View 8 Photos View 0 Videos 2004 Peterbilt 378 Turbocharger / Supercharger Recently Updated $44.95 USD Rubber Elbow, 38 Degree, 7" Diameter, Take off 2004 Peterbilt 378 with a Cummins ISX450 Engine, P/N: 38HL7 / 438124-01 / 43812401 ConditionUsedFits To Make(s)PETERBILTFits To Model(s)378Stock Number15777 MLS Number13984581CategoryTurbochargers / Superchargers Last Updated2/12/2026 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos 2004 Peterbilt 378 Turbocharger / Supercharger Recently Updated $44.95 USD Rubber Reducing Elbow, 7" to 6", Take off 2004 Peterbilt 378 with a Cummins ISX450 Engine, P/N: 43931101 / 439311-01, ConditionUsedFits To Make(s)PETERBILTFits To Model(s)378Stock Number15776 MLS Number13984580CategoryTurbochargers / Superchargers Last Updated2/12/2026 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos 2004 Peterbilt 378 Turbocharger / Supercharger Recently Updated $44.95 USD Air Intake Coupler, 7 1/2" Diameter, Nipple: 2 1/2" Diameter, Take off 2004 Peterbilt 378 with a Cummins ISX450 Engine, OEM# P15-8024 OEM# P15-8024 ConditionUsedFits To Make(s)PETERBILTFits To Model(s)378Stock Number15775 MLS Number13984579CategoryTurbochargers / Superchargers Last Updated2/12/2026 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos 2004 Peterbilt 378 Turbocharger / Supercharger Recently Updated $99.95 USD Aluminum Pipe, 7" Long with a 7" Diameter, Take off 2004 Peterbilt 378 with a Cummins ISX450 Engine, P/N: 05-10550-028 / 0510550 / 0510550028, ConditionUsedFits To Make(s)PETERBILTFits To Model(s)378Stock Number15774 MLS Number13984578CategoryTurbochargers / Superchargers Last Updated2/11/2026 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos 2004 Peterbilt 378 Turbocharger / Supercharger $189.95 USD Steel Air Transfer Tube, 4" Diameter, Take off 2004 Peterbilt 378 with a Cummins ISX450 Engine, OEM# D66-6010 ConditionUsedFits To Make(s)PETERBILTFits To Model(s)378Stock Number15773 MLS Number13984577CategoryTurbochargers / Superchargers Last Updated1/3/2026 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 8 Photos View 0 Videos 2004 Peterbilt 378 Turbocharger / Supercharger $189.95 USD Aluminum Pipe, 7" Diameter, Take off 2004 Peterbilt 378 with a Cummins ISX450 Engine, P/N: D04-6010 ConditionUsedFits To Make(s)PETERBILTFits To Model(s)378Stock Number15772 MLS Number13984576CategoryTurbochargers / Superchargers Last Updated1/3/2026 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos 2004 Peterbilt 378 Turbocharger / Supercharger $120 USD PETERBILT Pipe - Elbow, Lower P/N: 07-05849 M ConditionUsedFits To Make(s)PETERBILTFits To Model(s)378Stock Number15899 MLS Number13992341CategoryTurbochargers / Superchargers Last Updated11/20/2025 LocationSpokane Valley, WA, US Sold ByHigh Mountain Horsepower (833) 913-___ SHOWNUMBERCall Seller Email Seller Save More Info