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    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

    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

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  • Merritt Dyna-Light Aluminum Cab Rack 68 X 80 Inch W/ 2 Side Enclosures & Locking Doors 18 X 9 Inch

    Merritt Dyna-Light Aluminum Cab Rack 68 X 80 Inch W/ 2 Side Enclosures & Locking Doors 18 X 9 Inch

    MERRITT

    $4,692.99
    Diamond Plate Aluminum Cab Rack W/ Radius Corners & HangersReinforce your truck with the Merritt Dyna-Light 2 Door Cab Rack 68 x 80 Inch, a high-strength aluminum rack with diamond plate construction...
    320381M0098
    SKU:
    320381M0098
    Material Options:
    Aluminum
    Truck Class:
    Heavy Duty
    Finish Options:
    Diamond Plate
    Make:
    Universal Items
    Product Type:
    Cargo Control
    $4,692.99
    Qty in Cart: 0
    Price:
    $4,692.99
    Subtotal:
  • Brass Square Head Plug 1/2 Inch

    Brass Square Head Plug 1/2 Inch

    TRAMEC SLOAN

    $5.78
    .5 Inch Square Head Solid Plug Brass Fitting - Threaded* High Quality Head Plug* Brass* 1/2 Inch * Square* Sold Individually* Warranty On Head Plugs Against Defects In Workmanship & Material From...
    BP1098
    SKU:
    BP1098
    Truck Class:
    Heavy Duty
    Material Options:
    Brass
    Diameter Options:
    1/2 Inch
    Ready To Ship:
    Yes
    Make:
    Universal Items
    Product Type:
    Air, Electrical, & Safety
    $5.78
    Qty in Cart: 0
    Price:
    $5.78
    Subtotal:
  • Air Brake Camshaft Bushing 2 OD X 1.313 - E-2407

    Air Brake Camshaft Bushing 2 OD X 1.313 - E-2407

    AUTOMANN USA

    $1.14
    Brake Camshaft Bushing* High Quality Camshaft Bushing * Dimensions:   - 1.875 Inch ID  - 2 Inch OD  - 1.313 Inch Length* Sold Individually* Warranty On Camshaft Bushing Brakes Against Defects In...
    19-05180098
    SKU:
    19-05180098
    Diameter Options:
    2 Inch
    Material Options:
    Steel
    Truck Class:
    Heavy Duty
    Make:
    Trailer
    Product Type:
    Trailer
    $1.14
    Qty in Cart: 0
    Price:
    $1.14
    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:
  • Shackle Hanger Replaces 1618102001 For Freightliner Cascadia 113, 125

    Shackle Hanger Replaces 1618102001 For Freightliner Cascadia 113, 125

    AFTERMARKET

    $40.49
    Driver Or Passenger Side Shackle Hanger, 7.656 Inch Center To Center* High Quality Shackle Hanger * 7.656 Inch C To C* Driver And Passenger Side * Sold Individually * Warranty On Shackle Hangers...
    03-05090098
    SKU:
    03-05090098
    Truck Class:
    Heavy Duty
    Material Options:
    Steel
    Color:
    Black
    Make:
    Freightliner
    Product Type:
    Frame & Chassis
    $40.49
    Qty in Cart: 0
    Price:
    $40.49
    Subtotal:
  • BESTfit Silent Block Spring Pin W/ Bushing For Kenworth

    BESTfit Silent Block Spring Pin W/ Bushing For Kenworth

    BESTFIT TRUCK PARTS

    $40.47
    Kenworth Silent Block Spring Pin W/ Bushing By BESTfitMaintain smooth and quiet operation with the BESTfit Silent Block Spring Pin W/ Bushing for Kenworth. With 5.75 inch center-to-center and 7...
    29-050984
    SKU:
    29-050984
    Truck Class:
    Heavy Duty
    Make:
    Kenworth
    Product Type:
    Frame & Chassis
    $40.47
    Qty in Cart: 0
    Price:
    $40.47
    Subtotal:
  • 23 Inch T-Rod Crimped Rubber Rotational For Freightlinier W/ FAS II Suspension

    23 Inch T-Rod Crimped Rubber Rotational For Freightlinier W/ FAS II Suspension

    AFTERMARKET

    $158.99
    Fixed T-Rod With Crimped End DesignMaximize the stability and handling of your Freightliner with the 23 Inch T-Rod Crimped Rubber Rotational, built for FAS II suspension systems. Featuring a 23-inch...
    03-05100098
    SKU:
    03-05100098
    Material Options:
    Steel
    Truck Class:
    Heavy Duty
    Make:
    Freightliner
    Product Type:
    Frame & Chassis
    $158.99
    Qty in Cart: 0
    Price:
    $158.99
    Subtotal:
  • Stainless Steel Upper Left Kick Panel For Peterbilt

