EXTENDS ENGINE LIFE: Our winterizing kit uses a gravity flow system to flush and protect your boat's engine, extending its life and reducing maintenance costs.

EASY TO USE: Includes a 5-gallon antifreeze tank, T-connector, shutoff valve, clear reinforced hose, and fittings for hassle-free winterizing of inboard and outboard engines.

IMPROVES PERFORMANCE: High-flow fittings ensure smooth antifreeze flow, cleaning impurities and boosting engine performance. Avoid connecting to raw water pump suction.

COMPATIBLE & CONVENIENT: Works with most inboard and outboard engines. Requires separate antifreeze, motor muffs, or pump adapter (sold separately).

BETTER BOAT QUALITY: Family-owned American business offering premium boat parts and accessories you can trust.