Semi-Truck Engine Parts

Semi-Truck Engine Parts

Semi-Truck Engine Parts

Explore a diverse range of new semi-truck engine parts at 4 State Trucks. Discover quality OE and aftermarket replacement filters, belts, sensors, flywheel components, and more online to ensure your engine runs smoothly. Elevate your truck's engine with our quality parts today!
  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • BESTfit 125MM AC Compressor Sanden SD7H13 2 Groove Replaces APBN83304101 For Freightliner & Mack
    Add to Cart

    BESTfit 125MM AC Compressor Sanden SD7H13 2 Groove Replaces APBN83304101 For Freightliner & Mack

    BESTFIT TRUCK PARTS

    $203.99
    BESTfit AC Compressor Fits Freightliner And Mack * High Quality Compressor* 2 Grooves* Sold Individually* Warranty On AC Compressors Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not...
    $203.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $203.99
    Subtotal:
  • BESTfit AC Compressor With 2 Groove Clutch Direct Mount For Freightliner, Kenworth & Peterbilt
    Add to Cart

    BESTfit AC Compressor With 2 Groove Clutch Direct Mount For Freightliner, Kenworth & Peterbilt

    BESTFIT TRUCK PARTS

    $204.99
    BESTfit Direct Mount AC Compressor With Clutch Fits Freightliner/Kenworth/Peterbilt * High Quality AC Compressor With Clutch* 2 Grooves* 2 Wire Male Spade Connectors* 12 Volt* Direct Replacement* JD Head* Port Size 0.75 And 0.875* Sold Individually*...
    $204.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $204.99
    Subtotal:
  • BESTfit 2.5 Inch Flexible Coolant Hose BESTfit 2.5 Inch Flexible Coolant Hose
    Add to Cart

    BESTfit 2.5 Inch Flexible Coolant Hose

    BESTFIT TRUCK PARTS

    $92.81
    BESTfit Flexible Coolant HoseLooking for a specialty coolant hose? Our coolant hose is designed with a 2.50-inch inside diameter and a 2.82-inch outside diameter, making it suitable for various applications. With a length of 8.50 inches, it's reinforced...
    $92.81
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $92.81
    Subtotal:
  • BESTfit Water Pump For Cummins ISX 15L With 12 Groove Pulley BESTfit Water Pump For Cummins ISX 15L With 12 Groove Pulley
    Add to Cart

    BESTfit Water Pump For Cummins ISX 15L With 12 Groove Pulley

    BESTFIT TRUCK PARTS

    $225.99
    BESTfit 12 Groove Pulley Water PumpLooking for a water pump for your Cummins ISX? Our water pump comes with a 12-groove pulley and is brand new, so you don't need to return your old one. It's sold individually and is a replacement part, not made by the...
    $225.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $225.99
    Subtotal:
  • On Sale
    BESTfit Coolant Flex Hose Heavy Duty Silicone 2.5 ID X 36 Inch
    Add to Cart

    BESTfit Coolant Flex Hose Heavy Duty Silicone 2.5 ID X 36 Inch

    BESTFIT TRUCK PARTS

    Now: $39.96
    Was: $443.99
    BESTfit 2.50 ID X 36 Inch Heavy Duty Silicone Coolant Flex HoseLooking for a good coolant hose? Our silicone coolant hose is strong and flexible. It's 2.50 inches wide inside and 2.92 inches wide outside, and it's 36 inches long. It can bend up to 6...
    Now: $39.96
    Was: $443.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $39.96
    Was: $443.99
    Subtotal:
  • On Sale
    BESTfit 3.75 Inch X 3 Foot Charge Air Cooler Hose
    Add to Cart

    BESTfit 3.75 Inch X 3 Foot Charge Air Cooler Hose

    BESTFIT TRUCK PARTS

    Now: $39.00
    Was: $194.99
    BESTfit Charge Air Cooler HoseIntroducing the Charge Air Cooler Hose, a crucial component for your vehicle's cooling system. With a diameter of 3.75 inches and a length of 3 feet, this hose is designed to ensure optimal airflow and cooling efficiency...
    Now: $39.00
    Was: $194.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $39.00
    Was: $194.99
    Subtotal:
  • BESTfit Coolant Hose 90 Degree
    Add to Cart

