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!
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Seal With Bearing Retainer-Electric For Eaton-Fuller RTLO & FRO Transmission - Replaces K2918
OPP - ORIGINAL PARTS PROGRAM
$47.89Seal for Eaton Fuller RTLO and FRO Transmissions * High Quality Seal* With Bearing Retainer-Electric* Replaces OEM # K2918* Sold Individually* Warranty On Seal Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket...$47.89 -
Nut For Output Shaft Eaton-Fuller RTLO & FRO Transmission - Replaces K4122
OPP - ORIGINAL PARTS PROGRAM
$36.89Nut Output Shaft * High Quality Nut Output Shaft* Output Shaft For Eaton-Fuller RTLO And From Transmissions* Replaces OEM # K4122* Sold Individually* Warranty On Nut Output Shaft Against Defects In Workmanship & Material From Date Of Purchase*** High...$36.89 -
Yoke Transmission Output 1810 1/2 Round - Replaces 6.5-4-4631-1
OPP - ORIGINAL PARTS PROGRAM
$189.99Yoke Transmission Output * High Quality Yoke Transmission Output* 1810 1/2 Round* Replaces OEM # 6.5-4-4631-1* Sold Individually* Warranty On Yoke Transmission Output Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...$189.99 -
Yoke Transmission Output 1760 1/2 Round - Replaces 6.3-4-1681-1
OPP - ORIGINAL PARTS PROGRAM
$253.99Yoke Transmission Output * High Quality Yoke Transmission Output* 1760 1/2 Round* Replaces OEM # 6.3-4-1681-1* Sold Individually* Warranty On Yoke Transmission Output Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...$253.99 -
Exhaust Manifold Kit For Caterpillar C15 Engines - Replaces 150-1914 & 133-3359
AUTOMANN USA
$659.99Caterpillar C15 Exhaust Manifold KitThe Exhaust Manifold Kit for Trucks with Caterpillar C15 Engine is here! It includes 1 Center Section, 2 End Sections, and 4 Turbo Mounting Bolts. This leak-resistant kit ensures long-lasting performance, replacing...$659.99 -
EGR Valve Replaces 4955421 For Cummins ISM 10.8L
BESTFIT TRUCK PARTS
$773.99EGR Valve Fits Cummins ISM 10.8 Liter 2003-2007The EGR valve is a direct replacement for part number 4955421, designed for the Cummins ISM 10.8L engine. It effectively re-circulates exhaust gas for re-burning in the intake manifold. This valve withstands...$773.99 -
Heavy Duty EGR Cooler Gasket Kit Replaces 4309380NX For Cummins ISM 10.8L
DAYTON / DORMAN
$103.99EGR Cooler Head Gasket Kit For Cummins ISM 10.8L 2002-2006 This EGR Cooler Gasket Kit Contains All The Gaskets And O-Rings You Need For A Complete Repair Of The EGR Cooler. The Kit May Also Be Used For A Variety Of Other Automotive Repairs, Including...$103.99 -
EGR Cooler Heavy Duty Gasket Kit Replaces 4309434NX For Cummins ISX 15L
DAYTON / DORMAN
$114.99EGR Cooler Head Gasket Kit Fits Cummins ISX 15L 2003-2007 This EGR Cooler Gasket Kit Contains All The Gaskets And O-Rings You Need For A Complete Repair Of The EGR Cooler. The Kit May Also Be Used For A Variety Of Other Automotive Repairs, Including...$114.99 -
Clutch Brake Spicer Style 1 Piece
AFTERMARKET
$47.93Clutch Brake Spicer Style 1 Piece * High Quality Clutch Brake * 1 Piece Torque Limiting* Sold Individually* Warranty On Clutch Brake Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not...$47.93 -
15.5 Inch Diameter Clutch Assembly
AFTERMARKET
$986.99Clutch AssemblyFeaturing a 15.5-inch diameter and a 2-inch 10 spline, this easy pedal Clutch Assembly offers a torque rating of 2250 pounds without requiring a core. It also incorporates a Pedal Assist feature that actively reduces foot pedal effort by...$986.99 -
Turbocharger For Cummins ISX Engines - Replaces 4043620
AFTERMARKET
$4,500.99Replacement 4043620 Turbocharger * High Quality Turbocharger* Replaces OE Number 4043620* Sold Individually* Warranty On Turbocharger Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not OEM)...$4,500.99 -
Turbocharger For N14 Cummins Borg Warner 14.0L BHT3E
AFTERMARKET
$1,630.99Borg Warner 14L BHT3E Turbocharger For Cummins N14 * High Quality Turbocharger* Replaces OE Number 3531733, 3536095, 3536263, 3537074, 3803585, 3804308, 3804502, 3531267, 3592678, 3592512* Sold Individually* Warranty On Turbocharger Against Defects In...$1,630.99