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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BESTfit Oil Pan Gasket For Caterpillar 3406 Engines
BESTFIT TRUCK PARTS
$28.99BESTfit Oil Pan GasketEnsure a secure seal for your Caterpillar engines 3406A, 3606B, 3406C, and 3406E with our Oil Pan Gasket. Compatible with pan numbers 09-074N919 and 09-077C3236, this gasket is designed to prevent leaks and maintain optimal engine...$28.99 -
BESTfit Complete Caterpillar 3406A, 3406B & 3406C Exhaust Manifold - 3 Piece
BESTFIT TRUCK PARTS
$413.99BESTfit Complete Exhaust Manifold Fits CaterpillarEnhance your Caterpillar 3406A, B, or C engine with our premium aftermarket replacement manifold, meticulously crafted from a combination of cast iron and stainless steel. This three-piece manifold is...$413.99 -
BESTfit Oil Pan Cast Aluminum For Caterpillar 3406 Pre-1985
BESTFIT TRUCK PARTS
$805.99BESTfit Oil Pan For CAT 3406A & 3406BThe "Aluminum Oil Pan" is designed to fit CAT 3406 A or B engines manufactured in June 1986 and earlier. It has a universal fit for both front and rear sump applications and can hold up to 7 gallons of oil. Please...$805.99 -
TPHD 1.875 Inch Oil Filler Cap With Chain For CAT
TPHD
$21.31Oil Filler Cap Fits CATUpgrade your vehicle's fuel system with our quality Cap, complete with a convenient chain for secure closure. This aftermarket replacement part has a diameter of 1.875 inches, ensuring compatibility with various applications. Sold...$21.31 -
BESTfit Size 8 Fuel Check Valve For 12.7L Detroit Diesel Engine
BESTFIT TRUCK PARTS
$61.19BESTfit Size 8 12.7L Detroit Diesel Engine Fuel Check Valve * High Quality Fuel Check Valve* Sold Individually* Warranty On Fuel Check Valves Against Defects In Workmanship & Material From Date Of Purchase.*** High Quality Aftermarket Replacement Part...$61.19 -
TPHD Diesel Fuel Injector Driver Module For Mack / Volvo
TPHD
$1,287.92Atomization Module - Atomization Module - Manages Fuel, Atomization Air And Purge Air That Is Sent To The Burner - Sold Individually - Warranty On Atomization Modules Against Defects In Workmanship & Material From Date Of...$1,287.92 -
TPHD Washer Fluid Reservoir Cap 25128217, 34QT411M, 34QT412M
TPHD
$2.90Washer Fluid Reservoir Cap - Reservoir Cap - For Washer Fluid Reservoirs - Sold Individually - Warranty On Washer Reservoir Caps Against Defects In Workmanship & Material From Date Of Purchase - Aftermarket Replacement Part (Not...$2.90 -
TPHD Oil Pressure Sensor Caterpillar 3-Pin Replaces 1414121, 1619930
TPHD
$132.77Oil Pressure Sensor Caterpillar 3-Pin - Oil Pressure Sensor - 3 Pin - Sold Individually - Warranty On Oil Pressure Sensors Against Defects In Workmanship & Material From Date Of Purchase - Aftermarket Replacement Part (Not...$132.77 -
TPHD EGR Pressure Sensor Replaces 21442662, 21713917, 20930137
TPHD
$188.99EGR Pressure Sensor - Pressure Sensor - 2.56 Inch C To C - 3 Pin - Regulates Flow - Aides In Reducing Harmful Emissions - Can Help Prevent Engine From Knocking - Sold Individually - Warranty On Pressure Sensors...$188.99 -
TPHD Temperature Sensor EGR 21164790 For Mack, Volvo
TPHD
$86.39Volvo EGR Temp Sensor - Temp Sensor - Dimensions: - 13.94 Inch Harness Length - 15.75 Inch Overall Length - 2 Pin - Sold Individually - Warranty On Temp Sensors Against Defects In Workmanship & Material From Date Of...$86.39 -
TPHD Fuller Type Universal Slave Valve, Replaces Fuller A5000, 1648162C91
TPHD
$101.99Transmission Slave Valve. 1/8 Inch Npt. - Slave Valve - Dimensions: - 2.25 Inch Width - 4.060 Inch Length - 1/8 Inch NPT - Made In USA - Sold Individually - Warranty On Slave Valves Against Defects In...$101.99 -
TPHD Trans Shaft Control Cable Replace 8970881950, 8970238061, 8970238062
TPHD
$139.57Trans Shaft Control Cable - Shaft Control Cable - Sold Individually - Warranty On Shaft Control Cables Against Defects In Workmanship & Material From Date Of Purchase - Aftermarket Replacement Part (Not OEM) - This Item Is...$139.57