Earls UltraPro Series Hose Size 16 6 Ft 680616ERL flowtech install takes minutes seatbelts and accessories install takes minutes Brand Holley Center Bore (Register Diameter) 2 UltraPro from Earl's was engineered as a system to exceed the rigorous demands of even the most extreme forms of racing 183" Fluid Type Automatic Transmission Fluid Fluid Type Bio Fuels Fluid Type Coolant Fluid Type Diesel Fluid Type E85 Fluid Type Methanol Alcohol Fluid Type Oil Fluid Type Pump Gas Fluid Type Race Gas Fluid Type Rating Automatic Transmission Fluid 5 out of 5 Rating Fluid Type Rating Bio Fuels 5 out of 5 Rating Fluid Type Rating Coolant 5 out of 5 Rating Fluid Type Rating Diesel 5 out of 5 Rating Fluid Type Rating E85 5 out of 5 Rating Fluid Type Rating Methanol Alcohol 5 out of 5 Rating Fluid Type Rating Oil 5 out of 5 Rating Fluid Type Rating Pump Gas 5 out of 5 Rating Fluid Type Rating Race Gas 5 out of 5 Rating Hose Family UltraPro Hose Length 6 Feet Hose Outer Material Black Polyester Hose Size 16 AN Inside Diameter