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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
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
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
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
Blatant Signs Your Turbocharger is Failing (And When to Replace it) (Post)If your semi truck turbocharger is failing, you'll encounter a few common signs. In this post, we'll cover what those are, and similar symptoms that aren't actually the turbo, but a related part. Sig
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
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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1-Piece Stainless Steel Diesel Particulate Filter Replaces 2888249NX, 4969542NX, 4965317NX For Cummins ISX Engine
GLOBAL EMISSIONS
$2,264.991-Piece Stainless Steel Diesel Particulate Filter Fits Cummins ISX Engine* High Quality Diesel Particulate Filter* Made Of Stainless Steel * Exclusive 1-Piece Canister Design For Durability* OEM...29-080600054- SKU:
- 29-080600054
- Truck Class:
- Heavy Duty
- Style Options:
- Cummins
- Material Options:
- Stainless Steel
- Make:
- Universal Items
- Product Type:
- Exhaust
$2,264.99Qty in Cart: 0Price:$2,264.99Subtotal: -
AC Machine Spin-On Recycling Filter Dryer For Robinair
AFTERMARKET
$137.99Replacement Air Conditioner Recovery and Recycling Machine Filter DrierThe A/C Recycling Spin On Filter Dryer is the perfect solution for keeping your air conditioning system running smoothly. This...09-07000005- SKU:
- 09-07000005
- Truck Class:
- Heavy Duty
- Length Options:
- 12 Inch
- Make:
- Universal Items
- Product Type:
- Engine Parts
$137.99Qty in Cart: 0Price:$137.99Subtotal: -
1-Piece Stainless Steel Diesel Particulate Filter Replaces 4965284NX, 5287496NX For Cummins ISC/ISL Engines
GLOBAL EMISSIONS
$2,105.991-Piece Stainless Steel Diesel Particulate Filter Fits Cummins ISC & ISL Engines* High Quality Diesel Particulate Filter* Made Of Stainless Steel * Exclusive 1-Piece Canister Design For Durability*...29-080600052- SKU:
- 29-080600052
- Truck Class:
- Heavy Duty
- Style Options:
- Cummins
- Material Options:
- Stainless Steel
- Make:
- Universal Items
- Product Type:
- Exhaust
$2,105.99Qty in Cart: 0Price:$2,105.99Subtotal: -
Stainless Steel Diesel Particulate Filter Replaces 2594165C91 For International W/ MaxxForce 7/DT Engine
GLOBAL EMISSIONS
$1,905.99Stainless Steel Diesel Particulate Filter Fits International W/ MaxxForce 7/DT Engines - Replaces 2594165C91* High Quality Diesel Particulate Filter* Made Of Stainless Steel * OEM Quality Clamps And...07-080600005- SKU:
- 07-080600005
- Truck Class:
- Heavy Duty
- Material Options:
- Stainless Steel
- Make:
- International
- Product Type:
- Exhaust
$1,905.99Qty in Cart: 0Price:$1,905.99Subtotal: -
FREE SHIPPING OVER $249
Lower Extender Filler Panel For Freightliner Cascadia Replaces 22-69771-004 & 22-69771-005
OPP - ORIGINAL PARTS PROGRAM
$41.61 - $48.89Protect and complete your Cascadia's exterior with the Lower Extender Filler Panel, engineered to replace 22-69771-004 and 22-69771-005 for a secure, precise fit. Available in driver and passenger...PPR_200574- SKU:
- PPR_200574
- Truck Class:
- Heavy Duty
- Make:
- Freightliner
- Material Options:
- Plastic/Poly
- Product Type:
- Exterior
$41.61 - $48.89Qty in Cart: 0Price:$41.61 - $48.89Subtotal: -
1-Piece Stainless Steel Diesel Particulate Filter Replaces 5287480NX, 4965285NX For Cummins ISB Engine
GLOBAL EMISSIONS
$1,759.991-Piece Stainless Steel Diesel Particulate Filter Fits Cummins ISB Engine* High Quality Diesel Particulate Filter* Made Of Stainless Steel * Exclusive 1-Piece Canister Design For Durability* OEM...29-080600058- SKU:
