Home » New Boats For Sale » Nautique » 2026 Nautique GS20 Prev Boat Next Boat New - 2026 Nautique GS20 |Featured IN STOCK Description Standard FeaturesPCM® ZZ5 355HP - 5.3L Direct InjectionAdditional FeaturesPCM PCM® ZZ5 355HP - 5.3L Direct InjectionBimini - Tower Mounted Tri-Fold with Surf PocketsNautique Awareness Camera (Included with Flight Control Tower - Actuated)Tower Speakers - Prep Kit JL Audio® M Series Elite (Pre-Wired 4 Channel Amplifier)Tower Speakers - Single Speaker Housing, JL Audio® M6 Series Speakers (Requires Tower Speaker Prep Kit)Air Pump Inflator System NEWBattery - Maintenance System (Integrated Charger) - Dual BatteryCover - PlatformCover - Towable/Mooring with Anti-Pooling System (Standard or Actuated Tower) - Tower UpHeater with DefrosterLights - Docking/Daytime Running LightPhender Pro - Boat Fender Attachment System (4 - GS20 and GS22, 6 - GS24)Ski Pylon - RetractableSeating - Bow Filler CushionStereo - JL Audio® M3 Series Premier (Zone Control, 6 JL Speakers, JL 10" Subwoofer, JL 6 Channel Amplifier)Stereo - Transom Mounted Remote ControlSurf Select with The Surf SwitchTandem Spoke Leather Steering WheelWalk-Thru Air-Dam (Slide-In)Wireless ChargingPrimary Interior - Haze GreyMain Stripe - Mystic White SoftmaxAccent Piping - Mojave Brown TrueweaveSeat Boxing - Mojave Brown Trueweave $297Non-Ski - Mocha BrownThread Color - Mojave BrownInterior Badging - Bright Chrome Finish with Illusion FrostGS-Series Badging - White Chrome Finish with Illusion FrostInterior Deck - Haze GreyMain Stripe - Mystic WhiteMain Accent Stripe - Haze GreyAccent Color - Haze GreyHull Bottom - Haze GreyFCT-A Primary Color - Mystic WhiteFCT-A Secondary Color - Mystic White $322Platform - Haze GreyNSS Cover - Mystic White Location:Elkhorn, WI Manufacturer:Nautique Year:2026 Status:IN STOCK Stock #:NAU397009-B1-Stock HIN:CTC60090E626 length:20 weight:4,700 lbs fuel-capacity:39 Gallons person-capacity:12 hull-type:Fiberglass/Composite fuel-type:Gasoline engine-horsepower:335 power:PCM ® ZZ5 355HP - 5.3L Direct Injection drive:Inboard-V beam:100" draft:30" Location Lauderdale Lakes, WI Contact Info Address: N7536 Sterlingworth Dr. Elkhorn, WI 53121 Phone: (262) 742-3898 Business Hours Mon Closed Tue - Sat 8:00AM - 5:00PM Sun 10:00AM - 4:00PM Payment Calculator Loan Payment Details Price of Inventory Item Min: $0 Max: $5000000 Sales Tax (%) Min: 0% Max: 10% Trade-In Value or Down Payment Min: $0 Max: $5000000 Rate (APR %) Min: 0% Max: 30% Term (Months) Min: 0 Months Max: 288 Months Monthly Payment Summary Price of Inventory Item:$ 0 Sales Tax (%)7 % Trade In Value or Down Payment$ 0 Rate (APR %)7.25 % Term Months144 Months Estimated Monthly Payment:$ *Financing offered through the Boat House Financial Services and our lending partners. Available rates are dependent on many factors including credit score, down payment, loan term, loan amount, vessel value and vessel age. Minimum credit history and down payment requirements will dictate final approval. Rates are subject to change without notice. Financing is available with approved credit (W.A.C.).The Boat House reserves the right to withdraw any offer of financing. Apply For Financing Boat Inquiry Description Specs Location Payment Calculator Inquire About Boat Description Standard FeaturesPCM® ZZ5 355HP - 5.3L Direct InjectionAdditional FeaturesPCM PCM® ZZ5 355HP - 5.3L Direct InjectionBimini - Tower Mounted Tri-Fold