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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FASS 250 GPH Industrial Series Diesel Fuel Pump System
FASS
$872.99FASS IND 250G Diesel Fuel Pump System * High Quality Fuel System* IND250G Series FASS* Featuring:- Revolutionary Whisper Technology- 250 Gallons Per Minute At 16-18 PSI* Recommended For 600 - 900 HP* Return Hooks Up To Factory Return Line. No Extra Lines...$872.99 -
FASS 165 GPH Industrial Series Diesel Fuel Pump System
FASS
$960.99FASS IND 165G Diesel Fuel Pump System * High Quality Fuel System* Ind165G Series FASS* Featuring:- Revolutionary Whisper Technology- 165 Gallons Per Minute At 16-18 PSI* Recommended For 400 - 590 HP* Return Hooks Up To Factory Return Line. No Extra Lines...$960.99 -
Temperature Sender Kit W/ Stud Terminal, 3 Adapter Bushings And 1/8 Inch NPT Sensor
ISSPRO
$53.03Temperature Sender Kit W/ Stud Terminal, 1/8 Inch NPT Sensor And 3 Adapter Bushings * High Quality Temperature Sender Kit* Kit Includes- 1/8 Inch NPT Sensor With Stud Terminal - 3 Adapter Bushings 1/4, 3/8, And 1/2 Inch NPT* Made In USA* Sold...$53.03 -
0-150 PSI/0-10 Bar Electric Oil Pressure Sensor W/ Single Terminal
ISSPRO
$78.53Electric Oil Pressure Sensor Rated For 0-150 PSI/0-10 Bar * High Quality Electric Oil Pressure Sensor* 0-150 PSI Or 0-10 Bar* Single Terminal* Made In USA* Sold Individually* Warranty On Electric Oil Pressure Sensors Against Defects In Workmanship &...$78.53 -
300 F/150 C Oil Temp Sensor W/ 1/2 Inch NPTF Fitting
ISSPRO
$56.09Oil Temp Sensor Rated For 300 F/150 C * High Quality Oil Temp Sensor* .5 Inch NPTF* 300F/150C * Note - Sender Type TG* Compatible With VDO Gauges* Made In USA* Sold Individually* Warranty On Oil Temp Sensors Against Defects In Workmanship & Material From...$56.09 -
Adjustable Magnetic Sensor Adjustable Sensor From Teltek
TELTEK
$62.93Adjustable Magnetic Sensor Adjustable Sensor * High Quality Magnetic Sensor* 2" Magnetic Sensor * 3/4 - 16 With Lead Wires* Adjustable Sensor From Teltek That Allows Mechanic Systems To Run On Electric Gauges* Sold Individually* Warranty On Magnetic...$62.93 -
Turbocharger Super Core Assembly, S410SX 80mm (110/96) For 3406E CAT
AFTERMARKET
$1,891.99Super Core Turbo Assembly * High Quality Turbocharger Super Core* Cast Iron* Aluminum Compressor Housing * Non-Waste Gated * With Hp Ratings 450-650 Hp* Sold Individually*** High Quality Aftermarket Replacement Part (Not OEM)**** This Item Is Special...$1,891.99 -
Turbo Housing S400SX4 For CAT 3406E
AFTERMARKET
$455.99T6 1.58 A/R Twin Scroll Turbine Housing * High Quality Turbo Housing* Cast Iron* 1.58 A/R Turbine Housing* Twin Scroll 5.75 Inch V-Band Outlet* Sold Individually*** High Quality Aftermarket Replacement Part (Not OEM)**** This Item Is Special Order. This...$455.99 -
On Sale
Turbocharger W/ Wastegate Up To 800 HP - OE: 14969880002 KT14969880002 CAT800
AFTERMARKET
Now: $1,843.79Was: $2,633.99Turbocharger OD 4.32 Inch - 109.3 Mm * High Quality Turbocharger* With Wastegate Up To 800Hp* S410Sx Compressor Wheel * O.D. 4.32 Inch - 109.73 Mm * Compressor Wheel Inducer Diameter 3.16 Inch - 80.30 Mm * Turbine Wheel O.D. 3.77 Inch - 95.70 Mm *...Now: $1,843.79Was: $2,633.99 -
Turbo HE451VE W/ Actuator
AFTERMARKET
$6,780.89Turbo W/ Out Core * High Quality Turbo* With Actuator * Core Not Included* Sold Individually* Warranty On Turbo Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not OEM)**** This Item Is...$6,780.89 -
Metallic Gray Steel EGR Cooler V-Band Clamp
AUTOMANN USA
$38.75Metallic Gray Steel EGR Cooler V-Band Clamp * High Quality EGR Cooler Band Clamp * Made Of Smooth Steel* Metallic Gray Finish * 3 Inch Diameter * 1/4 Inch Thread Diameter * 2 Inch Thread Length* Metal Locking Nut* Direct Replacement* Cost-Effective And...$38.75 -
Vortec Distributor Repair Plate - Replaces 12598210, 93441558
DAYTON / DORMAN
$32.63Black Vortec Distributor Repair Plate * High Quality Vortec Distributor Repair Plate* Color/Finish: Black* Item Grade: Standard Replacement* Material: Steel* Package Contents: - 1 Distributor Repair Plate- 2 Screws* Sold Individually** Warranty On Vortec...$32.63