyrometer Kit 0-1800F W/ Black Bezel, Black Face, Red Pointer & 14 Ft. WiringElevate your vehicle monitoring with the Isspro Pyrometer at 4 State Trucks. This 2-1/16" gauge reads exhaust...
    09-150100189
    SKU:
    09-150100189
    Location:
    Made In USA
    Color:
    Red
    Diameter Options:
    2 Inch
    Truck Class:
    Universal
    Style Options:
    Analog
    Shape Options:
    Round
    Make:
    Universal Items
    Product Type:
    Interior
    $277.99
    Qty in Cart: 0
    Price:
    $277.99
    Subtotal:
  • FREE SHIPPING OVER $249
    3/4 X 2.5 Inch Long Bolt For Fender Stub

    3/4 X 2.5 Inch Long Bolt For Fender Stub

    AFTERMARKET

    $8.31
    Fine Thread Hex Head BoltThis bold is used for fender stud mounts. It is 3/4 inches in diameter and 2.5 inches long.* High Quality Bolt* Made of Medium Carbon Alloy Steel* For Fender Stud Mounts*...
    118992
    SKU:
    118992
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Rear Fenders
    Ready To Ship:
    Yes
    $8.31
    Qty in Cart: 0
    Price:
    $8.31
    Subtotal:
  • 304 Stainless Steel Classic Style Headlight Bezel W/ LED Turn Signal Cutout

    304 Stainless Steel Classic Style Headlight Bezel W/ LED Turn Signal Cutout

    UNITED PACIFIC

    $32.76
    304 SS Classic Style Headlight Bezel W/ Cutout For LED Turn Signal* High Quality Headlight Bezel* Made Of 304 Stainless Steel* Amp Draw Low 0.01 Amps And High 0.14 Amps* Sold Individually* Warranty...
    29-1606189
    SKU:
    29-1606189
    Truck Class:
    Heavy Duty
    Style Options:
    Classic Style
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Product Type:
    Lighting
    $32.76
    Qty in Cart: 0
    Price:
    $32.76
    Subtotal:
  • FREE SHIPPING
    BLEMISHED: Peterbilt 14 Inch Stainless Steel Blind Mount Drop Visor

    BLEMISHED: Peterbilt 14 Inch Stainless Steel Blind Mount Drop Visor

    4 STATE TRUCKS

    $299.99
    Blind Mount Drop Visor Fits Peterbilt UltraCab And Flat Top**DISCLAIMER**This is a blemished item. May have scratches/dents/dings/scuffs/scrapes.May be missing some or all hardwareSOLD AS IS-There Is...
    ZB10001899
    SKU:
    ZB10001899
    Material Options:
    Stainless Steel
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Light Options:
    Without Lights
    Height Options:
    14 Inch
    $299.99
    Qty in Cart: 0
    Price:
    $299.99
    Subtotal:
  • Stainless Steel Angled Welded 24 Inch Bottom Mud Flap Weight

    Stainless Steel Angled Welded 24 Inch Bottom Mud Flap Weight

    TRUX ACCESSORIES

    $103.99
    24 Inch Angled Stainless Steel Welded Bottom Mud Flap WeightGive your truck's mud flaps a custom, polished appearance with theStainless Steel Angled Welded 24 Inch Bottom Mud Flap Weights. Designed...
    09-05070189
    SKU:
    09-05070189
    Product Type:
    Mud Flaps
    Ready To Ship:
    Yes
    Make:
    Universal Items
    $103.99
    Qty in Cart: 0
    Price:
    $103.99
    Subtotal:
  • FREE SHIPPING
    BESTfit 5 Inch 55 Degree Flare Turbo Pipe With 4 Inch OD Replaces 4ME-4891M, 4ME-4891A For Mack RD

    BESTfit 5 Inch 55 Degree Flare Turbo Pipe With 4 Inch OD Replaces 4ME-4891M, 4ME-4891A For Mack RD

    BESTFIT TRUCK PARTS

    $285.99
    BESTfit Mack RD Replacement Turbo Pipe* High Quality Turbo Pipe* 5 Inch 55 Degree Flare* 4 Inch OD* Sold Individually* Warranty On Turbo Pipes Against Defects In Workmanship & Material From Date Of...
    11-081891M0
    SKU:
    11-081891M0
    Truck Class:
    Heavy Duty
    Material Options:
    Steel
    Make:
    Mack
    Finish Options:
    Chrome-Plated
    Product Type:
    Exhaust
    $285.99
    Qty in Cart: 0
    Price:
    $285.99
    Subtotal:
  • FREE SHIPPING OVER $249
    BLEMISHED: 10 X 32 ALUMINUM LOWER STEP

    BLEMISHED: 10 X 32 ALUMINUM LOWER STEP

    4 STATE TRUCKS

    $241.99
    10 X 32 ALUMINUM LOWER STEPNormally $381.99 Plus Shipping, Buy This One Now For $241.99 with Free Shipping! You Save $140+ Plus Shipping Cost!***MINOR SCRATCH/SCRAPE/SCUFF/BLEMISHED ITEM****WITHOUT...
    ZB10001897
    SKU:
    ZB10001897
    Material Options:
    Aluminum
    Truck Class:
    Heavy Duty
    Make:
    Other - Semi-Truck
    Make:
    Universal Items
    Make:
    Freightliner
    $241.99
    Qty in Cart: 0
    Price:
    $241.99
    Subtotal:
  • 2 X 4 Inch Oval 6 Diode Marker Light With Chrome Housing - Amber LED / Amber Lens

    2 X 4 Inch Oval 6 Diode Marker Light With Chrome Housing - Amber LED / Amber Lens

    AUTOMANN USA

    $9.24
    Oval Marker Light With Chrome Housing* High Quality Marker Light* 2 Inch X 4 Inch* 6 Diodes* Amber Lens* Chrome-Plated Plastic Housing* Lens Shape- Oval* Surface Mount* Hardwired* Sold Individually*...
    09-16010189
    SKU:
    09-16010189
    Product Type:
    Lighting
    Length Options:
    4 Inch
    Finish Options:
    Chrome-Plated
    Shape Options:
    Oval
    Color:
    Amber
    Height Options:
    2 Inch
    Material Options:
    Plastic/Poly
    Type Options:
    Surface Mount
    Make:
    Universal Items
    $9.24
    Qty in Cart: 0
    Price:
    $9.24
    Subtotal:
  • Total: items /

Adding your products to cart


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