38 Onslow Bay 2026 Boat for Sale

38' Onslow Bay 2026

2026 Onslow Bay 37 Tournament Edition

Los Sueños, Costa Rica

Triple Mercury V10 400s | Approximately 100 Hours | Dry-Stacked Since New

This 2026 Onslow Bay 37 Tournament Edition is an exceptionally equipped offshore center console built for serious tournament fishing and extended days on the water. Presented in next to new condition, she has been dry-stacked under a full Sunbrella cover. Her triple Mercury V10 400s have approximately 100 hours, are current on service, and are ready for their next adventure.

Configured for the world-class offshore fishery of Costa Rica, This 37 Onslow Bay features a custom Freedom Marine collapsible tower with a removable buggy top, Marsh Tacky 22-foot carbon-fiber collapsible outriggers, Gemlux Bluewater bases, 22 Gemlux rod holders, and a Birdsall four-rod cockpit rocket launcher. A tackle-center leaning post with a slide-out Frigid Rigid cooler rounds out a highly functional fishing layout.

Her electronics package includes dual Garmin GPSMAP 8616xsv displays at the helm, a Garmin GPSMAP 743xsv in the tower, a Garmin VHF 115, and an Airmar B175L transducer. Additional equipment includes a NewMar Phase Three smart charger and Livorsi trim tabs.

Comfort and finish are equally well considered, with upgraded diamond-stitch upholstery, a Llebroc triple helm bench with bolsters, white powder coating throughout, and two refrigerated helm cup holders. A Fusion Apollo MS-RA800 sound system, complemented by Wet Sounds speakers, subwoofers, and amplifiers, completes the package.

Currently located in Los Sueños, Costa Rica, ideally positioned to take advantage of some of the Pacific’s premier roosterfish, yellowfin tuna, sailfish, and marlin fishing grounds. Whether you are looking for a turnkey platform to fish Costa Rica or an opportunity to bring a highly equipped late-model Onslow Bay back to the United States.

Specifications & Equipment:

Vessel & Power

2026 Onslow Bay 37 Tournament Edition

Triple Mercury V10 400 HP outboards

Approximately 100 engine hours

Service up to date

Dry-stacked and stored under a full Sunbrella cover.

Electronics & Electrical

Dual Garmin GPSMAP 8616xsv displays at the helm

Garmin GPSMAP 743xsv display in the tower

Garmin VHF 115

Garmin autopilot 

Airmar B175L transducer

NewMar Phase Three smart charger

Fusion Apollo MS-RA800 stereo

Wet Sounds speakers, subwoofers, and amplifiers

Fishing Equipment & Deck

Freedom Marine custom collapsible tower with removable buggy top

Marsh Tacky 22-foot carbon-fiber collapsible outriggers

Gemlux Bluewater outrigger bases

22 Gemlux rod holders

Birdsall four-rod cockpit rocket launcher

Tackle-center leaning post

Slide-out Frigid Rigid cooler

Livorsi trim tab system

Comfort & Finish

Upgraded diamond-stitch upholstery

Llebroc triple helm bench seating with bolsters

White powder coating throughout

Two refrigerated helm cup holders

Full Sunbrella boat cover

Denison Yachting - San Francisco is pleased to assist you in the purchase of this vessel. This boat is centrally listed by Yachts360.

Denison Yacht Sales offers the details of this yacht in good faith but can’t guarantee the accuracy of this information nor warrant the condition of this boat for sale. This yacht for sale is offered subject to prior sale, price change, or withdrawal from that yacht market without notice. She is offered as a convenience by this yacht broker to its clients and is not intended to convey direct representation of a specific yacht for sale.