2 3/8" Hardwall Marine Exhaust Hose 12 1/2' | Sierra 116-250-2384 2 3/8 in. Marine Water/Exhaust Hose (with Wire) 12 1/2 ft. length Engine intake Wet Exhaust Connections - Use where bends or long lengths required Bilge pump intake/discharge Holding tank vent, pump out Black synthetic rubber tube and cover Reinforced with wire helix imbedded between plies of HD synthetic cord Resistant to: exhaust fumes, ozone, mild chemicals, antifreeze, salt water Abrasion resistant Odor permeation resistant Temperature range: -20F to +200F continuous, +250F intermittent 27/32 in. outside diameter