Semi-Truck Engine Parts Universal
Find quality semi truck engine parts at 4 State Trucks! Our wide selection includes everything you need to keep your truck running smoothly. From pistons to gaskets, we've got you covered. Check out our website now for great deals and fast shipping!
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BESTfit Cam Shaft, Replaces 4025134 For Cummins ISB Engines
BESTFIT TRUCK PARTS
$192.99BESTfit Cam ShaftUpgrade your engine's performance with our aftermarket Camshaft, sold individually and backed by a warranty against defects in workmanship and material from the date of purchase. Enhance your vehicle's power and reliability with this...$192.99 -
BESTfit Cam Shaft, Replaces 3685963 For Cummins ISX Engines
BESTFIT TRUCK PARTS
$983.99BESTfit Cam ShaftEnhance your engine's performance with our aftermarket Camshaft, available individually for your convenience. Crafted to high standards, this replacement part ensures optimal engine operation and longevity. * Camshaft* Sold...$983.99 -
BESTfit Camshaft For Cummins ISX Engines
BESTFIT TRUCK PARTS
$959.99BESTfit CamshaftUpgrade your engine's performance with our aftermarket Camshaft, meticulously crafted for precision and durability. Sold individually, this component promises enhanced engine efficiency and reliability. * Camshaft* Sold...$959.99 -
BESTfit Tensioner, Replaces 2028958C93, 3543883C1 For International W/ DT466E Engines
BESTFIT TRUCK PARTS
$92.94BESTfit TensionerUpgrade your vehicle's performance with our aftermarket Tensioner. Sold individually, this replacement part offers reliability and durability to keep your engine running smoothly. * Tensioner* Sold IndividuallyAftermarket Replacement...$92.94 -
BESTfit Exhaust Manifold Kit, 3 Piece Late Style Big Cam / Small Cam Engines For Cummins NT855
BESTFIT TRUCK PARTS
$413.99BESTfit Exhaust Manifold Kit W/ Front Center & Rear SectionsUpgrade your exhaust system with our Exhaust Manifold Kit, designed to replace the 2-piece style manifold. This comprehensive kit includes front, center, and rear manifold sections along with a...$413.99 -
BESTfit Blue Hump Hose, 4 Inch I.D. x 8 Inch Length
BESTFIT TRUCK PARTS
$41.81BESTfit Blue Hump Hose For Charge Air Cooler Connections * High Quality Hump Hose* Blue* 4 Inch Id X 8 Inch Length* For Charge Air Cooler Connections* Made In USA* Sold Individually* Warranty On Hump Hoses Against Defects In Workmanship & Material From...$41.81 -
BESTfit Sanden Style Ear Mount AC Compressor W/ 8 Groove 119MM Pulley
BESTFIT TRUCK PARTS
$182.99BESTfit AC Compressor Sanden Style Ear Mount W/ 8 Groove 119MM PulleyThis high-quality A/C compressor features an ear mount and a Sanden-style design. It comes equipped with an 8-groove 119mm pulley for efficient operation. * High Quality A/C Compressor...$182.99 -
BESTfit Exhaust Manifold Replaces 23516107 For Detroit Series 60 12.7L EGR
BESTFIT TRUCK PARTS
$534.99BESTfit Exhaust Manifold Fits Detroit Series 60 12.7LUpgrade your Detroit Series 60 engine with our Exhaust Manifold designed specifically for the 12.7L EGR model. Crafted for precision fitment and optimal performance, this aftermarket replacement part...$534.99 -
BESTfit Steel Oil Pan Replaces 3944258, 3974294 & 3948611 For Cummins ISL Engines
BESTFIT TRUCK PARTS
$189.99BESTfit Steel Oil Pan Fits Cummins ISL EnginesUpgrade your Cummins ISL engine with our Steel Oil Pan. Crafted to exact specifications, this aftermarket replacement part ensures reliable performance and durability. Engineered for a precise fit, it...$189.99 -
BESTfit 20 Inch OD Flywheel W/ 113 Teeth For CAT 3306, 3406B, 3406E Engines
BESTFIT TRUCK PARTS
$402.99BESTfit Flat Flywheel W/ 10 Inch Opening, 12 Bolt Holes, 1 Dowel Pin Hole For 15 Inch ClutchEnhance your vehicle's performance with our aftermarket Flywheel. Featuring a robust construction, this flywheel boasts a diameter of 20 inches, a 15-inch clutch,...$402.99 -
BESTfit Water Pump With Housing For Cummins ISX 15 Engines - Replaces 3687590
BESTFIT TRUCK PARTS
$383.99BESTfit Cummins ISX Engine Water Pump With HousingRestore optimal coolant flow in your engine with our Heavy Duty Water Pump, complete with housing for hassle-free installation. This aftermarket replacement part ensures reliable performance and...$383.99 -
BESTfit Replacement Turbocharger For Cummins B-Series Applications - Replaces 3538883, 3802882, 4033671
BESTFIT TRUCK PARTS
$369.99BESTfit Cummins B-Series Replacement TurbochargerExperience enhanced engine performance with our Heavy Duty Turbocharger designed for durability and reliability. Engineered to withstand temperatures up to 950 degrees, this turbocharger features a turbine...$369.99