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 Lower Radiator Pipe 07-06464 For Peterbilt 357, 377, 378, 379 W/ Cummins N14
BESTFIT TRUCK PARTS
$146.99Replacement Coolant Tube Lower Coolant Tube 2.5 OD To 3 Inch ID - Lower Coolant Tube - 304 Stainless Steel - Dimensions: - 2 1/2 Inch OD - 3 Inch ID - 1 Port 3/8 Inch NPT - Rust Resistant - Sold...$146.99 -
BESTfit Stainless Steel 90 Degree Lower Coolant Tube 07-06462 For Peterbilt With CAT 3406E Or C15
BESTFIT TRUCK PARTS
$208.99Replacement Coolant Tube Fits Peterbilt 357, 377, 378 & 379 - Lower Coolant Tube - Made Of Stainless Steel - 90 Degree Bend - With Single Mounting Tab - Fits Peterbilt Trucks With Caterpillar Engines - Sold...$208.99 -
BESTfit 2.5 To 3 Inch SS Lower Coolant Tube 07-06464 For Peterbilt 357, 377, 378 & 379
BESTFIT TRUCK PARTS
$274.99Lower Coolant Tube Fits Peterbilt - Stainless Steel - 2.5 Inch To 3.0 Inch - With Cummins N14 Engine - Sold Individually - Warranty On Coolant Tubes Against Defects In Workmanship & Material From Date Of Purchase -...$274.99 -
BESTfit Stainless Steel Double Bend Upper Coolant Tube Replaces 07-05723 For Peterbilt With CAT 3406
BESTFIT TRUCK PARTS
$338.99Replacement Coolant Tube Fits Peterbilt 357, 377, 378 & 379 - Coolant Tube - Made Of Stainless Steel - Double Bend - Sold Individually - Warranty On Upper Coolant Tubes Against Defects In Workmanship & Material From Date Of...$338.99 -
BESTfit 3 Inch SS Lower Coolant Tube F66-6251 For Peterbilt W/ Caterpillar Engine
BESTFIT TRUCK PARTS
$463.99Replacement Coolant Tube Fits Peterbilt - Coolant Tube - Made Of Stainless Steel - Lower 3 Inch Diameter - With Caterpillar Engine - Sold Individually - Warranty On Coolant Tubes Against Defects In Workmanship & Material...$463.99 -
BESTfit Poly Radiator Mount Bushing 1.95 Inch For Peterbilt 357. 359. 362. 377. 378. 379. 385
BESTFIT TRUCK PARTS
$23.56Poly Radiator Mount Bushing Replaces 07-05861, D84 RM75-63861, And RM7563861 - Radiator Mount Bushing - Poly - Description: - 1.95 Inch Length - 0.525 Inch ID - 1.3 Inch OD - Sold Individually - Warranty On...$23.56 -
BESTfit 2.5 To 3 Inch SS Lower Coolant Tube For Peterbilt 357, 377, 378, 379
BESTFIT TRUCK PARTS
$259.99Replacement SS 2.5 X 3 Inch Lower Coolant Tube - Lower Coolant Tube - 304 Stainless Steel - 2.5 Inch X 3 Inch - Has One 3/8 Inch Threaded Port - Made In USA - Sold Individually - Warranty On Lower Coolant Tubes...$259.99 -
BESTfit 2.5 To 3 Inch SS Lower Coolant Tube 07-06468 For Peterbilt W/ Detroit Engine
BESTFIT TRUCK PARTS
$275.99Replacement Peterbilt Coolant Tube - Made Of High Quality Stainless Steel - Lower 2.5 To 3 Inch Diameter - With Detroit Engine - Sold Individually - Warranty On Coolant Tubes Against Defects In Workmanship & Material From Date...$275.99 -
BESTfit 2.5 Inch SS Upper Coolant Tube For Peterbilt F66-6236
BESTFIT TRUCK PARTS
$295.99Replacement Stainless Steel 2.5 Inch Coolant Tube Fits Peterbilt - Upper Coolant Tube - Made Of Stainless Steel - 2.5 Inch Diameter - Works With Caterpillar Engine - Sold Individually - Warranty On Coolant Tubes Against...$295.99 -
BESTfit 2.5 Inch SS Upper Coolant Tube 05-19262 For Peterbilt 357, 377, 378 & 379
BESTFIT TRUCK PARTS
$224.992.5 Inch Upper Coolant Tube Fit Peterbilt - Stainless Steel - Upper 2.5 Inch Diameter - With Cummins Engine - Sold Individually - Warranty On Coolant Tubes Against Defects In Workmanship & Material From Date Of Purchase -...$224.99 -
BESTfit 3 Inch SS Lower Coolant Tube F66-6152 For Peterbilt
BESTFIT TRUCK PARTS
$308.99Replacement Coolant Tube Fits Peterbilt - Coolant Tube - Made Of Stainless Steel - Lower 3 Inch Diameter - With Caterpillar Engine - Sold Individually - Warranty On Coolant Tubes Against Defects In Workmanship & Material...$308.99 -
BESTfit 2.5 Inch SS Upper Coolant Tube 07-06902 For Peterbilt
BESTFIT TRUCK PARTS
$287.99Replacement Coolant Tube Fits Peterbilt - Made Of High Quality Stainless Steel - Upper 2.5 Diameter - With Detroit Engine - Sold Individually - Warranty On Coolant Tubes Against Defects In Workmanship & Material From Date Of...$287.99