Engine Parts

CAC Pipe For Peterbilt 357, 378, 379, 388 & 389 With C15, Acert & 3406E EnginesThis Stainless Steel Right Side Charge Air Cooler Pipe is the perfect replacement part for Peterbilt trucks with C15, Acert, and 3406E engines, including models 357, 378, 379,...

BESTfit Charge Air Cooler Fits Peterbilt* High Quality Super Duty Charge Air Cooler* Inches Core Size  - 25.000 Height  - 27.250 Width  - 2.625 Core Thickness  - 4.500 Inlet  - 4.500 Outlet* Sold Individually* Warranty On Air...

BESTfit Charge Air Cooler Kit Fits Peterbilt* High Quality Charge Air Cooler* Inches Core Size  - 25.875 Height  - 19.000 Width  - 3.500 Core Thickness  - 4.000 Inlet  - 4.000 Outlet* Sold Individually* Warranty On Charge Air...

BESTfit AC Expansion Valve Fits Peterbilt 389The BESTfit AC Expansion Valve is a high-quality replacement designed to fit Peterbilt 389 models, effectively replacing OEM part number 3S011516. This expansion valve ensures precise regulation of refrigerant...

Replacement HVAC High Pressure Switch By BESTfitThe BESTfit AC High Pressure Switch is a reliable replacement designed for Peterbilt trucks, engineered to maintain optimal HVAC system performance. Featuring an M10 x 1.25 metric thread, this high-quality...

BESTfit Charge Air Cooler Super Duty Fits Peterbilt* High Quality Charge Air Cooler* Super Duty Charge Air Cooler Is A Bar & Plate Design* Inches Core Size  - 33.661 Height  - 30.669 Width  - 2.000 Core Thickness  - 4.000 Input ...

BESTfit Charge Air Cooler Kit Fits Peterbilt* High Quality Charge Air Cooler* Inches Core Size  - 25.000 Height  - 27.250 Width  - 2.625 Core Thickness  - 4.500 Inlet  - 4.500 Outlet* Sold Individually* Warranty On Charge Air...

BESTfit AC Evaporator Fits PeterbiltThe BESTfit AC Evaporator measuring 6.75 x 8.75 x 2.875 inches is a high-quality replacement part designed to fit select Peterbilt models. Engineered for durability and efficient cooling, this evaporator ensures...

BESTfit AC Evaporator Fits PeterbiltThe BESTfit 11.225 x 7.08 x 2.75 inch AC Evaporator is a high-quality replacement designed for Peterbilt trucks, offering reliable cooling performance for your HVAC system. Precisely sized at 11.225 inches by 7.08...

Driver Side Stainless Steel Charge Air Cooler Tube With 4 1/2 Inch DiameterThis 4-1/2 inch diameter charge air cooler tube with a single bend is designed to fit the driver's side for 379, 378, 357, and 377 Peterbilt models equipped with a 3406B CAT...

Replacement Stainless Steel Passenger Side CAC Pipe With 4 Inch DiameterUpgrade your rig with this high-quality BESTfit 304 Stainless Steel Charge Air Cooler Pipe, designed to replace OEM part K180-18309 on Kenworth W900L models. Built for the passenger...

BESTfit AC Pressure Cycling SwitchThe BESTfit Low Pressure AC Switch is a high-quality replacement designed specifically for Peterbilt trucks, ensuring efficient and reliable HVAC system operation. Featuring an M12 x 1.50 metric thread, this pressure...