Peterbilt Truck Engine Parts
Elevate your big rig's performance with 4 State Trucks' premium Peterbilt semi truck engine parts. Boost your Peterbilt's heart with high-flow air filters and efficient fuel injectors, designed for both independent truckers and large fleets. Trust 4 State Trucks for top-quality Peterbilt semi truck engine parts that enhance reliability and power, ensuring your semi conquers every mile with confidence. Whether you're seeking routine replacements or performance upgrades, our components keep your Peterbilt semi truck running strong, making each haul smoother and more dependable.
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BESTfit Water Pump For Cummins ISM Engine - Replaces 4955708, 4089389, 4972850, 4972842 & 4972843
BESTFIT TRUCK PARTS
$293.99BESTfit Water Pump For Cummins ISM EngineThe Water Pump listed is intended for the Cummins ISM engine and is sold individually as an aftermarket replacement part (not OEM). It's essential to verify OE numbers before purchasing to ensure compatibility, as...$293.99 -
On Sale
BESTfit Water Pump For Detroit DD15 Engine - Replaces 4722000401
BESTFIT TRUCK PARTS
Now: $29.87Was: $102.99BESTfit Water Pump For Detroit DD15 EngineThe Water Pump listed is designed for the DD15 engine and is sold individually as an aftermarket replacement part (not OEM). It's crucial to verify OE numbers before purchasing to ensure compatibility, as there...Now: $29.87Was: $102.99 -
BESTfit Water Pump For Detroit EGR 14.0L 60 Series Engine - Replaces 23538636
BESTFIT TRUCK PARTS
$547.99BESTfit Water Pump For Detroit EGR 14.0L 60 Series EngineThe Water Pump listed is suitable for Detroit EGR 14.0L Series engines and is sold individually. As an aftermarket replacement part (not OEM), it's important to verify OE numbers before making a...$547.99 -
BESTfit Water Pump For Detroit EGR 14.0L 60 Series Engine - Replaces 23531258 & 23532543
BESTFIT TRUCK PARTS
$526.99BESTfit Water Pump For Detroit EGR 14.0L 60 Series EngineThe Water Pump listed is designed for Detroit EGR 14.0L Series engines and is sold individually. As an aftermarket replacement part (not OEM), it's crucial to verify OE numbers before purchasing,...$526.99 -
BESTfit Water Pump For Detroit EGR 12.7L 60 Series Engine - Replaces 23531257 & 23532542
BESTFIT TRUCK PARTS
$404.99BESTfit Water Pump For Detroit EGR 12.7L 60 Series EngineThe Water Pump listed is designed for Detroit EGR 12.7 L 60 Series engines and is sold individually. As an aftermarket replacement part (not OEM), it's essential to verify OE numbers before...$404.99 -
BESTfit Circular EGR Cooler For Cummins IL-G Engine - Replaces 5347234, 5318560 & 4376312
BESTFIT TRUCK PARTS
$800.99BESTfit Circular EGR Cooler For Cummins IL-G EngineThe Circular EGR Cooler listed is designed for Cummins IL-G engines and is sold as a kit. As an aftermarket replacement part (not OEM), it's crucial to verify OE numbers before purchasing to ensure...$800.99 -
BESTfit EGR Cooler For Cummins ISX Gen 3 Engine 2010-2013
BESTFIT TRUCK PARTS
$1,771.99BESTfit EGR Cooler - Replaces 3689282, 3686710, 3687048, 2892893 & 3687813The EGR Cooler is designed for Cummins ISX GEN 3 engines and is sold individually as an aftermarket replacement part, not bearing any OEM branding. Before purchasing, it's...$1,771.99 -
BESTfit EGR Cooler For Detroit DD15 60 Series Engine - Replaces 4721400475
BESTFIT TRUCK PARTS
$1,894.99BESTfit EGR Cooler For Detroit DD15 60 Series EngineThe EGR Cooler is intended for DD15 60 Series engines and is sold individually as an aftermarket replacement part, not bearing any OEM branding. Before making a purchase, it's crucial to verify OE...$1,894.99 -
BESTfit EGR Cooler For Detroit 60 Series Engine - Replaces 23538835, 23535288 & 23535180
BESTFIT TRUCK PARTS
$1,058.99BESTfit EGR Cooler For Detroit 60 Series EngineThe EGR Cooler is designed for Detroit Series S60 engines and is sold individually as an aftermarket replacement part, not bearing any OEM branding. Before purchasing, it's essential to verify OE numbers to...$1,058.99 -
BESTfit EGR Cooler For Detroit 14.0L DDEC VII 60 Series Engine - Replaces 23537387
BESTFIT TRUCK PARTS
$1,674.99BESTfit EGR Cooler For Detroit 14.0L DDEC VII 60 Series EngineThe EGR Cooler is specifically designed for Detroit Series 60 engines with 14.0L DDEC VII, manufactured between 2007 and 2009. Sold individually as an aftermarket replacement part without any...$1,674.99 -
BESTfit Oil Pan Isolator Seal Gasket For Caterpillar C15 & Late 3406E Engines
BESTFIT TRUCK PARTS
$115.99BESTfit Diesel CAT C15 & Late 3406E Oil Pan GasketThe Oil Pan Gasket/Isolation Seal is a one-piece rubber component designed for Caterpillar C15 and late 3406E engines. Sold individually as an aftermarket replacement part, it's important to verify OE...$115.99 -
BESTfit 3 Piece Exhaust Manifold Kit For Cummins NT855 Late Style, Small Cam, Big Cam, I, II, III, IV & Nt88
BESTFIT TRUCK PARTS
$399.99BESTfit Exhaust Manifold - Replaces 3801915, 3053137, 3053138 & 3052859The NT855 Exhaust Manifold kit offers comprehensive coverage, including front, center, and rear sections, along with a mounting kit for convenient installation. Designed without...$399.99