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 -
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 -
Driver Side 4-4.5 Inch SS Charge Air Cooler Tube By BESTFit Replaces 05-18823 Fits Peterbilt 357, 377, 378 & 379
BESTFIT TRUCK PARTS
$386.99BESTfit 4-4.5 Inch Stainless Steel Charge Air Cooler Tube For Peterbilt 357, 377, 378 & 379- Driver Side - Charge Air Cooler Tube- Made Of 304 Stainless Steel- 2 Bends- 4.0 Inch - 4.5 Inch Diameter- Driver Side- Made In USA- Sold Individually-...$386.99 -
BESTfit Stainless Steel Lower Coolant Tube Replaces F66-6251 For Peterbilt 357, 359, 377, 378 & 379
BESTFIT TRUCK PARTS
$563.40High Quality Lower Coolant Tube$563.40 -
Two Piece Fiberglass Radiator Fan Shroud Replaces 07-06686M002 Fits Peterbilt 357, 377, 378, 379, 387
BESTFIT TRUCK PARTS
$499.99Peterbilt Replacement 2 Piece Radiator Fan Shroud W/ 34 Inch Opening - Radiator Fan Shroud- Made Of Fiberglass- Easy To Work With 2 Piece Design- Pre-Drilled Holes- Gel-Coated On The Inside For Improved Air Flow- Dimensions: - 36.50 Inch...$499.99 -
Fiberglass Radiator Fan Shroud Replaces 07-05202, 07-0660M001, 07-06675M001, 07-06681M001 & 07-06682M002 Fits Peterbilt 377, 378 & 379
BESTFIT TRUCK PARTS
$199.9936.5 X 36 X 5.375 Inch Fiberglass Radiator Fan Shroud- 2 Piece - Radiator Fan Shroud- Made Of Fiberglass- Easy To Work With 2 Piece Design- Pre-Drilled Holes- Gel-Coated On The Inside For Improved Air Flow- Dimensions: - 36.50 Inch Height -...$199.99 -
Two Piece Fiberglass Radiator Fan Shroud Replaces 07-06684M003, 07-06684M002 Fits Peterbilt 357, 377, 378, 379, 387
BESTFIT TRUCK PARTS
$499.99Peterbilt Replacement 2 Piece Radiator Fan Shroud W/ 32 Inch Opening - Radiator Fan Shroud- Made Of Fiberglass- Easy To Work With 2 Piece Design- Pre-Drilled Holes- Gel-Coated On The Inside For Improved Air Flow- Dimensions: - 36.50 Inch...$499.99 -
On Sale
Two Piece Fiberglass Radiator Fan Shroud Replaces F22-6031M01, F22-6014M03 Fits Peterbilt 377, 378, 379
BESTFIT TRUCK PARTS
Now: $349.99Was: $499.99Peterbilt Replacement 2 Piece Radiator Fan Shroud W/ 34 Inch Opening - Radiator Fan Shroud- Made Of Fiberglass- Easy To Work With 2 Piece Design- Pre-Drilled Holes- Gel-Coated On The Inside For Improved Air Flow- Dimensions: - 36.50 Inch...Now: $349.99Was: $499.99 -
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
$107.993 Inch OD Lower Radiator Pipe Fits Peterbilt W/ Cat 3406E$107.99