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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Bully Dog Turbo Gasket For Cummins ISX Engines - Replaces 3102314 Mid 2003-2011
BULLY DOG
$15.99Replacement Turbocharger Gasket For Cummins ISX * High Quality Turbo Gasket* Typically Fits 2003 Thru 2011* Sold Individually* Warranty On Turbo Gasket Against Defects In Workmanship & Material From Date Of Purchase***High Quality Aftermarket...$15.99 -
Bully Dog Big Rig Turbocharger For Detroit Series 60 DDEC 4 12.7L, 14.0L Engines 1993-2003
BULLY DOG
$1,215.00Bully Dog 56900 Detroit Series 60 Big Rig Turbo * High Quality Turbocharger* Improves Performance And Reliability * Made To Create Reliable And Consistent Boost * Reduces Emissions And Enhances Fuel Economy* Faster Spool At Lower Engine Speeds * Ultra...$1,215.00 -
Bully Dog BDX Performance Tuner For Pickup Trucks For Ford, Dodge, GMC, Chevrolet
BULLY DOG
$399.00Tuner For Ford F150, Powerstroke, Super Duty, Mustang, Toyota Tundra, Dodge Ram, Jeep Wrangler, Chevy SilveradoUnleash the full power of your truck with this Bully Dog BDX Performance Programmer. It is an all in one package with a performance tuner and a...$399.00 -
Bully Dog 9 Pin Diagnostic Plug For 2016-Newer J1939 Type 2 Plug System
BULLY DOG
$89.19Replacement Diagnostic Plug For 2016 & Newer Compatibility * High Quality Diagnostic Plug * 9 Pin* Helps Maintain Compatibility With Bully Dog Devices * Sold Individually* Warranty On Diagnostic Plug Against Defects In Workmanship & Material From Date Of...$89.19 -
Bully Dog 6 Pin Diagnostic Plug
BULLY DOG
$63.49Replacement Diagnostic Plug For Bully Dog Devices * High Quality Diagnostic Plug * 6 Pin* Helps Maintain Compatibility With Bully Dog Devices * Sold Individually* Warranty On Diagnostic Plug Against Defects In Workmanship & Material From Date Of...$63.49 -
S480 Big Cat Turbo Borg Warner With 1.58 Non-Waste Gated Turbine Housing For C15, C16, 3406E CAT
AFTERMARKET
$3,264.99S480 Borg Warner Big CAT Turbo With 360 Degree Thrust Bearing For C15, C16 & 3406E Engines * High Quality Turbo* 1.58 Non Waste Gated Turbine Housing * Forged Milled Compressor Wheel * 360 Degree Thrust Bearing * Sold Individually* Warranty On Turbo...$3,264.99 -
Bully Dog GT Platinum Gas Tuner For Chevrolet, GMC, Ford
BULLY DOG
$469.00Performance Tuner With Customizable GaugesDramatically increase horsepower and decrease fuel consumption on long highway hauls with this Platinum Gas Tuner by Bully Dog. It is an all in one monitor, gauge, and diagnostic device that provides a...$469.00 -
Billet Steel High-Mount CAT C15 Acert Performance Exhaust Manifold For CAT C15 Acert Engine
STEED SPEED
$1,618.99Performance High-Mount Exhaust Manifold For Caterpillar C15 Acert Engines * High Quality High-Mount Performance Exhaust* Constructed From CNC Machined Steel Billet Components* Sold Individually* Warranty On High-Mount Performance Exhaust Against Defects...$1,618.99 -
Billet Steel Mid-Mount CAT C15 Acert Performance Exhaust Manifold
STEED SPEED
$1,926.99Performance Mid-Mount Exhaust Manifold For Caterpillar C15 Acert Engines * High Quality Mid-Mount Performance Manifold* CNC Billet Steel* One Piece* Easy On Studs And Gaskets* Sold Individually* Warranty On Mid-Mount Performance Manifolds Against Defects...$1,926.99 -
Billet Steel One Piece CAT C15 Performance Exhaust Manifold
STEED SPEED
$1,999.99Performance Exhaust Manifold For Caterpillar C15 EnginesA beautifully crafted CNC billet steel masterpiece! Far superior performance than any other product. EGTs were 150 degrees lower than even the best aftermarket manifold while spooling the turbo...$1,999.99 -
Engine Oil Cap Filler Replaces 12573337 & 8-12573-337-0 For Isuzu NPR With 6.0L Engine
DAYTON / DORMAN
$12.23Engine Oil Cap Filler Fits Isuzu NPR 2003-2013 * High Quality Engine Oil Cap Filler* Black * 60 MM Diameter* Dipstick Not Included* 48 MM Height* Plastic Material* Twist-Lock Oil Cap * Oil Resistant* Sold Individually* Warranty On Engine Oil Cap Filler...$12.23 -
Engine Oil Pan For Isuzu NPR & GMC With 4.8L Engine
DAYTON / DORMAN
$380.99Engine Oil Pan Fits Isuzu NPR 1999-2004 * High Quality Engine Oil Pan* Not Baffled* 26 Bolt Hole Quantity* 18 Qt. Capacity* Black * Crank Shaft Wiper Not Included* No Dipstick Port* M14 X 1.5 Drain Plug Thread Size* No Engine Oil Cooler Return Fitting*...$380.99