Protect Engine All Winter!

"I used to spend hours piecing together separate parts and still ended up with spilled fluid on my dock before winter. Using this kit made engine flushing effortless, and my boat started up smoothly on the very first turn this spring!" – Robert H.

Why Get Our Boat Winterizing Complete Kit?

✅Prevent Engine Freezing: Trapped water inside your engine block expands in sub-zero weather and causes severe internal cracks; this complete kit flushes and replaces remaining water with antifreeze using a steady, controlled feed.

✅Gravity-Fed Flow Design: Features a dedicated 5-gallon tank with high-flow brass fittings and shutoff valves that deliver fluid steadily without requiring extra pumps or messy gravity funnels.

✅All-In-One Box Convenience: Includes the core tank, reinforced clear hose, T-connector, and flow control valves so DIY boaters and professionals can complete seasonal maintenance quickly without hunting for separate components.

⚙️ Specifications:

• Color: Clear tank with black valve

• Item Weight: 4.29 lbs

• Material: Reinforced kink-resistant vinyl hose with heavy-duty plastic tank

• Other specs: 5-gallon capacity, 5/8 in hose diameter, gravity flow valve system

• Compatibility: Inboard, outboard, and raw water cooling boat engine systems

• Product Dimensions: 18.62 in x 12.87 in x 8.39 in

📦 Package Inclusions: 

• 1 X 5-Gallon Antifreeze Tank 

• 1 X Brass T Valve

• 1 X Water Tank Valve

• 1 X Water Hose

• 1 X Water Hose Valve

• 1 X User Manual