Indmar Engine Drain Hose w/ Coupler – 52" ReplacementMake engine winterization and routine maintenance faster and cleaner with this Indmar engine drain hose with coupler. Designed as a direct replacement, this 52 inch drain hose helps route water out of the engine block manifold drain point to reduce mess in the bilge and improve access in tight engine compartments. The durable, reinforced black hose is paired with a corrosion resistant metal coupler for a secure connection and dependable sealing.