ENGINE PARTS & COOLING

BESTfit AC Compressor With 6 Groove Clutch Assembly For Paccar * High Quality AC Compressor* Replaces Sanden Type QP7H15-4424* Sold Individually* Warranty On AC Compressors Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...

BESTfit AC Compressor With 8 Groove Clutch Assembly for Freightliner & Ford * High Quality AC Compressor* Replaces Sanden Type SD7H15* Sold Individually* Warranty On AC Compressors Against Defects In Workmanship & Material From Date Of Purchase*** High...

BESTfit Reservoir Washer Fits Peterbilt 300 Series & Kenworth T680   * High Quality Washer Reservoir Tank* Includes Cap (29-070700)* Water Pump Not Included - See Part 29-070703* Sold Individually* Warranty On Washer Reservoirs Against Defects...

BESTfit AC Condenser 43.50 Inch x 11.25 Inch For International 5000-7000-8000 * High Quality AC Condenser* Core Size- 43.5 Inch Height- 11.25 Inch Width- 1 Inch Core Thickness* Sold Individually* Warranty On AC Condensers Against Defects In Workmanship &...

BESTfit Stainless Steel Lined Hose ClampIn the market for a hose clamp? 4 State Trucks has a variety to choose from including a 2.31 - 3.25 inch range stainless steel lined hose clamp. * High Quality Lined Clamp* Made Of Stainless Steel * 2.31 - 3.25...

BESTfit 2.75 Inch ID Heavy Duty Silicone Coolant Hose * High Quality Coolant Hose* Made Of Silicone * 2.75 Inch Inside Diameter - 70MM* 3.07 Inch Outside Diameter - 78MM* Silicone Hose With 3 Plies Of Polyester Reinforcement* For Coolant Applications...

BESTfit 2.50 Inch ID Heavy Duty Silicone Coolant HoseIn the market for replacement coolant hoses? 4 State Trucks carries 2.50 inch ID Flexfab heavy duty silicone coolant hoses with 3-ply polyester reinforcement. These hoses are designed to withstand...

BESTfit 2.25 Inch ID Heavy Duty Silicone Coolant HoseNeed to replace coolant hoses? 4 State Trucks carries 2.25 inch ID Flexfab heavy duty silicone coolant hoses with 3-ply polyester reinforcement. These hoses are designed to withstand hostile engine...

BESTfit Oil Drain Valve Hose AdapterIntroducing our 90 Degree Oil Drain Valve Hose Adapter, a convenient aftermarket replacement part designed to screw into drain valves, providing a slide-on hose hookup. This adapter is compatible with the following...

BESTfit Oil Drain Valve Hose AdapterIntroducing our Oil Drain Valve Hose Adapter, designed to fit the following valves: 29-072000, 29-072001, 29-072002, 29-072005, 29-072006, and 29-072007. Each adapter is sold individually, ensuring compatibility and...

BESTfit EZ Oil Drain Valve For CAT Acert EnginesChanging your oil is made easier with the EZ Oil Drain Valve. Unlike spring-assisted gate valves, EZ Oil?s ball valve design allows for straight flow and fast drainage and is rated and tested up to 250 PSI...

BESTfit EZ Oil Drain Valve For Cummins ISX, QSX15, NaviStar MaxxForce 13 & 15, Mack M-P10 & Volvo D-16 EnginesChanging your oil is made easier with the EZ Oil Drain Valve. Unlike spring-assisted gate valves, EZ Oil?s ball valve design allows for straight...