    Stainless Steel Upper Left Kick Panel For Peterbilt

    ROADWORKS

    $12.95
    Upper Left Kick Panel Trim Fits Peterbilt* High Quality Upper Left Kick Panel* Made Of Stainless Steel* Made In USA* Sold Individually* Warranty On Panel Trim Against Defects In Workmanship &...
    01-1504098
    SKU:
    01-1504098
    Position:
    Upper
    Location:
    Made In USA
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Product Type:
    Interior
    $12.95
    Qty in Cart: 0
    Price:
    $12.95
    Subtotal:
  • BESTfit 4 ID/OD X 18 Inch OAL 90 Degree Chrome-Plated Steel Elbow

    BESTfit 4 ID/OD X 18 Inch OAL 90 Degree Chrome-Plated Steel Elbow

    BESTFIT TRUCK PARTS

    $264.99
    BESTfit 4 Inch ID-OD X 18 Inch OAL 90 Degree Chrome-Plated Steel Elbow* High Quality Elbow* Chrome-Plated Steel * Dimensions  - 36 Inch Overall Length (18x18)  - 4 Inch ID/OD  - 90 Degree Angle  - 4...
    09-080100098
    SKU:
    09-080100098
    Truck Class:
    Universal
    Diameter Options:
    4 Inch
    Style Options:
    Elbow
    Material Options:
    Steel
    Degree Options:
    90
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Length Options:
    18 Inch
    Product Type:
    Exhaust
    $264.99
    Qty in Cart: 0
    Price:
    $264.99
    Subtotal:
  • Rubber Oiler Plug For Hubcap

    Rubber Oiler Plug For Hubcap

    LIFETIME NUT COVERS

    $8.35
    Replacement Oil Plug For Hubcap* High Quality Oil Plug* Made Of Rubber* For Hubcap 29-050930* Made In USA* Sold Individually* Warranty On Oil Plugs Against Defects In Workmanship & Material From Date...
    29-050983
    SKU:
    29-050983
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Rubber
    Make:
    Kenworth
    Make:
    Peterbilt
    Product Type:
    Frame & Chassis
    $8.35
    Qty in Cart: 0
    Price:
    $8.35
    Subtotal:
  • SS 5 Inch Sleeper Panels W/ 3/4 Inch Button Light Holes For Peterbilt 379, 389, 389 Glider W/ 63 Inch Sleeper

    SS 5 Inch Sleeper Panels W/ 3/4 Inch Button Light Holes For Peterbilt 379, 389, 389 Glider W/ 63 Inch Sleeper

    TWELVE GAUGE

    $327.99
    Stainless Steel Sleeper Panels With 3/4 Inch Button Light Cutouts By 12 Gauge* High Quality Sleeper Panel* Made Of Stainless Steel* Fits 63 Inch Sleeper With Extensions* 3/4 Inch Button Style Light...
    01-1012098
    SKU:
    01-1012098
    Material Options:
    Stainless Steel
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Product Type:
    Exterior
    $327.99
    Qty in Cart: 0
    Price:
    $327.99
    Subtotal:
  • Chrome Dallas Style Grooved Grip Handle With Beer Tap Adapter

    Chrome Dallas Style Grooved Grip Handle With Beer Tap Adapter

    UNITED PACIFIC

    $80.99
    Bear Faucet Grooved Grip HandleThis Dallas-style grooved grip handle with a beer tap adapter is built to impress. It features a durable, triple chrome-plated finish that looks great and lasts. The...
    09-15130986
    SKU:
    09-15130986
    Product Type:
    Interior
    Finish Options:
    Chrome-Plated
    Make:
    Universal Items
    $80.99
    Qty in Cart: 0
    Price:
    $80.99
    Subtotal:
  • SS CB Radio Extended Bracket For Cobra 25, Uniden 66/68

    SS CB Radio Extended Bracket For Cobra 25, Uniden 66/68

    ROADWORKS

    $20.18
    Extended Bracket For Cobra 25 or Uniden 66/68 RadioUpgrade your radio setup with this extended bracket for enhanced convenience and functionality.* High Quality Extended Bracket* Stainless Steel*...
    09-14070098
    SKU:
    09-14070098
    Product Type:
    Interior
    Material Options:
    Stainless Steel
    Location:
    Made In USA
    Make:
    Universal Items
    $20.18
    Qty in Cart: 0
    Price:
    $20.18
    Subtotal:
  • Passenger Side Aluminum Front Fender By BESTfit For Peterbilt 379

    Passenger Side Aluminum Front Fender By BESTfit For Peterbilt 379

    BESTFIT TRUCK PARTS

    $447.99
    BESTfit Aluminum Front Fender- Passenger SideRestore your Peterbilt 379 to peak performance and pristine appearance with the BESTfit Passenger Side Aluminum Front Fender. Made from aluminum, it's...
    01-127000098
    SKU:
    01-127000098
    Product Type:
    Hood Parts & Acc.
    Material Options:
    Aluminum
    Position:
    Passenger Side
    Make:
    Peterbilt
    Length Options:
    127 BBC
    $447.99
    Qty in Cart: 0
    Price:
    $447.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Charlotte Style Gearshift Knob M30 X 3.5 Female Thread-On - Finish Option W/ LED Option & Adapter Option

    Charlotte Style Gearshift Knob M30 X 3.5 Female Thread-On - Finish Option W/ LED Option & Adapter Option

    UNITED PACIFIC

    $108.99
    Choose Option(s) to see description.Fitment** Universal - Fits Multiple Makes & Models Of TrucksCharlotte Style Gearshift Knob M30 X 3.5 Female Thread-On - Matte Black W/ Green Led & Adapter For...
    PPR_300984
    SKU:
    PPR_300984
    Type Options:
    Thread On
    Finish Options:
    Black Powder Coat
    Location:
    Made In USA
    Finish Options:
    Chrome-Plated
    Material Options:
    Aluminum
    Color:
    Green
    Width Options:
    2 1/2 Inch
    Height Options:
    4 Inch
    Product Type:
    Interior
    Color:
    Purple
    Length Options:
    2 Inch
    Style Options:
    Charlotte Style
    Make:
    Universal Items
    $108.99
    Qty in Cart: 0
    Price:
    $108.99
    Subtotal:
  • 4 Inch Stainless Steel Cab Panels, Blank For Peterbilt 567, 579 W/ Side Fairings

    4 Inch Stainless Steel Cab Panels, Blank For Peterbilt 567, 579 W/ Side Fairings

    PHOENIX DESIGN

    $176.99
    Cab Panels Fit Peterbilt 567 & 579 W/ Rear Mount Or Horizontal ExhaustImprove your Peterbilt's visibility and style with this pair of 4 Inch Stainless Steel Cab Panels featuring four P1 Amber/Amber...
    01-091200098
    SKU:
    01-091200098
    Location:
    Made In USA
    Light Options:
    With Lights
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Peterbilt
    Finish Options:
    Polished
    Length Options:
    42 Inch
    Product Type:
    Exterior
    $176.99
    Qty in Cart: 0
    Price:
    $176.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Corner Angle Outside Door Trim For Peterbilt 389

    Corner Angle Outside Door Trim For Peterbilt 389

    VALLEY CHROME PLATING

    $18.35
    Valley Chrome Outside Door Trim Fits Peterbilt* High Quality Outside Door Trim* Corner Angle* Made In USA* Sold As Pair* Warranty On Outside Door Trim Against Defects In Workmanship & Material From...
    01-0914098
    SKU:
    01-0914098
    Truck Class:
    Heavy Duty
    Make:
    Peterbilt
    Product Type:
    Exterior
    $18.35
    Qty in Cart: 0
    Price:
    $18.35
    Subtotal:
  • FREE SHIPPING OVER $249
    8 Inch Stainless Steel Door Chops For Kenworth T680 & T880

    8 Inch Stainless Steel Door Chops For Kenworth T680 & T880

    UNITED PACIFIC

    $80.99
    8 Inch Stainless Steel Door Chops Fits Kenworth T680 & T880Are you looking to update your door trim? 4 State Trucks can help you add shine to your truck with this pair of mirror like 304 grade...
    02-0914098
    SKU:
    02-0914098
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Kenworth
    Height Options:
    8 Inch
    Product Type:
    Exterior
    Ready To Ship:
    Yes
    $80.99
    Qty in Cart: 0
    Price:
    $80.99
    Subtotal:
  • FREE SHIPPING OVER $249
    3/4 Inch Short Top Hat Nut Covers -10 Pack

    3/4 Inch Short Top Hat Nut Covers -10 Pack

    AFTERMARKET

    $12.89
    Top Hat Nut Covers* Made Of High Quality Chrome Plated Plastic* 3/4 Inches* Sold As Pack* Warranty On Nut Covers Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...
    09-050609810
    SKU:
    09-050609810
    Truck Class:
    Universal
    Material Options:
    Plastic/Poly
    Make:
    Universal Items
    Finish Options:
    Chrome-Plated
    Product Type:
    Frame & Chassis
    Ready To Ship:
    Yes
    $12.89
    Qty in Cart: 0
    Price:
    $12.89
    Subtotal:
  • 9 Diode LED Square Wide Angle Work Light 2160 Lumen

    9 Diode LED Square Wide Angle Work Light 2160 Lumen

    UNITED PACIFIC

    $54.99
    LED Work Light Black Square* 9 LED Diode* 2160 Lumens* Clear Lens* Single Stud Mount* 12 Volt / 24 Volt * Sold Individually* Warranty On Square Work Lights against defects in workmanship & material...
    09-1614098
    SKU:
    09-1614098
    Lumens:
    2001 to 4999 Lumens
    Truck Class:
    Universal
    Shape Options:
    Square
    Make:
    Universal Items
    Material Options:
    Plastic/Poly
    Product Type:
    Lighting
    $54.99
    Qty in Cart: 0
    Price:
    $54.99
    Subtotal:
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