Engine Parts

BESTfit HVAC Moisture IndicatorThe BESTfit HVAC Moisture Indicator for Peterbilt 359 is a high-quality replacement for part number 70R3530, designed to protect your truck's air conditioning system...

BESTfit AC Condenser Fits PeterbiltKeep your Peterbilt 379 and 387 trucks cool with the BESTfit AC Condenser, featuring a 30 x 23.75 inch core size and 0.75-inch thickness. Engineered for durability...

BESTfit AC Evaporator Fits PeterbiltThis Universal Air Conditioner Evaporator Core is built to OEM specifications, ensuring a perfect fit and high-efficiency function as your factory component. It...

Peterbilt HVAC High Pressure Switch By BESTfitThis high pressure / fan over ride switch monitors the A/C loops high pressure level, it enable or disable the compressor according to two pressure...

BESTfit Air Conditioner Compressor Replaces 10355063 And 488-45063Restore your truck's air conditioning efficiency with the BESTfit AC Compressor, compatible with part numbers 10355063 and 488-45063...

BESTfit Cab & Bunk Blower Resistor Fits Peterbilt 359 With Red Dot ACThis aftermarket Cab and Bunk Blower Resistor with Red Dot AC for a Peterbilt 359 is designed to replace your OE CA09900,...

BESTfit AC Condenser Fits PeterbiltThe BESTfit AC Condenser measuring 31.5 x 20.125 inches is a premium replacement designed for Peterbilt 384 and 386 models. Crafted with high-quality materials,...

BESTfit AC Drier Replaces 18-03619, 088250-00 Fits Peterbilt 357,375,377,378 & 379The BESTfit Air Conditioner Drier is a high-quality replacement designed to fit Peterbilt models 357, 375, 377, 378,...

BESTfit Low Pressure Switch With Metric Fitting Style, Close 47 PSI & Open 23 PSIMaintain optimal performance and safety in your truck's air conditioning system with the BESTfit 2 Pin Low Pressure...

BESTfit 10.5 Inch Defroster Cable With Looped Ends Fits Peterbilt 359This 10.5 Inch Defroster Cable with Looped Ends for a Peterbilt 359 is designed to replace your OE FA10200 factory style defroster...

BESTfit AC Condenser Fits PeterbiltThe BESTfit AC Condenser 31.5 x 25 inch is a high-quality replacement designed specifically for Peterbilt 387 trucks. Featuring a durable core size of 31.5 inches...

BESTfit AC Condenser Fits Peterbilt 18-03543The BESTfit AC Condenser with Parallel Flow Design is a high-quality replacement for Peterbilt models 357, 375, 377, 378, and 379 equipped with a charge...