with Surf PocketsNautique Awareness Camera (Included with Flight Control Tower - Actuated)Tower Speakers - Prep Kit JL Audio® M Series Elite (Pre-Wired 4 Channel Amplifier)Tower Speakers - Single Speaker Housing, JL Audio® M6 Series Speakers (Requires Tower Speaker Prep Kit)Air Pump Inflator System NEWBattery - Maintenance System (Integrated Charger) - Dual BatteryCover - PlatformCover - Towable/Mooring with Anti-Pooling System (Standard or Actuated Tower) - Tower UpHeater with DefrosterLights - Docking/Daytime Running LightPhender Pro - Boat Fender Attachment System (4 - GS20 and GS22, 6 - GS24)Ski Pylon - RetractableSeating - Bow Filler CushionStereo - JL Audio® M3 Series Premier (Zone Control, 6 JL Speakers, JL 10" Subwoofer, JL 6 Channel Amplifier)Stereo - Transom Mounted Remote ControlSurf Select with The Surf SwitchTandem Spoke Leather Steering WheelWalk-Thru Air-Dam (Slide-In)Wireless ChargingPrimary Interior - Haze GreyMain Stripe - Mystic White SoftmaxAccent Piping - Mojave Brown TrueweaveSeat Boxing - Mojave Brown Trueweave $297Non-Ski - Mocha BrownThread Color - Mojave BrownInterior Badging - Bright Chrome Finish with Illusion FrostGS-Series Badging - White Chrome Finish with Illusion FrostInterior Deck - Haze GreyMain Stripe - Mystic WhiteMain Accent Stripe - Haze GreyAccent Color - Haze GreyHull Bottom - Haze GreyFCT-A Primary Color - Mystic WhiteFCT-A Secondary Color - Mystic White $322Platform - Haze GreyNSS Cover - Mystic White Location:Elkhorn, WI Manufacturer:Nautique Year:2026 Status:IN STOCK Stock #:NAU397009-B1-Stock length:20 weight:4,700 lbs fuel-capacity:39 Gallons person-capacity:12 hull-type:Fiberglass/Composite fuel-type:Gasoline engine-horsepower:335 power:PCM ® ZZ5 355HP - 5.3L Direct Injection drive:Inboard-V beam:100" draft:30" Location Elkhorn, WI Payment Calculator Loan Payment Details Price of Inventory Item Min: $0 Max: $5000000 Sales Tax (%) Min: 0% Max: 10% Trade-In Value or Down Payment Min: $0 Max: $5000000 Rate (APR %) Min: 0% Max: 30% Term (Months) Min: 0 Months Max: 288 Months Monthly Payment Summary Price of Inventory Item:$ 0 Sales Tax (%)7 % Trade In Value or Down Payment$ 0 Rate (APR %)7.25 % Term Months144 Months Estimated Monthly Payment:$ *Financing offered through the Boat House Financial Services and our lending partners. Available rates are dependent on many factors including credit score, down payment, loan term, loan amount, vessel value and vessel age. Minimum credit history and down payment requirements will dictate final approval. Rates are subject to change without notice. Financing is available with approved credit (W.A.C.).The Boat House reserves the right to withdraw any offer of financing. Apply For Financing 8 Views This Week 2026 Nautique GS20 - Featured Elkhorn New IN STOCK Trade/Sell Schedule Demo Contact Seller: Δ Inquiry Type Get More Info Buy Boat Check Price Name(Required) First Last Email(Required) PhonePreferred Method of Contact:Preferred Method of ContactEmailPhoneWhere Customer Boats:Comments/QuestionsThis field is hidden when viewing the formBoat TitleThis field is hidden when viewing the formLocationThis field is hidden when viewing the formBoat URLThis field is hidden when viewing the formStocknumberThis field is hidden when viewing the formmmid Calculate Payment Other Recommended Boats: 2025 G3 Boats 18DK New - SPECIAL SAVINGS! 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