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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
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
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
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 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
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
Adapt to the Diesel Fuel Crisis Using These 10 Truck Mods(Post)Small aftermarket semi truck accessories and performance upgrades save more money over time than their upfront price suggests. Here are 10 aftermarket truck upgrades to create cost-per-mile savings. T
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
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
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 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
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
Semi Truck Boot Brush Guide: Does it Really Keep Your Cab Clean?(Post)Boot Brushes: The Key Takeaways Benefits: Keeps cab floors clean, improves footwear grip on steps and pedals, projects a professional appearance, prevents grit from grinding down interior flooring, a
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
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
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
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Interior Cab Fresh Air Filter Replacement For Peterbilt 377, 378, 379 & 385
CAB FRESH FILTER CO.
$43.85Peterbilt 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
$43.85Qty in Cart: 0Price:$43.85Subtotal: -
3 Layer Replacement Air Filter Wrap For 29-071300015 High Performance Air Filter For International 9000 Series & Peterbilt 348
FLEET FILTERS
$195.993 Layer Replacement Air Filter Wrap For High Performance Air Filter* High Quality Replacement Air Filter Wrap* For 29-071300015* 3 Layer Design* Does Not Come Pre-Oiled* Oil Is Required Before...29-071300017- SKU:
- 29-071300017
- Truck Class:
- Heavy Duty
- Make:
- Peterbilt
- Product Type:
- Engine Parts
$195.99Qty in Cart: 0Price:$195.99Subtotal: -
1-Piece Stainless Steel Diesel Particulate Filter Replaces 4352922, 4352922NX For Cummins ISM Engine
GLOBAL EMISSIONS
$1,924.991-Piece Stainless Steel Diesel Particulate Filter Fits Cummins ISM Engine* High Quality Diesel Particulate Filter* Made Of Stainless Steel * Exclusive 1-Piece Canister Design For Durability* OEM...29-080600017- SKU:
- 29-080600017
- Truck Class:
- Heavy Duty
- Style Options:
- Cummins
- Material Options:
- Stainless Steel
- Make:
- Universal Items
- Product Type:
- Exhaust
$1,924.99Qty in Cart: 0Price:$1,924.99Subtotal: -
High Flow Performance Air Filter W/ Washable Element For Freightliner, Kenworth, Peterbilt & Western Star - Pair
FLEET FILTERS
$839.99High Flow Performance Air Filter W/ Washable Element Fits Freightliner, Kenworth, Peterbilt, Western Star - PairYou never need to waste money on paper filters again! 4 State Trucks proudly offers...29-090500017- SKU:
- 29-090500017
- Truck Class:
- Heavy Duty
- Make:
- Peterbilt
- Make:
- Kenworth
- Product Type:
- Exterior
$839.99Qty in Cart: 0Price:$839.99Subtotal: -
FASS Drop- In Series Fuel System Filter Pack W/ 1 Extreme Water Separator Filters & 1 Coalescing Water Separator
FASS
$60.99Drop- In Series Fuel System Filter Pack W/ 1 Extreme Water Separator Filters & 1 Coalescing Water SeparatorImprove fuel system protection and performance with this FASS Drop-In Series Fuel System...09-07030017- SKU:
- 09-07030017
- Product Type:
- Engine Parts
- Make:
- Universal Items
$60.99Qty in Cart: 0Price:$60.99Subtotal: -
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34 X 57MM Rubber/Metal Intake Manifold Gasket Kit - Replaces 12529094, 8-12529-094-0, 8-89017-465-0
DAYTON / DORMAN
$125.9934 X 57MM Rubber/Metal Intake Manifold Gasket Kit* High Quality Intake Manifold Gasket Kit* Metal And Rubber* Includes - Upper And Lower Manifold Gaskets - Valve Cover Caskets - 8 Intake Bolts...29-071200017- SKU:
- 29-071200017
- Truck Class:
- Heavy Duty
- Make:
- Isuzu
- Product Type:
- Engine Parts
$125.99Qty in Cart: 0Price:$125.99Subtotal: -
DEF Urea Filter Kit For Cummins ISL, ISB, ISC & PACCAR PX-6, PX-7, PX-9 Engine Replaces 1927474PE, 2014774PE, 21496419
DAYTON / DORMAN
$55.99Diesel Exhaust Fluid Urea Filter Kit Replaces 1927474PE, 2014774PE, 21496419 Fits Cummins & PACCAR EngineImprove emissions system reliability with this DEF Urea Filter Kit for Cummins and PACCAR...29-06070017- SKU:
- 29-06070017
- Style Options:
- Paccar
- Product Type:
- Fuel Tanks
- Make:
- Universal Items
$55.99Qty in Cart: 0Price:$55.99Subtotal: -
10 ft X 16 Inch Heavy Equipment Loading Ramps Hook End, Stub Foot - 10,000 lb. Per Axle
HEAVY DUTY RAMPS
$2,056.9910,000 lb Capacity Heavy Equipment Portable RampsGetting heavy-duty equipment like skid steers, tractors, or loaders into your trailer is a breeze with Hook-End Equipment Portable Ramps. Made from...19-024017- SKU:
- 19-024017
- Length Options:
- 10 Inch
- Product Type:
- Trailer
- Width Options:
- 16 Inch.
