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Make something old
Installs on the Cold Side to transfer cooled air smoothly to the engine for better performance
6L was engineered to minimize air restriction and flow better than stock
This model range represents one of the quickest spooling 3/4 ton trucks Calibrated has ever tuned
Dayco Upper Radiator Hose 11-16 GM 2500HD/3500 6.6L Duramax LML 2005 Chevrolet 6.6L Duramax LLY Make something oldDayco 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,
