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2003 Peterbilt 387 Parts
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![Micro-V Serpentine Belt Fits Select Chevrolet, GMC and Other Makes [6-Rib, 56.090 in. Outside Circumference]](https://www.jegs.com/images/mini_100/400/465/465-k060560.jpg)
GATES
Micro-V Serpentine Belt Fits Select Chevrolet, GMC and Other Makes [6-Rib, 56.090 in. Outside Circumference]
Part Number: 465-K060560
$3331
Ships on Oct 13, 2026
Lowest price guarantee![Micro-V Serpentine Belt Fits Select Chevrolet, GMC and Other Makes [6-Rib, 56.090 in. Outside Circumference]](https://www.jegs.com/images/mini_200/400/465/465-k060560.jpg)
GATES
Micro-V Serpentine Belt Fits Select Chevrolet, GMC and Other Makes [6-Rib, 56.090 in. Outside Circumference]
Part Number: 465-K060560
Ships on Oct 13, 2026Lowest Price Guarantee$3331
![Heavy Duty Belt Tensioner for Select 1990-2006 Freightliner, Ford and Other Makes [75 mm Pulley O.D.]](https://www.jegs.com/images/mini_100/400/465/465-38506.jpg)
GATES
Heavy Duty Belt Tensioner for Select 1990-2006 Freightliner, Ford and Other Makes [75 mm Pulley O.D.]
Part Number: 465-38506
$28787
Ships on Oct 13, 2026Lowest price guarantee![Heavy Duty Belt Tensioner for Select 1990-2006 Freightliner, Ford and Other Makes [75 mm Pulley O.D.]](https://www.jegs.com/images/mini_200/400/465/465-38506.jpg)
GATES
Heavy Duty Belt Tensioner for Select 1990-2006 Freightliner, Ford and Other Makes [75 mm Pulley O.D.]
Part Number: 465-38506
Ships on Oct 13, 2026Lowest Price Guarantee$28787
GATES
DriveAlign Idler Pulley for Select 1988-2012 International, Freightliner and Other Makes
Part Number: 465-36091
$7833
Ships on Oct 13, 2026Lowest price guarantee
GATES
DriveAlign Idler Pulley for Select 1988-2012 International, Freightliner and Other Makes
Part Number: 465-36091
Ships on Oct 13, 2026Lowest Price Guarantee$7833
![Heavy-Duty Thermostat for Select 1965-2011 International, Ford and Other Makes [180 Degree F]](https://www.jegs.com/images/mini_100/400/465/465-33578.jpg)
GATES
Heavy-Duty Thermostat for Select 1965-2011 International, Ford and Other Makes [180 Degree F]
Part Number: 465-33578
$10738
Ships on Oct 13, 2026Lowest price guarantee![Heavy-Duty Thermostat for Select 1965-2011 International, Ford and Other Makes [180 Degree F]](https://www.jegs.com/images/mini_200/400/465/465-33578.jpg)
GATES
Heavy-Duty Thermostat for Select 1965-2011 International, Ford and Other Makes [180 Degree F]
Part Number: 465-33578
Ships on Oct 13, 2026Lowest Price Guarantee$10738
GATES
Heavy-Duty Thermostat for Select 1965-2017 International, Ford and Other Makes
Part Number: 465-33579
$11864
Ships on Oct 13, 2026Lowest price guarantee
GATES
Heavy-Duty Thermostat for Select 1965-2017 International, Ford and Other Makes
Part Number: 465-33579
Ships on Oct 13, 2026Lowest Price Guarantee$11864
![Molded Radiator Hose for Select 1981-2025 International, Freightliner and Other Makes [2.500 in. I.D., 12.900 in. Centerline]](https://www.jegs.com/images/mini_100/400/465/465-21891.jpg)
GATES
Molded Radiator Hose for Select 1981-2025 International, Freightliner and Other Makes [2.500 in. I.D., 12.900 in. Centerline]
Part Number: 465-21891
$5044
Ships on Oct 13, 2026Lowest price guarantee![Molded Radiator Hose for Select 1981-2025 International, Freightliner and Other Makes [2.500 in. I.D., 12.900 in. Centerline]](https://www.jegs.com/images/mini_200/400/465/465-21891.jpg)
GATES
Molded Radiator Hose for Select 1981-2025 International, Freightliner and Other Makes [2.500 in. I.D., 12.900 in. Centerline]
Part Number: 465-21891
Ships on Oct 13, 2026Lowest Price Guarantee$5044
![Molded Radiator Hose for Select 1981-2010 International, Ford and Other Makes [2.500 in. I.D., 24.700 in. Centerline]](https://www.jegs.com/images/mini_100/400/465/465-21115.jpg)
GATES
Molded Radiator Hose for Select 1981-2010 International, Ford and Other Makes [2.500 in. I.D., 24.700 in. Centerline]
Part Number: 465-21115
$4903
Ships on Oct 13, 2026Lowest price guarantee![Molded Radiator Hose for Select 1981-2010 International, Ford and Other Makes [2.500 in. I.D., 24.700 in. Centerline]](https://www.jegs.com/images/mini_200/400/465/465-21115.jpg)
GATES
Molded Radiator Hose for Select 1981-2010 International, Ford and Other Makes [2.500 in. I.D., 24.700 in. Centerline]
Part Number: 465-21115
Ships on Oct 13, 2026Lowest Price Guarantee$4903
GATES
Heavy-Duty Water Pump for Select 1994-2005 Sterling Truck, Freightliner and Other Makes
Part Number: 465-44060HD
$62379
Ships on Oct 13, 2026Lowest price guarantee
GATES
Heavy-Duty Water Pump for Select 1994-2005 Sterling Truck, Freightliner and Other Makes
Part Number: 465-44060HD
Ships on Oct 13, 2026Lowest Price Guarantee$62379
HPS PERFORMANCE
CAC-3687223 EGR Hose, 4-Ply Aramid Reinforced Fluorolined Silicone, Replaces Stock Egr Hose.
Part Number: 589-CAC-3687223
$5417
Ships on 10/21/2026Lowest price guarantee
HPS PERFORMANCE
CAC-3687223 EGR Hose, 4-Ply Aramid Reinforced Fluorolined Silicone, Replaces Stock Egr Hose.
Part Number: 589-CAC-3687223
Ships on 10/21/2026Lowest Price Guarantee$5417
GATES
Heavy-Duty Water Pump for Select 2000-2011 Freightliner, Sterling Truck and Other Makes
Part Number: 465-44062HD
$1,09620
Ships on 10/16/2026Lowest price guarantee
GATES
Heavy-Duty Water Pump for Select 2000-2011 Freightliner, Sterling Truck and Other Makes
Part Number: 465-44062HD
Ships on 10/16/2026Lowest Price Guarantee$1,09620