- 29-080600058
- Truck Class:
- Heavy Duty
- Style Options:
- Cummins
- Material Options:
- Stainless Steel
- Make:
- Universal Items
- Product Type:
- Exhaust
$1,759.99Qty in Cart: 0Price:$1,759.99Subtotal: -
1-Piece Stainless Steel Diesel Particulate Filter Replaces 4965223NX, 5287521 For Cummins ISM Engine
GLOBAL EMISSIONS
$1,972.991-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...29-080600055- SKU:
- 29-080600055
- Truck Class:
- Heavy Duty
- Style Options:
- Cummins
- Material Options:
- Stainless Steel
- Make:
- Universal Items
- Product Type:
- Exhaust
$1,972.99Qty in Cart: 0Price:$1,972.99Subtotal: -
1-Piece Stainless Steel Diesel Particulate Filter Replaces 4965304NX, 2888247NX For Cummins ISX Engine
GLOBAL EMISSIONS
$2,398.991-Piece Stainless Steel Diesel Particulate Filter Fits Cummins ISX Engine* High Quality Diesel Particulate Filter* Made Of 304 Stainless Steel * Exclusive 1-Piece Canister Design For Durability* OEM...29-080600057- SKU:
- 29-080600057
- Truck Class:
- Heavy Duty
- Style Options:
- Cummins
- Material Options:
- Stainless Steel
- Make:
- Universal Items
- Product Type:
- Exhaust
$2,398.99Qty in Cart: 0Price:$2,398.99Subtotal: -
1-Piece Stainless Steel Diesel Particulate Filter Replaces 2888248, 4965225NX For Cummins ISX Engine
GLOBAL EMISSIONS
$2,362.991-Piece Stainless Steel Diesel Particulate Filter Fits Cummins ISX Engine* High Quality Diesel Particulate Filter* Made Of Stainless Steel * OEM Quality Clamps And Gaskets Included* Sold Individually...29-080600056- SKU:
- 29-080600056
- Truck Class:
- Heavy Duty
- Style Options:
- Cummins
- Material Options:
- Stainless Steel
- Product Type:
- Exhaust
- Make:
- Universal Items
$2,362.99Qty in Cart: 0Price:$2,362.99Subtotal: -
1-Piece Stainless Steel Diesel Particulate Filter Replaces 4965243NX, 5287191NX, A035G674 For Cummins ISM Engine
GLOBAL EMISSIONS
$2,175.991-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...29-080600053- SKU:
- 29-080600053
- Truck Class:
- Heavy Duty
- Style Options:
- Cummins
- Material Options:
- Stainless Steel
- Make:
- Universal Items
- Product Type:
- Exhaust
$2,175.99Qty in Cart: 0Price:$2,175.99Subtotal: -
1-Piece Stainless Steel Diesel Particulate Filter Replaces 21716414, 21716416 For Volvo/Mack MP7, MP8 Engines
GLOBAL EMISSIONS
$2,324.991-Piece Stainless Steel Diesel Particulate Filter Fits Volvo/Mack MP7 & MP8 Engines* High Quality Diesel Particulate Filter* Made Of Stainless Steel * Exclusive 1-Piece Canister Design For...29-080600050- SKU:
- 29-080600050
- Truck Class:
- Heavy Duty
- Material Options:
- Stainless Steel
- Make:
- Mack
- Make:
- Volvo
- Product Type:
- Exhaust
$2,324.99Qty in Cart: 0Price:$2,324.99Subtotal: -
1-Piece Stainless Steel Diesel Particulate Filter Replaces 5579356, 5295605 For Cummins ISX Engine
GLOBAL EMISSIONS
$1,971.991-Piece Stainless Steel Diesel Particulate Filter Fits Cummins ISX Engine* High Quality Diesel Particulate Filter* Made Of Stainless Steel * OEM Quality Clamps And Gaskets Included* Sold Individually...29-080600051- SKU:
- 29-080600051
- Truck Class:
- Heavy Duty
- Style Options:
- Cummins
- Material Options:
- Stainless Steel
- Make:
- Universal Items
- Product Type:
- Exhaust
$1,971.99Qty in Cart: 0Price:$1,971.99Subtotal: -
High Flow Performance Air Filter With Washable Element Media For PACCAR, GM, Freightliner, Mack - Pair
FLEET FILTERS
$839.99High Performance Air Filter Media Fits PACCAR, GM, Freightliner, Mack - PairYou never need to waste money on paper filters again! 4 State Trucks proudly offers Fleet Air Filters, the only lifetime,...29-090500005- SKU:
- 29-090500005
- Truck Class:
