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 4 To 6.125 Inch Large Hose Clamp
BESTFIT TRUCK PARTS
$17.33BESTfit Large Hose ClampUpgrade your exhaust system with our versatile clamp, designed to fit pipes ranging from 4 inches to 6 1/8 inches in diameter. Crafted with durability in mind, this clamp ensures a secure and snug fit for your exhaust components...$17.33 -
BESTfit AC Condenser W/ Parallel Flow Design For Peterbilt 357, 375, 377, 378 & 379 W/ Charge Air Cooler
BESTFIT TRUCK PARTS
$109.99BESTfit AC Condenser Fits Peterbilt 18-03543 * High Quality Parallel Flow AC Condenser* Inches Core Size- 29.750 Height- 8.000 Width - 1.000 Core Thickness* Replaces OE 18-03543* Sold Individually* Warranty On AC Condensers Against Defects In Workmanship...$109.99 -
BESTfit Fan Shroud Replaces 07-06686M002 For Peterbilt 377, 378 & 379
BESTFIT TRUCK PARTS
$549.99Fiberglass Fan Shroud Fits PeterbiltOur Fiberglass aftermarket replacement part offers superior quality and affordability compared to OEM options. Crafted to OEM standards, it ensures reliable performance and durability. With pre-drilled holes and...$549.99 -
BESTfit Fan Shroud Replaces 07-06685M002 For Peterbilt 377, 378 & 379
BESTFIT TRUCK PARTS
$539.99Fiberglass Fan Shroud Fits Peterbilt Replaces 07-06684M001/07-06684M002/07-06684M003Enhance your vehicle's style with our Fiberglass aftermarket replacement part. Crafted to OEM quality standards, this component boasts pre-drilled holes for easy...$539.99 -
BESTfit Fiberglass Fan Shroud Replaces F22-6031M01 For Peterbilt 377, 378 & 379
BESTFIT TRUCK PARTS
$559.99BESTfit Fiberglass Fan Shroud Fits Peterbilt Replaces F22-6031M01 & F22-6014M03Introducing our Fiberglass Fan Shroud, a top-quality aftermarket replacement part for your vehicle's cooling system. Crafted with OEM quality standards, this shroud is made of...$559.99 -
BESTfit Fan Shroud Replaces 07-06675M001 For Peterbilt 377, 378 & 379
BESTFIT TRUCK PARTS
$499.99BESTfit Fiberglass Fan Shroud Fits Peterbilt Replaces 07-06680M001, 07-06681M001Introducing our Fan Shroud, a cost-effective solution for your vehicle's cooling needs! Made of durable fiberglass, this shroud measures 36-1/2 inches in height, 36 inches in...$499.99 -
BESTfit Fan Shroud Replaces 07-06682M002 For Peterbilt 357, 377, 378 & 379
BESTFIT TRUCK PARTS
$355.99BESTfit Fiberglass Fan Shroud Fits Peterbilt Replaces 07-06688M002, F22-6011M10 & 07-06688M004 * High Quality Fan Shroud* Made Of Fiberglass* Pre-Drilled Holes* Gel-Coated On The Inside For Improved Air Flow* Made In USA* Sold Individually* Warranty On...$355.99 -
BESTfit Super Duty Charge Air Cooler 33.661 X 30.669 Inch For Peterbilt 357, 375, 377, 378, 379 & 385
BESTFIT TRUCK PARTS
$639.99BESTfit Charge Air Cooler Super Duty Fits PeterbiltThis aftermarket 30.669 X 33.661 Super Duty Charge Air Cooler for a Peterbilt 377 and 379 is tested and designed to replace your OE 05-18730, 05-18731, 05-18751, 0706657A, or other factory style charge...$639.99 -
BESTfit AC Condenser For Peterbilt 330, 357, 375, 377, 378 & 379
BESTFIT TRUCK PARTS
$162.99BESTfit AC Condenser Fits PeterbiltThis high quality AC Condenser fits Peterbilt 330, 357, 375, 377, 378, and 379 models. The condenser has a parallel flow structure and has the dimensions of 26.625 X 28 inches. * High Quality AC Condenser * Parallel...$162.99 -
BESTfit Charge Air Cooler 25 X 27.25 Inch For Peterbilt 377, 378 & 379
BESTFIT TRUCK PARTS
$881.99BESTfit Charge Air Cooler Fits Peterbilt 377, 378 & 379This aftermarket Peterbilt 377, 378, and 379 Charge Air Cooler is tested and designed to replace your OE 0514968, 0515020M, 0516673, 0516673L, or other factory style charge air coolers. This charge...$881.99