5 0 2004 Peterbilt 378 Cooling Assembly $124.95 USD Steel Coolant Pipe, 2 1/2" to 3" Diameter, Take off 2004 Peterbilt 389 with a Cummins ISX450 Engine, OEM# F66-6159 / F666159 ConditionUsedFits To Make(s)PETERBILTFits To Model(s)378Stock Number15779 MLS Number13984583CategoryCooling Assemblies (Rad., Cond., ATAAC) Last Updated11/15/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
4 0 2004 Peterbilt 378 Cooling Assembly Contact for price Steel Coolant Pipe, 2 1/2" Diameter, Take off 2004 Peterbilt 378 with a Cummins ISX450 Engine, OEM# F66-6021 / F666021 ConditionUsedFits To Make(s)PETERBILTFits To Model(s)378Stock Number15771 MLS Number13984575CategoryCooling Assemblies (Rad., Cond., ATAAC) Last Updated11/15/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
3 0 1999 Peterbilt 378 Cooling Assembly Contact for price Cooling Assembly, Complete, Includes RAD, CAC, and Condenser ConditionUsedFits To Make(s)PETERBILTFits To Model(s)378Stock Number1973-6 MLS Number13897890CategoryCooling Assemblies (Rad., Cond., ATAAC) Last Updated10/29/2025 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
3 0 1993 Peterbilt 378 Cooling Assembly $79.95 USD Charge Air cooler Pipe 4", take off 1993 Peterbilt 378, Engine: CAT 3406C, ConditionUsedFits To Make(s)PETERBILTFits To Model(s)378Stock Number14399 MLS Number13727295CategoryCooling Assemblies (Rad., Cond., ATAAC) Last Updated10/19/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
5 0 2006 Peterbilt 378 Cooling Assembly Price Drop $895.45 USD RADIATOR - ATAAC - AC CONDENSOR ConditionUsedEngine ModelISX EPA 04Fits To Make(s)PETERBILTFits To Model(s)378Stock NumberA06C0533 MLS Number10926716CategoryCooling Assemblies (Rad., Cond., ATAAC) Last Updated11/19/2025 LocationEaston, MD, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
4 0 1995 Peterbilt 378 Cooling Assembly $1,270 USD (USED) Peterbilt 378 Rad#: VERIFY ATA#: VERIFY Condenser#: VERIFY Engine: CUMMINS N14 CELECT+ COOLING ASSEMBLY, INCLUDES RADIATOR, CHARGE AIR COOLER, AC CONDENSER, INCLUDES OVERFLOW TANK ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Stock Number25737955 MLS Number13312612CategoryCooling Assemblies (Rad., Cond., ATAAC) Last Updated1/5/2025 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
2 0 2000 Peterbilt 378 Cooling Assembly $1,270 USD (USED) Peterbilt 378 Engine: CAT 3406E 14.6L COOLING ASSEMBLY, INCLUDES RADIATOR, CHARGE AIR COOLER, AC CONDENSER, INCLUDES OVERFLOW TANK ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Stock Number25222265 MLS Number11446467CategoryCooling Assemblies (Rad., Cond., ATAAC) Last Updated12/20/2024 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
4 0 1998 Peterbilt 378 Cooling Assembly $1,270 USD (USED) Peterbilt 378 Rad#: VERIFY ATA#: VERIFY Condenser#: VERIFY Engine: CUMMINS M11 COOLING ASSEMBLY, INCLUDES RADIATOR, CHARGE AIR COOLER, AC CONDENSER, INCLUDES OVERFLOW TANK ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Stock Number25369192 MLS Number11836882CategoryCooling Assemblies (Rad., Cond., ATAAC) Last Updated8/29/2024 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
0 0 2002 Peterbilt 378 Cooling Assembly Contact for price USED PETERBILT 378 COOLING ASSEMBLY. ConditionUsedFits To Make(s)PETERBILTFits To Model(s)378Stock Number75052 MLS Number12828742CategoryCooling Assemblies (Rad., Cond., ATAAC) Last Updated5/2/2024 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info