ENGINE PARTS & COOLING

BESTfit 0.375 Inch ID Heavy Duty Silicone Coolant HoseAre you looking for coolant hose to withstand any temperature you may drive through? 4 State Trucks stocks 3/8 inch heavy duty silicone coolant hose specially designed for extreme temperatures and...

BESTfit Heavy Duty T-Bolt Clamp With Spring Constant Torque 3.562 InchAre you in the market for a T-bolt clamp for your charge air cooler project? 4 State Trucks has the clamps you need for these projects including 3.50 inch heavy duty T-bolt clamps for...

BESTfit Heavy Duty T-Bolt Clamp With Spring Constant Torque 3.062 InchAre you in the market for a T-bolt clamp for your charge air cooler project? 4 State Trucks has what you need for these projects including 3 inch heavy duty T-bolt clamps for hot side...

BESTfit Red Hump Hose Reducer For Hot SideEnhance your vehicle's cooling system with our aftermarket replacement hump hose, crafted from durable silicone material for superior performance. With a 4-inch inner diameter, 4.5-inch outer diameter, and 7-inch...

BESTfit Red Hump Hose For Hot SideThis hump hose is made of silicone hose and has a 4.5-inch inner diameter and a length of 6 inches. It can handle a maximum operating pressure of 45 PSI. On the hot side, it features 4-ply silicone-coated meta aramid...

BESTfit Red Hump Hose For Hot SideUpgrade your vehicle's cooling system with our aftermarket replacement hump hose, constructed from quality silicone material for durability and performance. Featuring a 3.5-inch inner diameter and 6-inch length, this...

BESTfit Red Hump Hose For Hot SideUpgrade your vehicle's cooling system with our aftermarket replacement hump hose, crafted from durable silicone material. With a 3-inch inner diameter and 6-inch length, this hose is perfect for hot side connections to...

BESTfit AC Compressor With 6 Groove Clutch Assembly For Volvo & Mack * High Quality AC Compressor* 12V* 6 Grooves* 4.92 Inch Diameter* 2 Wire Male Connector* Sold Individually* Warranty On AC Compressors Against Defects In Workmanship & Material From...

BESTfit Ford F Series AC Drier W/ Hose * High Quality AC Drier* With Hose* Sold Individually* Warranty On AC Drier Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not OEM)**** This Item Is...

BESTfit Plastic Aluminum Radiator With Oil Cooler & FrameIs your truck overheating? Cool it down and conquer the roads with a radiator from 4 State Trucks. With being an affordable option, you still get the premium performance and dependability that you...

BESTfit High Quality Expansion Valve Fits Freightliner Columbia, Century, Coronado, FL 120/132, FLD 112/120 * High Quality Expansion Valve* Rating: 1 1/2 ton* Mount Type: Block Type* Mounting Type: Block* Product Name: Expansion Valve* Refrigerant Type:...

BESTfit Radiator Core With 52 Bolt HolesUpgrade your vehicle's cooling system with our USA-made radiator core, featuring 52 bolt holes for secure installation. Sold individually as an aftermarket replacement part (not OEM), this radiator core ensures...