    BESTfit Coolant Hose 90 Degree

    BESTFIT TRUCK PARTS

    $76.49
    BESTfit Coolant Hose 90 DegreeIntroducing the Coolant Hose: a 90-degree elbow designed for durability and performance. With a diameter of 2.5 inches and a length of 10 inches, it features a tighter bend radius than most other elbows, ensuring efficient...
    $76.49
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $76.49
    Subtotal:
  • BESTfit Oil Pan Gasket Replaces 4026684 For Cummins ISX Oil Pan BESTfit Oil Pan Gasket Replaces 4026684 For Cummins ISX Oil Pan
    Add to Cart

    BESTfit Oil Pan Gasket Replaces 4026684 For Cummins ISX Oil Pan

    BESTFIT TRUCK PARTS

    $92.99
    BESTfit Cummins Oil Pan Gasket 5. ISX oil pan gasketUpgrade your Cummins ISX oil pan with our reliable Gasket, designed specifically for this application. Compatible with oil pan part number 29-074952540, this gasket ensures a secure seal to prevent oil...
    $92.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $92.99
    Subtotal:
  • BESTfit AC High Pressure Switch Opens At 300 PSI, Closes At 210 PSI Replaces 2035274C1 For International
    Add to Cart

    BESTfit AC High Pressure Switch Opens At 300 PSI, Closes At 210 PSI Replaces 2035274C1 For International

    BESTFIT TRUCK PARTS

    $30.08
    BESTfit AC High Pressure Switch Opens At 300 PSI, Closes At 210 PSI for International * High Quality AC High Pressure Switch* .4375 -20 UNF Thread* Opens At 300 PSI* Closes At 210 PSI* Switch Is Normally Closed* Sold Individually* Warranty On A/C...
    $30.08
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $30.08
    Subtotal:
  • BESTfit AC Compressor With 2 Groove Clutch SD510HD Assembly - Replaces ABPN83304052
    Add to Cart

    BESTfit AC Compressor With 2 Groove Clutch SD510HD Assembly - Replaces ABPN83304052

    BESTFIT TRUCK PARTS

    $197.99
    BESTfit AC Compressor With 2 Groove Clutch Assembly for Volvo & Mack We offer plenty of replacement part options that you need including 2 groove clutch AC compressor assemblies to replace part number ABPN83304052. This 12 volt SD510HD AC compressor...
    $197.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $197.99
    Subtotal:
  • BESTfit Motor Mount Rear Bushing Kit For Kenworth
    Add to Cart

    BESTfit Motor Mount Rear Bushing Kit For Kenworth

    BESTFIT TRUCK PARTS

    $174.99
    BESTfit Motor Mount Rear Bushing Kit * High Quality Motor Mount Rear Bushing Kit* With Cat Engine* Includes Kit- Bolts Nuts- Washers* Both Sides On Rear Of Engine* Sold Individually***High Quality Aftermarket Replacement Part (Not OEM)***width="1293"...
    $174.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $174.99
    Subtotal:
  • BESTfit 3 Inch ID X 4 Inch Length 4 Ply Nomex Hot Side Coupler Hose
    Add to Cart

    BESTfit 3 Inch ID X 4 Inch Length 4 Ply Nomex Hot Side Coupler Hose

    BESTFIT TRUCK PARTS

    $34.99
    BESTfit 3 X 4 Inch High Temperature Coupler HoseUpgrade your vehicle's cooling system with our durable 4 Ply Hump Hose, designed specifically for hot side coupler applications. This aftermarket replacement part (not OEM) features a 3-inch inner diameter...
    $34.99
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    $34.99
    Subtotal:
  • Total: items /

Adding your products to cart