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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
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
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 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
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
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
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
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
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.
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
CB Radios Ultimate Guide(Post)“10-4 Roger.” Despite the rise of messaging apps, GPS devices with voice-activated messaging, and push-to-talk (PTT) apps, the classic CB radio remains among the most trusted and well-used accessorie
What Should Be in a Semi Truck Emergency Kit? (Free PDF Checklist for Drivers)(Post)Semi-truck breakdowns cost money and time; but they aren't inevitable. With the right emergency accessories, truck drivers can minimize costly delays, tackle minor repairs on the fly, and safely power
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
Top 10 Semi Truck Winter Accessories for Heavy-Duty Drivers(Post)Winter truck driving can be downright trecherous to haul payloads in, especially when you don't have the right winter-ready trucker gear to get you through difficult drives in below-freezing temperatu
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
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
Haul of Fame: The Murder Pete Truck(Post)They call it the Murder Pete. Blacked-out, rugged, and raw, it’s a notorious big rig known for its “murdered out” style. Supported by the custom fab shop work of Chrome Shop Mafia (CMS) and supplied w
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
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
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Stainless Steel Diesel Particulate Filter Replaces 2605837C1 For International W/ MaxxForce 7 Engine
GLOBAL EMISSIONS
$2,267.99Stainless Steel Diesel Particulate Filter Fits International W/ MaxxForce 7 Engine - Replaces 2605837C1* High Quality Diesel Particulate Filter* Made Of Stainless Steel * OEM Quality Clamps And...07-080600010- SKU:
- 07-080600010
- Truck Class:
- Heavy Duty
- Material Options:
- Stainless Steel
- Make:
- International
- Product Type:
- Exhaust
$2,267.99Qty in Cart: 0Price:$2,267.99Subtotal: -
3 Layer Replacement Air Filter Wrap For 29-090500008 High Performance Air Filter
FLEET FILTERS
$383.993 Layer Replacement Air Filter Wrap For High Performance Air Filter* High Quality Replacement Air Filter Wrap* For 29-090500008* 3 Layer Design* Does Not Come Pre-Oiled* Oil Is Required Before...29-090500010- SKU:
- 29-090500010
- Truck Class:
- Heavy Duty
- Make:
- Western Star
- Product Type:
- Exterior
$383.99Qty in Cart: 0Price:$383.99Subtotal: -
14 Inch Chrome Tapered End Bumper For Western Star 4700, 4700SB
OPP - ORIGINAL PARTS PROGRAM
$2,053.99Western Star OEM Style Chrome Bumper Replaces A21-28694-010, A21-28694-025* High Quality Bumper* Steel* 14 Inch Height* Tow Holes* Tapered End* 4 Bolt * Sold Individually* Warranty On Bumpers Against...14-010000- SKU:
- 14-010000
- Truck Class:
- Heavy Duty
- Material Options:
- Steel
- Product Type:
- Bumpers
- Make:
- Western Star
- Height Options:
- 14 Inch
- Style Options:
- Tapered
$2,053.99Qty in Cart: 0Price:$2,053.99Subtotal: -
FREE SHIPPING OVER $249
1 X 4 Inch 12 Diode Amber LED Marker Light Amber
TRUX ACCESSORIES
$15.11LED Amber Marker Light 1 Inch X 4 Inch W/ 12 Diodes4 State Trucks offers this durable LED marker light with 12 amber diodes protected by a durable amber lens. It is sealed to prevent moisture...09-1601010223- SKU:
- 09-1601010223
- Color:
- Amber
- Truck Class:
- Universal
- Make:
- Universal Items
- Product Type:
- Lighting
$15.11Qty in Cart: 0Price:$15.11Subtotal: -
FREE SHIPPING OVER $249
12 Inch 19 Diode Reflector Light Bar W/ Bezel - Amber LED / Amber Lens
UNITED PACIFIC
$36.38Amber 19 Diode Reflector Light Bar* High Quality Light Bar* Amber / Amber LED* 12 Inch* With Bezel* 19 Diodes* Sold Individually* Warranty on Light Bar against defects in workmanship & material from...09-1601010165- SKU:
- 09-1601010165
- Truck Class:
- Universal
- Make:
- Universal Items
- Length Options:
- 12 Inch
- Material Options:
- Plastic/Poly
- Color:
- Amber
- Product Type:
- Lighting
$36.38Qty in Cart: 0Price:$36.38Subtotal: -
Blue 1157 LED Bulb 12 Diode
UNITED PACIFIC
$5.461157 Bulb with 12 Super Bright Diodes* High Quality 1157 Type Bulb* 12 Diode* Blue* Double Contact* Offset Pin* Sold Individually* Warranty on Bulb Light against defects in workmanship & material...09-160102208- SKU:
- 09-160102208
- Truck Class:
- Heavy Duty
- Product Type:
- Lighting
- Color:
- Blue
- Make:
- Universal Items
- Ready To Ship:
- Yes
$5.46Qty in Cart: 0Price:$5.46Subtotal: -
FREE SHIPPING OVER $249
12 Inch Great White Interior Light
PETERSON MFG
$48.85Great White Interior Light* High Quality Interior Light* 12 Inch* 300 Lumens* Easy And Versatile Surface Screw Mounting* Vertical And Horizontal Mounting * Points Attach To Any Flat Surface* Sold...09-160100184- SKU:
- 09-160100184
- Lumens:
- 100 to 500 Lumens
- Truck Class:
- Universal
- Make:
- Universal Items
- Length Options:
- 12 Inch
- Product Type:
- Lighting
$48.85Qty in Cart: 0Price:$48.85Subtotal: -
BESTfit 12 Inch Chrome SBA Bumper W/ Tow Hook Holes & Vent Opening In Center For Volvo VNL Gen I
BESTFIT TRUCK PARTS
$999.9912 Inch Chrome SBA Bumper W/ Tow Hook Holes & Vent Opening In Center By BESTfitUpgrade your Volvo VNL Gen I with the BESTfit 12 Inch Chrome SBA Bumper, designed for durability, performance, and a...13-010101- SKU:
- 13-010101
- Truck Class:
- Heavy Duty
- Height Options:
- 12 Inch
- Material Options:
- Steel
- Make:
- Volvo
- Finish Options:
- Chrome-Plated
- Product Type:
- Bumpers
- Type Options:
- Set Back Axle
- Ready To Ship:
- Yes
$999.99Qty in Cart: 0Price:$999.99Subtotal: -
BESTfit Bumper Support Center W/ Small Opening For Freightliner Cascadia
BESTFIT TRUCK PARTS
$230.99BESTfit Bumper Support Center W/ Small Opening, Replaces 21-28443-004This high quality bumper support center that fits Freightliner Cascadia 113 and 125 models has a small square opening. The center...03-010429- SKU:
- 03-010429
- Truck Class:
- Heavy Duty
- Make:
- Freightliner
- Product Type:
- Bumpers
$230.99Qty in Cart: 0Price:$230.99Subtotal: -
12 Inch 12 Diode Single Row CREE LED Spot/Flood Light Bar - 2520 Lumen
TRUX ACCESSORIES
$138.992520 Lumen 12 Diode Spot & Flood Light BarAre you looking for a bright light bar for your truck? Look no further, 4 State Trucks offers this quality 12-inch single row combination spot and flood LED...09-160900105- SKU:
- 09-160900105
- Length Options:
- 12 Inch
- Color:
- White
- Truck Class:
- Universal
- Material Options:
- Aluminum
- Make:
- Universal Items
- Product Type:
- Lighting
$138.99Qty in Cart: 0Price:$138.99Subtotal: -
1 X 4 Inch LED Rectangular Red Marker Light W/ 12 Diodes
TRUX ACCESSORIES
$15.11LED Red Rectangular 1 Inch X 4 Inch Marker Light W/ 12 Diodes4 State Trucks offers this durable rectangular marker light with 12 red diodes protected by a damage resistant red lens. It is sealed to...09-1601060240- SKU:
- 09-1601060240
- Truck Class:
- Universal
- Color:
- Red
- Material Options:
- Plastic/Poly
- Shape Options:
- Rectangular
- Make:
- Universal Items
- Product Type:
- Lighting
$15.11Qty in Cart: 0Price:$15.11Subtotal: -
12 Inch 24 Amber LED Clear Lens Dual Function GLO Light Bar
UNITED PACIFIC
$21.8812 Inch 24 Diode Amber LED Clear Lens Dual Function GLO Light Bar* High Quality Glo Light - Light Bar* 24 LED * 12 Inch Length X 5/8 Inch Width* Mounting Holes Approximately 11 7/16 Inches Apart *...09-1601011259- SKU:
- 09-1601011259
- Length Options:
- 12 Inch
- Truck Class:
- Universal
- Color:
- Amber
- Style Options:
- Glo Light
- Make:
- Universal Items
- Material Options:
- Plastic/Poly
- Product Type:
- Lighting
- Ready To Ship:
- Yes
$21.88Qty in Cart: 0Price:$21.88Subtotal: -
Engine Fuel Filter Cap Replaces A4720920008. DDEA4720920008 For Detroit Diesel DD15 Engine
AUTOMANN USA
$37.092.16 Inch Detroit Diesel DD15 Engine Fuel Filter CapUpgrade your fuel system with this premium Engine Fuel Filter Cap for Detroit Diesel DD15 engines, designed to replace A4720920008 and...29-06010001- SKU:
- 29-06010001
- Width Options:
- 1 3/4 Inch
- Product Type:
- Fuel Tanks
- Diameter Options:
- 2 Inch
- Style Options:
- Detroit
- Make:
- Universal Items
$37.09Qty in Cart: 0Price:$37.09Subtotal: -
FREE SHIPPING OVER $249
7 Color Changing Single Diode Snake Lights W/ 12 Inch Lead Wire- 2 Pack
TRUX ACCESSORIES
$19.43Single Diode Snake LightsLooking to add colorful light to the vents in your truck or another small area of your cab? 4 State Trucks has this pack of two single diode snake lights that routinely...09-160105100- SKU:
- 09-160105100
- Color:
- Various
- Truck Class:
- Universal
- Material Options:
- Plastic/Poly
- Length Options:
- 12 Inch
- Product Type:
- Interior
- Make:
- Universal Items
- Ready To Ship:
- Yes
$19.43Qty in Cart: 0Price:$19.43Subtotal: -
Intake Pre-Filter For LAF3551 Air Filter
FREEDOM AIR FILTERS
$76.99Intake 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
$76.99Qty in Cart: 0Price:$76.99Subtotal: -
16 Inch Chrome Steel Boxed End Bumper W/ Mounting & Tow/Hitch Holes For Kenworth W900L 1982-2010
VALLEY CHROME PLATING
$904.99Valley Chrome 16 Inch Chrome Steel Boxed End Bumper With Mounting & Tow/Hitch Holes* High Quality Replacement Bumper* Made Of Chrome Plated Steel* Boxed End* 16 Inch* Has Cutouts For: - Mounting...FE001010- SKU:
- FE001010
- Truck Class:
- Heavy Duty
- Height Options:
- 16 Inch
- Light Options:
- Without Lights
- Make:
- Kenworth
- Style Options:
- Texas Boxed End
- Material Options:
- Steel
- Finish Options:
- Chrome-Plated
- Type Options:
- Standard Mount
- Product Type:
- Bumpers
$904.99Qty in Cart: 0Price:$904.99Subtotal: -
18 Diode Amber/Amber 12 Inch Spyder LED Clearance, Marker and Turn Light - Dual Function
AFTERMARKET
$65,536.00Amber LED Amber Lens Light Bar Lens* High Quality Light Bar* Made Of Sealed Polycarbonate Lens* 18 LEDs* 12V* Measurements: - 12 Inch Length - 2 Inch Width - 1-7/16 Inch Height * Hardwired With...09-160100009- SKU:
- 09-160100009
- Color:
- Amber
- Length Options:
- 12 Inch
- Truck Class:
- Universal
- Make:
- Universal Items
- Material Options:
- Plastic/Poly
- Product Type:
- Lighting
$65,536.00Qty in Cart: 0Price:$65,536.00Subtotal: -
Isspro Voltmeter 12 VDC/10-16 VDC W/ Black Face, Red Pointer, Color-Coded Dial, Chrome Bezel
ISSPRO
$82.99Voltmeter 12 VDC/10-16 VDC W/ Black Face, Red Pointer & Color-Coded Dial & Chrome BezelThis Isspro voltmeter gauge easy to read. It measures voltage to estimate battery health, with red, yellow, and...09-150100437- SKU:
- 09-150100437
- Color:
- Red
- Truck Class:
- Universal
- Location:
- Made In USA
- Style Options:
- Analog
- Shape Options:
- Round
- Make:
- Universal Items
- Product Type:
- Interior
$82.99Qty in Cart: 0Price:$82.99Subtotal: -
12 Gauge Customs 14 X 10 Inch Stainless Steel Reverse Bowtie Visor For Western Star 4964 EX Constellation
TWELVE GAUGE
$730.9914 X 10 Inch Stainless Steel Reverse Bowtie Visor By 12 Gauge Customs Fits Western Star 4964 EX Constellation* High Quality Drop Visor* Stainless Steel* 14 Inch X 10 Inch* Reverse Bowtie Visor* Blind...14-090100001- SKU:
- 14-090100001
- Height Options:
- 14 Inch
- Make:
- Western Star
- Truck Class:
- Heavy Duty
- Style Options:
- Bow Tie
- Material Options:
- Stainless Steel
- Light Options:
- Without Lights
- Type Options:
- Blind Mount
- Product Type:
- Exterior
$730.99Qty in Cart: 0Price:$730.99Subtotal: -
FREE SHIPPING OVER $249
12 Diode Oval Red LED Stop, Tail & Turn Light Clear Lens
TRUX ACCESSORIES
$25.91Stop Tail And Turn LightAre you in the market for LEDs for your truck? Get your lights from 4 State Trucks starting with this red LED oval light by Trux Accessories. This state of the art light comes...09-1601061167- SKU:
- 09-1601061167
- Color:
- Red
- Truck Class:
- Universal
- Material Options:
- Plastic/Poly
- Shape Options:
- Oval
- Make:
- Universal Items
- Product Type:
- Lighting
- Ready To Ship:
- Yes
$25.91Qty in Cart: 0Price:$25.91Subtotal: