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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4.5 - 4 X 6 Inch Heavy Duty Red Silicone Hump Hose For Charge Air Coolers
BESTFIT TRUCK PARTS
$69.89Red Hump Hose Reducer For Hot Side * High Quality Hump Hose* Made Of Silicone Hose* For Hot Side Hook Up To Charge Air Cooler* 4 Inch x 4.5 Inch x 6 Inch* Sold Individually* Warranty On Hump Hose Against Defects In Workmanship & Material From Date Of...$69.89 -
Air Conditioning Idler Pulley, Replaces 3682229 For Cummins 15.0L Engines -Replaces 3682229
AUTOMANN USA
$54.99Idler Pulley Fits Cummins 15.0 Liter Engine 2008-2016 * High Quality Steel* A/C Drive Belt Idler Pulley* Black * 1.173 Width* 1.669 Bearing I.D.* 3.413 Pulley O.D.* 6 Grooves* 1 LB Weight* Sold Individually *** High Quality Aftermarket Replacement Part...$54.99 -
BESTfit AC Compressor Sanden 4308 With 2 Groove 152MM Clutch - Replaces 4308157577, U4308
BESTFIT TRUCK PARTS
$243.99BESTfit Sanden 4308 Style AC Compressor With 2 Groove 152MM Clutch * High Quality A/C Compressor* 2 Groove 152MM Clutch* Sold Individually* Warranty On A/C Compressor Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...$243.99 -
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: $0.01Was: $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: $0.01Was: $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 -
RigMaster Suction Hose- Compressor To Frame Suction- Size 10 Hose Fits Kohler Engine
RIGMASTER
$82.61APU Suction Hose # 10 - Compressor To Frame By RigMaster Looking for a reliable suction hose? This aftermarket replacement suction hose, sized Number 10, connects the compressor to the frame and is sold individually. Designed as a cost-effective...$82.61 -
RigMaster Discharge Hose- Compressor To Condenser Discharge- Size 8 Hose Fits Kohler Engine
RIGMASTER
$82.61APU Discharge Hose # 8 - Compressor To Condenser By RigMaster Need a reliable discharge hose? This aftermarket replacement discharge hose, sized Number 8, connects the compressor to the condenser and is sold individually. Designed as a cost-effective...$82.61 -
3 Inch OD Stainless Steel Lower Radiator Pipe Replaces 07-06462, 0706462 Fits Peterbilt W/ Cat 3406E
AUTOMANN USA
$102.993 Inch OD Lower Radiator Pipe Fits Peterbilt W/ Cat 3406E$102.99