- Truck Class:
- Heavy Duty
- Make:
- Universal Items
- Material Options:
- Aluminum
$2,056.99Qty in Cart: 0Price:$2,056.99Subtotal: -
12 X 10 Inch Stainless Steel Reverse Bowtie Visor For International Cabover
AFTERMARKET
$535.9912 X 10 Inch Stainless Steel Reverse Bowtie Visor Fits International Cabover* High Quality Reverse Bowtie Visor* 14 Gauge Stainless Steel* #8 Mirror Finish* 12 Inch X 10 Inch* COE* Sold Individually*...07-090100017- SKU:
- 07-090100017
- Product Type:
- Exterior
- Truck Class:
- Heavy Duty
- Make:
- International
$535.99Qty in Cart: 0Price:$535.99Subtotal: -
10 Micron Fuel Water Separator Filter
OPP - ORIGINAL PARTS PROGRAM
$42.04Donaldson 10 Micron Fuel Water Separator FilterRemove contaminates and water from your fuel system with this Donaldson fuel filter and water separator cartridge. It separates water in the fuel system...DNP550849- SKU:
- DNP550849
- Truck Class:
- Heavy Duty
- Make:
- Universal Items
- Product Type:
- Engine Parts
- Ready To Ship:
- Yes
$42.04Qty in Cart: 0Price:$42.04Subtotal: -
BESTfit 3 Leaf Parabolic Spring - 8,200 lbs Capacity For Peterbilt 375/377, 357/378 SFA & 379 Replaces 2001799
BESTFIT TRUCK PARTS
$657.993 Leaf Parabolic Spring W/ 8200 Lb. Capacity By BESTfit Replaces 2001799 Fits Replaces 2001799Restore your truck's suspension performance with the BESTfit 4 Inch Wide 3-Leaf Parabolic Spring,...01-050900017- SKU:
- 01-050900017
- Width Options:
- 4 Inch
- Truck Class:
- Heavy Duty
- Product Type:
- Frame & Chassis
- Make:
- Peterbilt
- Rating:
- 8000 LBS
- Material Options:
- Steel
$657.99Qty in Cart: 0Price:$657.99Subtotal: -
BESTfit Air Spring Rolling Lobe With Plastic Base- W01-358-9935 For Neway/Holland Trailer Suspensions
BESTFIT TRUCK PARTS
$183.99BESTfit Rolling Lobe Style Air Spring With Plastic Base Fits Neway/Holland Trailer SuspensionsKeep your trailer running reliably with the BESTfit Air Spring Rolling Lobe with Plastic Base-...19-05100017- SKU:
- 19-05100017
- Rating:
- 100 PSI
- Truck Class:
- Heavy Duty
- Style Options:
- Rolling Lobe
- Material Options:
- Plastic/Poly
- Make:
- Trailer
- Product Type:
- Frame & Chassis
$183.99Qty in Cart: 0Price:$183.99Subtotal: -
10 X 14 Inch Stainless Steel Bowtie Visor For Peterbilt 567 Day Cab & 579
ARANDA TRUCK ACCESSORIES
$574.9910 X 14 Inch Stainless Steel Bowtie Visor Fits Peterbilt 567 Day Cab & 579Give your Peterbilt 567 Day Cab or 579 a durable, stylish upgrade with the 14 X 10 Inch Stainless Steel Bowtie Visor...01-090100174- SKU:
- 01-090100174
- Material Options:
- Stainless Steel
- Location:
- Made In USA
- Product Type:
- Exterior
- Cab Style:
- Day Cab
- Height Options:
- 14 Inch
- Style Options:
- Bow Tie
- Make:
- Peterbilt
$574.99Qty in Cart: 0Price:$574.99Subtotal: -
12.5 Inch Drop Visor W/ 10 Bullseye Amber LEDs W/ ID Pattern For International LT, LoneStar, ProStar W/ Hi Rise Pro Sleeper
ROADWORKS
$705.9912.5 Inch Stainless Steel Drop Visor W/ 10 Bullseye Amber LEDs Fits International* High Quality Drop Visor* Made Of Stainless Steel * 12.5 Inch * With 10 Amber/Amber Bullseye LED Lights * ID Pattern...07-090000017- SKU:
- 07-090000017
- Light Options:
- With Lights
- Location:
- Made In USA
- Height Options:
- 12 Inch
- Truck Class:
- Heavy Duty
- Material Options:
- Stainless Steel
- Make:
- International
- Finish Options:
- Polished
- Type Options:
- Standard Mount
- Product Type:
- Exterior
- Style Options:
- Drop
$705.99Qty in Cart: 0Price:$705.99Subtotal: -
Twelve Ga. 14 X 10 Inch Brushed Stainless Steel Reverse Bowtie Visor For Peterbilt 589
TWELVE GAUGE
$833.9914 X 10 Inch Paintable Reverse Bowtie Visor By Twelve Ga. Fits Peterbilt 589Transform the look and function of your Peterbilt 589 with the Twelve Ga. 14 X 10 Inch Brushed Stainless Steel Reverse...01-090100177- SKU:
- 01-090100177
- Height Options:
- 14 Inch
- Type Options:
- Bracket Mount
- Finish Options:
- Paintable
- Style Options:
- Reverse Bowtie
- Material Options:
- Stainless Steel
- Product Type:
- Exterior
- Make:
- Peterbilt
$833.99Qty in Cart: 0Price:$833.99Subtotal: -
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Chrome Exhaust Reducer 7 ID X 5 OD X 9.5 Inch
LINCOLN CHROME
$185.99Lincoln Chrome 7 Inch To 5 Inch Exhaust Reducer* High Quality Exhaust Reducer* Made of Chrome-Plated Steel* 7 Inch ID On Top* 5 Inch OD On Bottom* 9.50 Inches Over All Length* Sold...09-0801754- SKU:
- 09-0801754
- Diameter Options:
- 7 Inch
- Truck Class:
- Universal
- Length Options:
- 9 1/2 Inch
- Material Options:
- Steel
- Make:
- Universal Items
- Finish Options:
- Chrome-Plated
- Location:
- Made In USA
- Product Type:
- Exhaust
$185.99Qty in Cart: 0Price:$185.99Subtotal: -
15.00 X 4.00 Inch 10 Hole Brake Drum Replaces 10081079, 123421, 3721X, 17QJ4106, 123366, 85123366002, 85123421002, 61527, 61527B
AFTERMARKET
$303.9910 Hole 15.00 X 4.00 Inch Brake Drum* High Quality Brake Drum* Balanced To 20 Inch - Oz* (10) 1 Inch Bolt Holes* For Brake SuRFace Diameter 15 Inch X 4 Inch* 8.78 Inch Overall Width* 4.78 Inch Brake...09-05170171- SKU:
- 09-05170171
- Product Type:
- Frame & Chassis
- Make:
- Universal Items
$303.99Qty in Cart: 0Price:$303.99Subtotal: -
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12-10 AWG Yellow Crimp Seal Heat Shrink Spade Terminal For NO. 10 Stud - 10 PCS
AFTERMARKET
Now: $2.44Was: $9.8112-10 AWG Heat Shrink Spade Terminal For NO. 10 Stud - 10 PCS* High Quality Heat Shrink Spade Terminal* Yellow* 10 Pieces* 12-10 AWG * No. 10 Stud * Adhesive-Lined To Seal The Connection* The...09-16030177- SKU:
- 09-16030177
- Truck Class:
- Universal
- Make:
- Universal Items
- Product Type:
- Air, Electrical, & Safety
- Ready To Ship:
- Yes
Now: $2.44Was: $9.81Qty in Cart: 0Price:Now: $2.44Was: $9.81Subtotal: -
Steer Axle Suspension Shock Absorber Replaces 1014193000, 101482000, 1014317000, 83396A, A90193, X900700973, 66458 For Freightliner Cascadia
AFTERMARKET
$63.99Front Shock Absorber W/ 6.71 Inch StrokeThis Steer Axle Suspension Shock Absorber provides unmatched control and stability for Freightliner Cascadia front steer axles. It features an internal piston,...29-05090179- SKU:
- 29-05090179
- Product Type:
- Frame & Chassis
- Make:
- Freightliner
$63.99Qty in Cart: 0Price:$63.99Subtotal: -
On SaleLimited Quantity AvailableFREE SHIPPING OVER $249
12-10 AWG Yellow Crimp Seal Heat Shrink Spade Terminal For NO. 8 Stud - 10 PCS
AFTERMARKET
Now: $2.42Was: $9.8112-10 AWG Heat Shrink Spade Terminal For NO. 8 Stud - 10 PCS* High Quality Heat Shrink Spade Terminal* Yellow* 10 Pieces* 12-10 AWG * No. 8 Stud * Adhesive-Lined To Seal The Connection* The...09-16030176- SKU:
- 09-16030176
- Truck Class:
- Universal
- Make:
- Universal Items
- Product Type:
- Air, Electrical, & Safety
- Ready To Ship:
- Yes
Now: $2.42Was: $9.81Qty in Cart: 0Price:Now: $2.42Was: $9.81Subtotal: