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Dodge Ram 2500 Truck Engine Parts

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  • FREE SHIPPING OVER $249
    Exhaust Manifold And Turbo Gaskets For CAT 3406E Engines

    Exhaust Manifold And Turbo Gaskets For CAT 3406E Engines

    FULL TILT PERFORMANCE

    $76.99
    Exhaust Manifold And Turbo Gaskets Fits CAT EngineFor strong and constant seals between mating surfaces that are exposed to extreme high temperatures, update your gaskets with this quality exhaust...
    29-0704089
    SKU:
    29-0704089
    Truck Class:
    Heavy Duty
    Location:
    Made In USA
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    $76.99
    Qty in Cart: 0
    Price:
    $76.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Isspro Oil Temperature Sender 320F 1/2 Inch NPTF

    Isspro Oil Temperature Sender 320F 1/2 Inch NPTF

    ISSPRO

    $35.47
    Oil Temperature SenderFind aftermarket Isspro oil temperature senders for your big rig with a warranty against defects in materials and workmanship at 4 State Trucks. Isspro is a trusted brand for...
    29-071007
    SKU:
    29-071007
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    $35.47
    Qty in Cart: 0
    Price:
    $35.47
    Subtotal:
  • On Sale
    Limited Quantity Available
    FREE SHIPPING OVER $249
    Heavy Duty Silicone Coolant Hose - Sold By Foot

    Heavy Duty Silicone Coolant Hose - Sold By Foot

    BESTFIT TRUCK PARTS

    $2.57 - $2.85
    Designed for demanding cooling system applications, the BESTfit heavy-duty silicone coolant hose offers a dependable solution. This aftermarket replacement hose is constructed from quality silicone...
    PPR_202716
    SKU:
    PPR_202716
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    $2.57 - $2.85
    Qty in Cart: 0
    Price:
    $2.57 - $2.85
    Subtotal:
  • On Sale
    FREE SHIPPING OVER $249
    Limited Quantity Available
    BESTfit Stainless Steel Lined Hose Clamp

    BESTfit Stainless Steel Lined Hose Clamp

    BESTFIT TRUCK PARTS

    $1.02 - $4.09
    Secure coolant and air system connections with the reliable BESTfit Stainless Steel Lined Hose Clamp 0.812?1.75 Inch. This high-quality aftermarket hose clamp is made from stainless steel and...
    PPR_202709
    SKU:
    PPR_202709
    Truck Class:
    Heavy Duty
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    $1.02 - $4.09
    Qty in Cart: 0
    Price:
    $1.02 - $4.09
    Subtotal:
  • Shifter Isolator Bushing Kit For Eaton Fuller

    Shifter Isolator Bushing Kit For Eaton Fuller

    OPP - ORIGINAL PARTS PROGRAM

    $29.39
    K3399 Replacement Eaton Fuller Shifter Isolator Bushing KitThis isolator bushing kit is an OE replacement Eaton Fuller part number K3399. The heavy-duty bushings sit between components to cut down...
    K3399
    SKU:
    K3399
    Product Type:
    Engine Parts
    Make:
    Universal Items
    $29.39
    Qty in Cart: 0
    Price:
    $29.39
    Subtotal:
  • FREE SHIPPING OVER $249
    TPHD 1.75 Inch Oil Filler Cap

    TPHD 1.75 Inch Oil Filler Cap

    TPHD

    $18.81
    1-3/4 Inch Engine Oil Filler Cap By TPHDThe Moeller rubber expansion type engine oil filler cap is designed to fit fill necks with an inside diameter of 1-3/4 inches.* High Quality Oil Filler Cap* 1...
    09-072004
    SKU:
    09-072004
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    $18.81
    Qty in Cart: 0
    Price:
    $18.81
    Subtotal:
  • 58 Quart Oil Drain Pan - 39.50 X 24 X 8 Inch

    58 Quart Oil Drain Pan - 39.50 X 24 X 8 Inch

    AUTOMANN USA

    $231.99
    39.50 X 24 X 8 Inch 58 Quart Oil Drain PanThe 58 Quart Oil Drain Pan combines heavy-duty construction with high-volume capacity, measuring 39.50 x 24 x 8 inches. Designed to withstand the demands of...
    09-07200001
    SKU:
    09-07200001
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $231.99
    Qty in Cart: 0
    Price:
    $231.99
    Subtotal:
  • Caterpillar, Cummins, Detroit Engine Gauge Tuner

    Caterpillar, Cummins, Detroit Engine Gauge Tuner

    BULLY DOG

    $1,298.95
    Heavy Duty Gauge Tuner Fits CAT, Cummins And Detroit EnginesIf you are looking for an easy to install tuner that provides a broad selection of customized options, 4 State Trucks offers this quality...
    29-0704074
    SKU:
    29-0704074
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $1,298.95
    Qty in Cart: 0
    Price:
    $1,298.95
    Subtotal:
  • FREE SHIPPING OVER $249
    TPHD Clutch Brake, 2 Piece

    TPHD Clutch Brake, 2 Piece

    TURNPIKE TRUCK TRIM

    $42.04
    Clutch Brake Hinged 2 Inch By TPHDRestore optimal clutch performance with the TPHD 2-Piece Clutch Brake, designed for ease of installation and long-lasting durability. This high-quality clutch brake...
    09-0705007
    SKU:
    09-0705007
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    $42.04
    Qty in Cart: 0
    Price:
    $42.04
    Subtotal:
  • FASS Industrial Series Diesel 290 GPH Fuel System, Class 8 For Cummins, Cat, Detroit Diesel Trucks

    FASS Industrial Series Diesel 290 GPH Fuel System, Class 8 For Cummins, Cat, Detroit Diesel Trucks

    FASS

    $1,096.99
    290 GPH Fuel System, Class 8 Fits Cummins, Cat, Detroit Diesel Trucks* High Quality Diesel Fuel System* Aluminum Housing* 8 Fass Air Separation Port Ties Into OEM Engine Fuel Return* Preset 16 PSI...
    09-07030002
    SKU:
    09-07030002
    Truck Class:
    Universal
    Material Options:
    Aluminum
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $1,096.99
    Qty in Cart: 0
    Price:
    $1,096.99
    Subtotal:
  • FREE SHIPPING OVER $249
    BESTfit Square To Round AC Compressor Mounting Bracket Kit

    BESTfit Square To Round AC Compressor Mounting Bracket Kit

    BESTFIT TRUCK PARTS

    $86.99
    BESTfit Air Conditioner Compressor Conversion Bracket KitThis A/C compressor bracket kit makes it easy to mount Sanden-type aluminum A/C compressors.* High Quality Compressor Mounting Bracket Kit* 13...
    09-070009
    SKU:
    09-070009
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    $86.99
    Qty in Cart: 0
    Price:
    $86.99
    Subtotal:
  • BESTfit Front Sump Oil Pan Gasket For Cummins N14

    BESTfit Front Sump Oil Pan Gasket For Cummins N14

    BESTFIT TRUCK PARTS

    $20.59
    BESTfit Front Sump Oil Pan Gasket* High Quality Oil Pan Gasket* Fits Cummins Front Sump N14 Oil Pan* Sold Individually* Warranty On Oil Pan Gaskets Against Defects In Workmanship & Material From Date...
    29-073032861
    SKU:
    29-073032861
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Engine Parts
    Style Options:
    Cummins
    $20.59
    Qty in Cart: 0
    Price:
    $20.59
    Subtotal:
  • FREE SHIPPING OVER $249
    Isspro Fuel Pressure Snubber For Use On PSI Manual Gauge

    Isspro Fuel Pressure Snubber For Use On PSI Manual Gauge

    ISSPRO

    $71.99
    Gauge Snubber Use On Fuel PSI Manual Gauge4 State Trucks offers this highly effective gauge snubber that is used to smooth out the pressure fluctuations on a fuel PSI manual gauge. It comes with a...
    29-071019
    SKU:
    29-071019
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    $71.99
    Qty in Cart: 0
    Price:
    $71.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Ignition Switch W/ 4 Position Lock Tumbler & 4 Screw Terminals For 3/4 Inch to 1 Inch Panel Hole

    Ignition Switch W/ 4 Position Lock Tumbler & 4 Screw Terminals For 3/4 Inch to 1 Inch Panel Hole

    AFTERMARKET

    $17.13
    Ignition Switch W/ 4 Position Lock Tumbler That Fits 3/4 Inch to 1 Inch Panel HoleUniversal 4-position ignition switch fits cars, trucks, boats and heavy equipment. Features key lock security with...
    09-16200066
    SKU:
    09-16200066
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Air, Electrical, & Safety
    Ready To Ship:
    Yes
    $17.13
    Qty in Cart: 0
    Price:
    $17.13
    Subtotal:
  • BESTfit 12.7L Detroit Diesel Engine Fuel Check Valve

    BESTfit 12.7L Detroit Diesel Engine Fuel Check Valve

    BESTFIT TRUCK PARTS

    $68.99
    BESTfit Fuel Check Valve For 12.7L Detroit Diesel EngineGet the BESTfit Fuel Check Valve for your 12.7L Detroit Diesel Engine. This valve is designed to help keep your engine running smoothly by...
    09-060100001
    SKU:
    09-060100001
    Truck Class:
    Universal
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    $68.99
    Qty in Cart: 0
    Price:
    $68.99
    Subtotal:
  • Stainless Steel Oil Fill Tube For CAT C15 Engines

    Stainless Steel Oil Fill Tube For CAT C15 Engines

    SH TUBE

    $166.99
    Oil Fill Tube For CAT C15 Engines* High Quality Cat Oil Fill Tube* Larger Than Factory Size* Fits Most C15 Engines* Stainless Steel* Sold Individually* Warranty On Cat Oil Fill Tubes Against Defects...
    29-07200025
    SKU:
    29-07200025
    Product Type:
    Engine Parts
    Style Options:
    Caterpillar
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    $166.99
    Qty in Cart: 0
    Price:
    $166.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Schaeffer Diesel Fuel Treatment 2000 Ultra Low Sulfur

    Schaeffer Diesel Fuel Treatment 2000 Ultra Low Sulfur

    AFTERMARKET

    $88.99
    Diesel AdditiveDiesel Treat 2000 Is A Multi-Functional All-Season Diesel Fuel Additive Formulated To Boost Fuel Economy, Improve Cetane Numbers, Reduce Emissions, Fight Fuel Deposits, And Increase...
    137ND
    SKU:
    137ND
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    $88.99
    Qty in Cart: 0
    Price:
    $88.99
    Subtotal:
  • Power Klenz 5007 Diesel Additive - 1 Quart

    Power Klenz 5007 Diesel Additive - 1 Quart

    AFTERMARKET

    $27.76
    1 Quart Power Klenz 5007 Diesel Additive* High Quality Diesel Enhancement* Increases Cetane 40 Points and Lubricity 67%* Cleans/Disperses Asphltenes and Injector Deposits* Prevents Sludge Induced...
    5007QT
    SKU:
    5007QT
    Product Type:
    Engine Parts
    Make:
    Universal Items
    Ready To Ship:
    Yes
    $27.76
    Qty in Cart: 0
    Price:
    $27.76
    Subtotal:
  • Throttle Cable, Length Option

    Throttle Cable, Length Option

    BUYERS PRODUCTS

    $43.14 - $53.99
    The Throttle Cable Length Option provides adjustable heavy?duty control cables in different lengths - typically 6?feet or 10?feet - for throttle, PTO, dump body and other control linkages on a wide...
    PPR_201389
    SKU:
    PPR_201389
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Engine Parts
    $43.14 - $53.99
    Qty in Cart: 0
    Price:
    $43.14 - $53.99
    Subtotal:
  • FREE SHIPPING OVER $249
    Dipstick 84 Inch With 1 1/32 Inch Stopper By TPHD

    Dipstick 84 Inch With 1 1/32 Inch Stopper By TPHD

    TPHD

    $49.03
    TPHD 84 Inch DipstickThis dipstick lets you easily and accurately measure fluid levels. You can quickly check your fluid levels without any hassle. Made from high-quality materials, it ensures...
    09-072003
    SKU:
    09-072003
    Truck Class:
    Universal
    Make:
    Universal Items
    Product Type:
    Engine Parts
    Ready To Ship:
    Yes
    $49.03
    Qty in Cart: 0
    Price:
    $49.03
    Subtotal:
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Keep Your Dodge Ram 2500 Working Hard with Reliable Truck Engine Parts

When you're running a Dodge Ram 2500 for work, you need your truck to be tough, reliable, and ready for whatever the job throws at it. That’s why we offer a full lineup of medium-duty truck engine parts built to handle real-world conditions and keep you rolling. At 4 State Trucks, we stock aftermarket semi engine parts that solve the problems that slow drivers down: Battling overheating? A quality radiator or coolant hose replacement keeps your engine cool under pressure. Losing A/C performance? New A/C condensers and condenser fans restore cabin comfort fast—keeping you alert and comfortable mile after mile. Fuel system headaches? Lift pumps and filter housings keep fuel flowing steady, protecting your engine and boosting performance when you need it most. Exhaust leaks costing you power? Our exhaust manifold hardware kits seal the system up tight, protecting performance and preventing dangerous fumes. We know downtime isn’t just frustrating—it’s expensive. That’s why our aftermarket commercial engine parts are built to last, easy to install, and tough enough for medium-duty work.

Why Trust Our Medium-Duty Commercial Truck Engine Parts?

- Built tough for commercial hauling and daily work. - Designed for perfect fit and easy installation on your Ram 2500. - Protects critical systems like fuel delivery, cooling, and exhaust. - Helps prevent major breakdowns before they happen. - Backed by fast shipping and real customer support.

Shop Commercial Truck Engine Parts at 4 State Trucks

Don’t wait for a breakdown to ruin your schedule. Get the aftermarket semi truck engine parts you need to keep your Dodge Ram 2500 doing what it does best—getting the job done. Shop online with 4 State Trucks and stay ahead of the problems.

Frequently Asked Questions About Dodge Ram 2500 Truck Engine Parts

Will these engine parts fit my specific Dodge Ram 2500 model year and engine?

Dodge Ram 2500 trucks have been built with several different engine options over the years, including various diesel and gas configurations, so fitment can vary significantly between model years. Always check the year, engine size, and engine code for your truck against the product's listed compatibility before ordering. If you are unsure, contact our parts team with your VIN or engine details and we can help confirm the correct part.

What materials are these engine parts made from, and how durable are they?

Engine parts in this category are typically made from materials such as cast aluminum, steel, or OEM-grade composites, depending on the specific component. We carry both OEM and aftermarket options, and product listings note the material used so you can compare durability and performance before buying.

Are these parts OEM, aftermarket, or remanufactured?

This category includes a mix of OEM, aftermarket, and remanufactured engine parts. Each product listing specifies which type it is, along with any relevant brand information, so you can choose based on your budget and preference for original equipment versus aftermarket alternatives.

Do I need professional installation, or can I install these parts myself?

Installation difficulty varies widely by part type. Some components, such as gaskets, sensors, or belts, can often be replaced by an experienced DIYer with the right tools. Other parts, like internal engine components or complex assemblies, generally require professional installation to ensure proper fit and to avoid engine damage. If a listing includes installation instructions or torque specs, we recommend reviewing them closely before starting the job.

What is the warranty or return policy on engine parts if a part does not work as expected?

Warranty coverage depends on the manufacturer and whether the part is new, OEM, or remanufactured, so check the specific product page for warranty details. If a part arrives defective or does not match your vehicle's specifications, contact our customer service team promptly so we can assist with a return or exchange according to our standard return policy.


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