Dayco Lower Radiator Hose Assembly 01-05 GM 2500HD/3500 6.6L Duramax LB7/LLY IIS-317302 This regulator from FASS allows

This regulator from FASS allows the driver to set the pressure out of their lift pump to what their requirements are from 0-100 PSI

Leaking front axle seal

for dedicated towing rigs and daily drivers

but wouldn't operation of your brake be easier (and cooler) if you had a rocker switch mounted on your shift lever

Dayco Lower Radiator Hose Assembly 01-05 GM 2500HD/3500 6.6L Duramax LB7/LLY IIS-317302 This regulator from FASS allowsDayco 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,