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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On Sale
BESTfit 3 Inch To 2.5 Inch Silicone Coolant Hose Reducer
BESTFIT TRUCK PARTS
Now: $34.87Was: $36.71BESTfit 3 Inch To 2.5 Inch Silicone Coolant Hose ReducerIntroducing our Silicone Coolant Hose, designed with a diameter transition from 3.00 inches to 2.50 inches. Crafted from quality silicone material, this hose ensures durability and resistance to...Now: $34.87Was: $36.71 -
On Sale
FASS Mounting Package For Fuel Pumps For Class 8 Trucks Titanium Universal High Pressure
FASS
Now: $47.49Was: $49.99Mounting Package For Fuel Pumps Fits Class 8 Trucks * High Quality Mounting Package* For Fuel Pump For Class 8 Trucks* Titanium Universal High Pressure* Made In The USA* Sold Individually* Warranty On Mounting Packages Against Defects In Workmanship &...Now: $47.49Was: $49.99 -
On Sale
Black Plastic Coolant Reservoir Cap With Nipple Replaces N5348001 For Kenworth & Peterbilt
TPHD
Now: $29.54Was: $31.0915 PSI Coolant Reservoir CapReplace a worn out cap on your coolant reservoir, with this durable and direct replacement cap with a nipple. It features a warning message in an easy to read yellow text on top of the cap to act as a reminder. This cap is...Now: $29.54Was: $31.09 -
On Sale
BESTfit Square To Round AC Compressor Mounting Bracket Kit
BESTFIT TRUCK PARTS
Now: $79.79Was: $83.99BESTfit AC Compressor Mounting Bracket Kit * High Quality Compressor Mounting Bracket Kit* 13.00 Inch x 10.00 Inch x 2.625 Inch* Converts Existing Mounting Brackets On York 209 / 210 Or Tecumseh HG850, HG1080, Compressors To A Sanden SD508, SD508HD,...Now: $79.79Was: $83.99 -
On Sale
Transmission Cooler Mounting Block Kit
OPP - ORIGINAL PARTS PROGRAM
Now: $7.07Was: $7.44Transmission Cooler Mounting Block Kit * High Quality Transmission Mounting Block Kit* Fits 29-07050406 Coolers* Sold Individually*** High Quality Aftermarket Replacement Part (Not OEM)***This Original Parts Program item is not aftermarket and is an...Now: $7.07Was: $7.44 -
On Sale
4.0625 - 4.3750 Inch Heavy Duty T-Bolt Clamp With Spring
BESTFIT TRUCK PARTS
Now: $7.51Was: $7.91Clamp Heavy Duty T-Bolt 4.0625-4.3750 Inch Range * High Quality Clamp* Made Of Stainless Steel * For Charge Air Cooler Boot* 4.0625 Thru 4.3750 Inches* Sold Individually* Warranty On Clamp Against Defects In Workmanship & Material From Date Of...Now: $7.51Was: $7.91 -
On Sale
BESTfit 90 Degree Silicone Coolant Hose Elbow 3.00 ID X 7 X 7
BESTFIT TRUCK PARTS
Now: $39.91Was: $42.01BESTfit 3 Inch Hose Elbow with 90 Degree Bend * High Quality Hose Elbow* Made Of Silicone* 3 Inch ID x 7 Inch x 7 Inch* For Coolant Applications* Sold Individually* Warranty On Hose Elbows Against Defects In Workmanship & Material From Date Of...Now: $39.91Was: $42.01 -
On Sale
BESTfit 90 Degree Silicone Coolant Hose Elbow 2.50 ID X 7 X 7
BESTFIT TRUCK PARTS
Now: $34.97Was: $36.81BESTfit 2.50 Inch Hose Elbow with 90 Degree Bend * High Quality Hose Elbow* Made Of Silicone* 2.5 Inch ID x 7 Inch x 7 Inch* For Coolant Applications* Sold Individually* Warranty On Hose Elbows Against Defects In Workmanship & Material From Date Of...Now: $34.97Was: $36.81 -
On Sale
Power Steering Reservoir Replaces J86-6001 For Peterbilt 300 Series
AUTOMANN USA
Now: $223.24Was: $234.99Power Steering Reservoir Fits Peterbilt 300 SeriesThis quality aftermarket power steering reservoir is built to endure the effects of stress generated by the engine compartment. It is made of a heavy duty plastic and fits various Peterbilt models. * High...Now: $223.24Was: $234.99 -
On Sale
Air Drier - Replaces Bendix AD-IS 801266BXW
AUTOMANN USA
Now: $228.94Was: $240.99Replacement Air Drier * High Quality Air Dryer* Includes - (1) D2A Type Governor- (1) ST4 Type Safety Valve - (1) ADIS/ADIP Type Purge Valve - (1) ADSP ADIS Wabco Type Catridge Kit- (1) Heater/Thermostat Kit * AD-IS Type* Primary Port 1/4in NPT, Opening...Now: $228.94Was: $240.99 -
On Sale
100-300 Degrees Fahrenheit Oil Temperature Sensor Replaces 17-04184, 140401, S25202 For Peterbilt 378, 379, 387
BESTFIT TRUCK PARTS
Now: $39.76Was: $41.85100-300 Degrees Fahrenheit Oil Temperature Sensor Fits Peterbilt 378, 379 & 387Monitor the temperature of your engine oil with this sensor. It fits Peterbilt 378, 379 and 387 models. The gauge scale reads from 100 to 300 degrees Fahrenheit. * High...Now: $39.76Was: $41.85 -
On Sale
30 Inch Diameter 5 Inch Pilot Hole 9 Blade Fan Blade
BESTFIT TRUCK PARTS
Now: $155.79Was: $163.996 Bolt Mounting Clockwise Rotation Fan Blade * High Quality Fan Blade* 5.0 Inch Pilot Hole* CW Rotation* 9-Blade* 30 Inch Diameter* Sold Individually* Warranty On Fan Blade Against Defects In Workmanship & Material From Date Of Purchase** High Quality...Now: $155.79Was: $163.99