2025 Sea Ray SLX 350 Boat in Holland, MI 49424 US

$479,747

New
builtBuilt in 2025
Year the boat was built
model

SLX 350

Boat model
engine

2 Engines (2x Mercruiser)

Engine type and count
length

35 feet

Overall boat length
fuel

Gas

Fuel type
material

Fiberglass/Reinforced

Hull material
Nominal Length
35ft
Length Overall
34.5ft
Beam
10.5ft
Max Bridge Clearance
8ft
Max Draft
3.08ft
Drive Up Draft
2.17ft
Deadrise At Transom
21deg
Dry Weight
13890lb
Heads
1
Fresh Water Tanks
30gal
Fuel Tanks
177gal
Holding Tanks
27gal
Hull Material
fiberglass
Hull Shape
modified-vee
Engine 1
Engine Make
Mercruiser
Engine Model
8.2L ECT MAG BR3X w/Axius
Total Power
380hp
Engine Type
inboard-outboard
Fuel Type
gasoline
Drive Type
stern
Engine 2
Engine Make
Mercruiser
Engine Model
8.2L ECT MAG BR3X w/Axius
Total Power
380hp
Engine Type
inboard-outboard
Fuel Type
gasoline
Drive Type
stern
Manufacturer Provided Description

Sea Ray’s SLX 350 hosts an array of features designed for an excellent on-water experience and optimal performance. Powered by twin Mercury® MerCruiser® 6.2L engines, with a joystick Axius® System to ease maneuverability, the enhanced SLX 350 delivers a superior ride and unrivaled handling. NextWave™ innovations, such as quietRIDE™ technology featuring Tuned Transom®, and optional Dynamic Running Surface™ further elevate the boating experience. The intuitive helm comes standard with dual 9-inch Simrad® SelectResponse GlassDash touchscreen information displays (12" optional), including Mercury VesselView® Link Data. Designed with families in mind, the Port Hideaway® provides an air-conditioned space with an expanded cabin and plush seating.

Hull and Deck
  • Bow Eye & Stern Eyes – Stainless Steel

  • Cleats, 10′′ Thru-Bolted – Stainless Steel (8)

  • Deck Fill Plates, Stainless Steel

  • Drain Plug, Brass-Threaded

  • Hardtop, Fiberglass with Carbon Fiber Reinforcement & Courtesy Lights

  • Hull Windows, Acrylic

  • Lights, Navigation – Stainless Steel Split Bow Lights with Mast Light

  • Quiet RideTM Technology

  • Resin, High-Performance Vinylester

  • Rub Rail, Black PVC with Stainless Steel Insert

  • Storage, Anchor with Hatch

  • Swim Platform, Integral/Extended; Swim Ladder with Integral Grab Handle

  • Thru-Hull Fittings, Stainless Steel

  • Vent System, Engine Compartment – Integral

  • Windlass, Rope / Chain with Galvanized Anchor, Anchor Chute, Wash Down and Bow Controls

  • Windshield, Tempered / Tinted Glass with Stainless Steel Header & Supports

  • Windshield Wiper – Starboard

Cockpit
  • Cooler Storage – 1 Bow; 1 Cockpit

  • Cup Holders – Stainless with Inserts & LED Lighting

  • Dash, Custom Soft-Touch with Wood-Grain Accents

  • Dash, Acrylic Skylight – Port

  • Door, Bow Block-Off – Acrylic

  • Floor, Finished Fiberglass with Drainage Overboard

  • Glove Box, Portside – Lockable

  • Grab Handles, Stainless Steel with Vinyl Wrap

  • Hatch, Engine Compartment – Electrically Actuated with Emergency Pull Handle & Prop Rod • Lighting, LED Courtesy

  • Outlets, 12V Accessory (2)

  • Outlets, USB (12)

  • Steps, Boarding (Molded In)

  • Storage – Below ETS Cockpit Seat

  • Storage – Port Corner Seating

  • Storage – Port Fender Storage with Fiberglass Hatch

  • Storage – Below Aft, Port Side Seat; Helm & Companion Seats

  • Storage – Ski/Wakeboard with Gas-Assisted Hatch • Storage – Transom Walkway

  • Storage – Under Port Console: Door, Enclosed with Fiberglass Lockable Door; Finished Fiberglass with Non Skid Floor • Table, Teak Cockpit