- Heavy Duty
- Make:
- GMC
- Make:
- Freightliner
- Make:
- Peterbilt
- Make:
- Kenworth
- Make:
- Bus
- Make:
- Mack
- Product Type:
- Exterior
$839.99Qty in Cart: 0Price:$839.99Subtotal: -
Power Steering Pump Replaces 1419126005, 14-19126-005, 1414323005, 14-14323-005 For Freightliner
AFTERMARKET
$514.99EV Type Power Steering Pump Replaces 1419126005, 14-19126-005, 1414323005, 14-14323-005Keep your Freightliner truck steering responsive with this TRW-EV Type Power Steering Pump, compatible with...29-07120042- SKU:
- 29-07120042
- Material Options:
- Aluminum
- Product Type:
- Engine Parts
- Make:
- Freightliner
$514.99Qty in Cart: 0Price:$514.99Subtotal: -
BESTfit Cabin Air Filter- 9 X 13.875 X 1 Inch Replaces 68012876AA For Freightliner Sprinter Van 2500 / 3500
BESTFIT TRUCK PARTS
$31.749 X 13.875 X 1 Inch Cabin Air Filter By BESTfit Fits FreightlinerDon't let dust and debris compromise your driving comfort-choose the BESTfit 9 x 13.875 x 1 Inch Cabin Air Filter for Freightliner...03-150300005- SKU:
- 03-150300005
- Height Options:
- 9 Inch
- Length Options:
- 13 Inch
- Make:
- Freightliner
- Product Type:
- Interior
- Truck Class:
- Light Duty
$31.74Qty in Cart: 0Price:$31.74Subtotal: -
BESTfit Diesel Particulate Filter For Cummins ISC Engine Replaces 3103617, 3978026, 52954
BESTFIT TRUCK PARTS
$1,952.99Diesel Particulate Filter By BESTfit Replaces 3103617, 3978026, 52954 Fits Cummins ISC EngineMaintain peak emissions performance with the BESTfit Volvo/Mack Diesel Particulate Filter (DPF), designed...29-08090056- SKU:
- 29-08090056
- Product Type:
- Exhaust
- Style Options:
- Cummins
- Make:
- Universal Items
$1,952.99Qty in Cart: 0Price:$1,952.99Subtotal: -
Cabin Air Filter, 5 X 10 Inch For Freightliner Century
AUTOMANN USA
$8.09Freightliner Cabin Air FilterEnsure the air in your vehicle is fresh and pollutant-free with the cabin air filter. Designed to keep out pollen, dust, odors, and other harmful particles, it guarantees...03-0713005- SKU:
- 03-0713005
- Length Options:
- 10 Inch
- Truck Class:
- Heavy Duty
- Make:
- Freightliner
- Product Type:
- Interior
$8.09Qty in Cart: 0Price:$8.09Subtotal: -
34 X 27.5 Inch Stainless Steel Diesel Particulate Filter For International
DAYTON / DORMAN
$2,476.99Heavy Duty Diesel Particulate Filter Fits InternationalImprove your International truck's exhaust efficiency with this robust Stainless Steel Diesel Particulate Filter. Standard-grade and built to...07-0809005- SKU:
- 07-0809005
- Truck Class:
- Heavy Duty
- Make:
- International
- Product Type:
- Exhaust
$2,476.99Qty in Cart: 0Price:$2,476.99Subtotal: -
FREE SHIPPING OVER $249
BESTfit Plastic Bumper Ends For Freightliner Columbia 112/120
BESTFIT TRUCK PARTS
$75.99For a cost effective and high?quality solution to bumper end replacement on your Freightliner Columbia?112 or?120, install the BESTfit Plastic Bumper End. Designed to replace OE numbers?21-26021-004...PPR_200552- SKU:
- PPR_200552
- Truck Class:
- Heavy Duty
- Position:
- Driver Side
- Material Options:
- Plastic/Poly
- Make:
- Freightliner
- Product Type:
- Bumpers
- Color:
- Black
- Position:
- Passenger Side
- Ready To Ship:
- Yes
$75.99Qty in Cart: 0Price:$75.99Subtotal: -
BESTfit Diesel Particulate Filter For Caterpillar Engine Replaces 20R0697, 20R5621, 20R8028
BESTFIT TRUCK PARTS
$4,831.99Diesel Particulate Filter By BESTfit Replaces 20R0697, 20R5621, 20R8028 Fits Caterpillar EngineUpgrade your Caterpillar engine's emissions system with the BESTfit CAT DPF, a premium replacement for...29-08090059- SKU:
- 29-08090059
- Product Type:
- Exhaust
- Style Options:
- Caterpillar
- Make:
- Universal Items
$4,831.99Qty in Cart: 0Price:$4,831.99Subtotal: