Peterbilt 357/378 Engine Parts & Cooling
Enhance the operation of your vehicle with our top-grade Peterbilt 357/378 engine parts and cooling components. We offer everything needed to maintain your vehicle at peak performance, including radiators, AC Compressors, Poly Hoses, and EGR coolers
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BESTfit Blue 1 Inch Inner Diameter Silicone Heater Hose - 25 Feet
BESTFIT TRUCK PARTS
$142.99BESTfit Blue Silicone Heater Hose - 1 Inch X 25 Feet * High Quality Heater Hose* Made Of Silicone* Blue* 1.00 Inch ID * 25 Feet* Cut To Length * Sold Individually* Warranty On Heater Hose Against Defects In Workmanship & Material From Date Of...$142.99 -
BESTfit 2.5 Inch Flexible Coolant Hose
BESTFIT TRUCK PARTS
$92.81BESTfit Flexible Coolant HoseLooking for a specialty coolant hose? Our coolant hose is designed with a 2.50-inch inside diameter and a 2.82-inch outside diameter, making it suitable for various applications. With a length of 8.50 inches, it's reinforced...$92.81 -
On Sale
BESTfit Heavy Duty Silicone Coolant Hose 1.75 Inch ID
BESTFIT TRUCK PARTS
Now: $2.16Was: $3.09BESTfit 1.75 Inch ID Heavy Duty Silicone Coolant HoseThis silicone coolant hose is tough and perfect for keeping your engine cool. It's got a 1.75-inch inner diameter (that's 44mm) and a width of 2.07 inches (53mm), reinforced with three layers of...Now: $2.16Was: $3.09 -
BESTfit Heavy Duty Silicone Coolant Hose 1.50 Inch ID
BESTFIT TRUCK PARTS
$2.99BESTfit 1.50 Inch ID Heavy Duty Silicone Coolant HoseThis silicone coolant hose is sturdy and designed to keep your engine running smoothly. With a 1.50-inch inner diameter (that's 38mm) and a width of 1.82 inches (46mm), it's reinforced with three...$2.99 -
BESTfit Heavy Duty Silicone Coolant Hose 3 Inch ID
BESTFIT TRUCK PARTS
$3.99BESTfit 3.00 Inch ID Heavy Duty Silicone Coolant HoseDo you need coolant hoses to withstand all of the elements your truck goes through? Elite Truck Accessoriescarries 3 inch ID x 3.32 inch OD Flexfab heavy duty silicone coolant hoses with 3-ply...$3.99 -
BESTfit AC Condenser For Peterbilt 357, 359, 362, 375, 377, 378 & 379
BESTFIT TRUCK PARTS
$128.99BESTfit AC Condenser For Peterbilt Replaces 18-03554 * High Quality AC Condenser* Inches Core Size- 29.50 Height - 9.75 Width - 1.000 Core Thickness * Sold Individually** Please Verify OE Numbers, Core Dimensions, Hose Fitting Sizes, Styles And Locations...$128.99 -
Receiver To Drier To Bulkhead Liquid Hose Size 6
RIGMASTER
$71.39RigMaster Liquid Hose #6 Receiver To Drier To Bulkhead - HighNeed a dependable liquid hose? This aftermarket replacement hose, sized Number 6, connects the receiver to the drier and bulkhead. Sold individually, it provides a cost-effective alternative to...$71.39 -
Replacement for Older Hodyon Compressor
RIGMASTER
$423.99RigMaster AC Compressor - Serpentine Pulley For CAT/Perkins Later 14-6 to T4-6Need an A/C serpentine belt for your compressor? This aftermarket replacement serpentine belt is sold individually and designed to provide reliable performance. As a...$423.99 -
Bulkhead to Evaporator Suction Hose Size 10
RIGMASTER
$180.99RigMaster APU Suction Hose #10 Bulkhead to Evaporator - LowLooking for a reliable suction hose? This aftermarket replacement suction hose, sized Number 10, connects the bulkhead to the evaporator and is sold individually. Designed as a cost-effective...$180.99 -
16.75 Inch X 14 Inch RigMaster Condenser
RIGMASTER
$206.99RigMaster 104 APU CondenserLooking for a reliable condenser? This aftermarket replacement condenser measures 16.75 inches in length and 14 inches in height. Sold individually, it offers a cost-effective alternative to OEM parts and ensures effective...$206.99 -
APU Compressor To Condenser AC Size 8 Hose
RIGMASTER
$55.07RigMaster APU AC Hose #8 Compressor To CondenserLooking for a reliable A/C hose? This aftermarket replacement hose, sized Number 8, connects the compressor to the condenser and is sold individually. Designed as a cost-effective alternative to OEM parts,...$55.07 -
Receiver Drier - RP9-027C
RIGMASTER
$118.99RigMaster Receiver Drier W/ Valve And Pressure SwitchNeed a reliable receiver drier? This aftermarket replacement receiver drier includes both a valve and a pressure switch, offering a complete solution for your cooling system. As a cost-effective...$118.99