Certified Cold Weather Protection
Winterize With Idaho Water Sports
Don't let freezing temperatures destroy your engine, plumbing, or ballast systems. Our certified team ensures your boat survives winter and is ready to hit the water in spring. Available at our Burley, Idaho Falls, and McCall locations. Looking for Nampa winterization?
Book Your Service
Schedule Your Winterization
Tell us about your boat and your preferred IWS location. A certified service advisor will contact you to coordinate dates and options.
See It In Action
Watch Our Winterization Process
A behind-the-scenes look at how our certified technicians protect your boat's engine, plumbing, and fuel system before the Idaho winter hits.
Essential Protection
Why Winterization Matters
Winterization isn't just a checklist—it's essential protection for your boat. When temperatures drop, water left in your engine, plumbing, or ballast systems can freeze and cause cracked blocks, busted hoses, and thousands of dollars in repairs.
At Idaho Water Sports, We:
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Drain & flush all freshwater systems
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Add eco-friendly, pet-safe freeze protection
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Stabilize fuel to prevent damage over winter
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Provide a 36-point safety inspection for your boat & trailer
Winterizing with our certified team means your boat will be ready to hit the water in the spring—with no costly surprises.
Our Methodology
Our Winterization Process
Engine & Drivetrain
Drain cooling systems, flush with antifreeze, fog cylinders, protect exhaust manifolds.
Fuel System
Add stabilizer, run through fuel lines, prevent ethanol damage and varnish buildup.
Plumbing & Ballast
Drain all freshwater lines, ballast tanks, and pumps; add pet-safe antifreeze to prevent cracking.
Inspection & Report
36-point safety check of hull, trailer, electrical, and mechanical systems with written report.
Locations & Access
Hours Of Operation
Weekly Schedule
- Monday - Friday 9:00 AM - 5:00 PM
- Saturday 9:00 AM - 5:00 PM
- Sunday Closed
Direct Dealer Service Access Points:
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Burley
— 2165 Overland Ave. (208-678-5869)
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Idaho Falls
— 3020 Outlet Blvd. (208-522-8888)
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McCall
— 14138 Water Sports Ln. (208-634-8888)
Need winterization at our Nampa location? Visit our Nampa winterization page.
Hassle-Free Answers
Frequently Asked Questions
Our facilities can handle vessels of all scales, from personal watercraft and sport runabouts up to 40-foot wakeboard boats, pontoon craft, and luxury cabin cruisers. We offer specialized tall-clearance bays for tower-up storage.
Drop-offs and valet pickups are coordinated during regular dealership hours (Monday–Saturday, 9:00 AM–5:00 PM). We kindly request a 24-hour notice through our online portal or direct store phone line to ensure your boat is prepped and staged.
Yes, however, availability varies by location. Call your local Idaho Water Sports for details. our Inside Dry Storage package is fully insulated and climate-controlled. This keeps your boat at a stable temperature and humidity level, preventing upholstery degradation, mildew, and interior condensation throughout the Idaho winter.
All four IWS storage locations feature fully fenced commercial perimeters, gated keypad access, continuous high-definition video surveillance, active nighttime lighting, and regular physical facility rounds by our onsite staff.
Absolutely. This is our signature 'easy button' convenience. While your boat is stored, our certified technicians can perform full winterization, engine block servicing, fiberglass repairs, detail packages, or accessory installations.
Yes, all indoor storage packages include periodic battery testing and connection to smart trickle-chargers to maintain optimal voltage, ensuring your power is healthy and immediate when spring launch arrives.