Built by Nautique in 2026, the Super Air Nautique S21 is a 6.4-meter inboard motor boat that delivers impressive surf and wake performance in a versatile, family-friendly design. This towboat combines practical functionality with modern amenities, making it well-suited for both recreational water sports and leisurely days on the water.
Powered by a PCM ZZ5 5.3L DI inboard engine producing 355 horsepower, the S21 features a fiberglass hull with gelcoat finish, a 2,650-pound ballast capacity with NSS Waveplate technology for customizable wave creation, and a 65-gallon fuel tank. The boat accommodates up to 14 people and is equipped with dual battery and switch systems, a 4-blade brass propeller, and comprehensive lighting including navigation, anchor, and docking lights. The helm is centered around a LINC Panoray touchscreen display with Surf Select functionality, complemented by a leather steering wheel, tilt steering, and integrated climate control with heater and defroster.
Interior comfort is supported by premium JL Audio speaker systems (M6 Series tower speakers and M3 Series premier cabin speakers), wireless phone charging, adjustable backrest seating, in-seat storage, and Sahara Sand and Black Trueweave vinyl finishes. Exterior features include a retractable sky pylon, manual folding tower with bi-fold Bimini top, stainless steel cleats and cleats, transom walkthrough access, and a comprehensive canvas cover. This boat is ideal for families and groups seeking a capable watercraft that excels at towing water sports while offering comfortable seating and modern conveniences for casual cruising.
Bella Yacht assists buyers throughout the acquisition process, from availability checks and yacht analysis to negotiation strategy, survey coordination, documentation, refit advice, crew, delivery and post-purchase support. Our role is to help clients evaluate this yacht with clarity, compare it with relevant alternatives and secure the best possible conditions.
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Comparable by type, size and budget
Not Every Yacht for Sale Is Publicly Listed.
Through our network of owners and partner brokers, we identify yachts genuinely available for sale but absent from our website and public yacht portals.
Tell Us What You Are Looking For
Worldwide search across officially listed yachts and yachts genuinely available without being published online.
Viewings, survey, negotiation and closing.
Search mandate, then 4% + VAT at closing — or co-brokerage, borne by the seller. Always agreed before we start.
We coordinate the sale or part-exchange of your current yacht alongside your new acquisition. →
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