Dayco Heater Hose | Heater Inlet | 11-14 GM 2500HD/3500 6.6L Duramax LML FPE-TURBO-THERM maximizing airflow and deletes the

maximizing airflow and deletes the factory grid heater for even more flow

6L Duramax with this NEW replacement pump from BOSCH

mostly stemming from failed injectors

Double your standard oil change interval reducing oil costs by 50% or more

Wiring harness sold separately

Dayco Heater Hose | Heater Inlet | 11-14 GM 2500HD/3500 6.6L Duramax LML FPE-TURBO-THERM maximizing airflow and deletes theDayco cooling system hoses feature knitted reinforcement, a synthetic EPDM rubber construction for high strength performance, protection against abrasion, and resistance to oil, mud, salt, road debris, ozone and coolants. They can also withstand temperature variations from 40F ( 40C) to +257F (+125C). The inner base is reinforced with knitted rayon for maximum strength and burst resistance. In addition to meeting SAE J20R4, Class D 1 requirements,