Kenworth Truck Engine Parts
Supercharge your Kenworth's performance with 4 State Trucks' premium Kenworth semi truck engine parts. From high-flow air filters to precision fuel injectors, our components are engineered for both independent drivers and large fleets. Trust us for top-quality Kenworth engine parts that boost power and reliability, ensuring your rig conquers every mile efficiently. Whether you need routine replacements or performance upgrades, our parts keep your Kenworth running strong, making each haul smoother and more dependable. Choose 4 State Trucks to keep your Kenworth's heart beating with unmatched strength and efficiency.
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BESTfit Sanden SP-15/PAG 100 Oil - 8.45 Oz.
BESTFIT TRUCK PARTS
$20.39BESTfit Sanden Compressor Oil For Use With R-124A Sanden Compressors * High Quality Oil* 8.45 Oz * Sold Individually* Warranty On Oil Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not...$20.39 -
BESTfit AC Compressor Sanden 4308 With 2 Groove 152MM Clutch - Replaces 4308157577, U4308
BESTFIT TRUCK PARTS
$243.99BESTfit Sanden 4308 Style AC Compressor With 2 Groove 152MM Clutch * High Quality A/C Compressor* 2 Groove 152MM Clutch* Sold Individually* Warranty On A/C Compressor Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...$243.99 -
BESTfit Blue 1 Inch Inner Diameter Silicone Heater Hose - 25 Feet
BESTFIT TRUCK PARTS
$142.99BESTfit Blue Silicone Heater Hose - 1 Inch X 25 Feet * High Quality Heater Hose* Made Of Silicone* Blue* 1.00 Inch ID * 25 Feet* Cut To Length * Sold Individually* Warranty On Heater Hose Against Defects In Workmanship & Material From Date Of...$142.99 -
BESTfit 3 Piece Exhaust Manifold Kit For Cummins ISX - Replaces 4962571, 3682491, 3682348, 3682548, 3682959 & 3682549
BESTFIT TRUCK PARTS
$369.99BESTfit 3 Piece Exhaust Manifold Kit For Cummins ISX EnginesThe exhaust manifold described is designed for Cummins ISX engines manufactured between 2003 and 2007. It is a 3-piece set, including front, center, and rear sections, and is sold as a kit. This...$369.99 -
BESTfit 3 Piece Exhaust Manifold Kit, Turbo Mount - Medium Angled Center Section For Detroit 60 Series Engine
BESTFIT TRUCK PARTS
$359.99BESTfit Exhaust Manifold Kit With Medium Angled Center Turbo MountThe exhaust manifold provided is a quality aftermarket replacement part designed for Detroit 60 Series engines. It comes as a 3-piece kit, including the front, center, and rear sections,...$359.99 -
BESTfit 2.5 Inch Flexible Coolant Hose
BESTFIT TRUCK PARTS
$92.81BESTfit 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 -
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 -
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 -
BESTfit Trinary Air Sensing Switch Replaces OE RD-5-4625-0P
BESTFIT TRUCK PARTS
$46.99Trinary Pressure Switch - Trinary Switch - Sold Individually - Warranty On Trinary Switches Against Defects In Workmanship & Material From Date Of Purchase - Aftermarket Replacement Part (Not OEM)$46.99 -
BESTfit 5.5 ID Inch Rubber Air Intake Hump Hose Replaces OE 144737765690, 3H55, HH55
BESTFIT TRUCK PARTS
$39.99BESTfit 5.5 ID X 7 Inch Inch Air Intake Hump Hose - Air Intake Hump Hose - Rubber - Dimensions: - 5 1/2 Inch ID - 7 Inch Length - Made In USA - Sold Individually - Warranty On Air Intake Hump Hoses Against...$39.99