  • Transom Washdown Faucet

  • Walk-Thru Transom

HEAD

Under helm

  • Fiberglass Lockable Door
  • Head, VacuFlush® with 27 Gallon Holding Tank
  • Holding Tank Level Indicator
  • Lighting, LED Courtesy
  • Molded Fiberglass Liner
  • Non-Skid Floor Treatment
  • Power Vent, 12V
  • Sink with Faucet
  • Stainless Steel Hardware
  • Wood Storage Shelf with Mirrored Bulkhead

SEATING HELM

  • Bow with Hinged Cushions & Arm Rests and Table Storage Below
  • Cockpit Social Area with Opposing Seating
  • Helm Dual Bucket Seat with Slider, Single Flip-Up Bolster & Footrest
  • Port Companion Dual Bucket Seat with Single Flip-Up Bolster
  • Transom Concealable Aft Facing Loungers Sunpad

WET BAR

  • Refrigerator (2.3 cu. ft.) with Pull-Out Drawers
  • Solid-Surface Countertop
  • Stainless Steel Grab Handle
  • Stainless Steel Sink with Faucet
  • Trash Receptacle
Disclaimer

The Company offers the details of this vessel in good faith but cannot guarantee or warrant the accuracy of this information nor warrant the condition of the vessel. A buyer should instruct his agents, or his surveyors, to investigate such details as the buyer desires validated. This vessel is offered subject to prior sale, price change, or withdrawal without notice.

Price History

DateEventPrice
1/28/26No change$560,142
1/27/26Price decreased$479,747(-14.4%)

Contact Walstrom Marine

501 Bay St., Harbor Springs, MI, 49740

Boattest.com Review

Overview

The Sea Ray SLX 350 represents the latest evolution in Sea Ray's sport luxury lineup, building upon the foundation of the previous 350 model with numerous enhancements. This model focuses on improved functionality, comfort, and performance, responding directly to customer feedback to create a premium dayboat designed for extended social outings on the water.

Exterior Design and Deck Features

Starting at the stern, the SLX 350 features a 38-inch deep sea deck with four tie-down brackets for securing large water toys without deflating them. The previous undermount swim step has been replaced by an 18-inch deep submersible center section, allowing multiple people to enjoy a private beach-like experience simultaneously. The swim platform includes an undermount reboarding ladder with grab handle to meet NMMA and ABYC standards. The cockpit is accessed via an 18-inch angled walkway elevated 10 inches, designed to minimize obstruction to seating. Seating wraps around the aft, port, and forward starboard sides, creating a comfortable social atmosphere enhanced by upgraded upholstery, beverage holders, USB ports, and a Fusion stereo remote. The cockpit table folds to reveal a curved grab handle, and a 36-quart carry-on cooler is integrated beneath the forward corner seat. The refreshment center on the starboard side includes a Corian countertop, sink, electric grill, refrigerator, and trash receptacle. The bow seating area accommodates 18 people with face-to-face arrangements, twin solid wood tables convertible to a full-length lounge with filler cushions for sunbathing. Additional features include flip-down armrests, dedicated cooler storage, a concealed windlass and roadlocker, washdown, remote spotlight, and four 10-inch cleats. Shade is provided by a well-supported hardtop with carbon fiber styling, a manually operated sunroof, an extendable shore shade awning, and an optional bow shade supported by carbon fiber stanchions.

Interior Living Spaces

The interior layout has been reconfigured with the head and berth compartments swapped to provide more spacious accommodations. The port-side hideaway cabin offers four feet seven inches of headroom and three feet seven inches seated headroom, featuring a comfortable couch facing a 19-inch TV mounted on the starboard bulkhead. Storage includes lockable glove compartments, USB ports, and a 110-volt outlet powered by shore power. The cabin benefits from natural light through a skylight, hull side window, and an opening port light, supplemented by air conditioning powered via an inverter, eliminating the need for a generator. The convertible couch allows the space to function as a berth. The head compartment, accessed via a console side door, is fully fiberglass lined and includes a vacuum flush head, hull side window, opening port, powered vent, fiberglass vanity with molded sink, and non-skid deck treatment.

Helm and Operational Features

The helm station reflects the upscale nature of the vessel with a standard glass dash featuring dual Simrad multifunction displays available in nine or 12-inch sizes. These displays integrate chart plotting, echo sounding, full vessel electrical switching, and comprehensive Mercury engine and control interfaces, including troll mode, active trim, dynamic running surface, bow hook, sky hook, drift hook, and programmable towing profiles. The helm also includes spotlight control, an upgraded Fusion Apollo series stereo with Wi-Fi and Sirius XM capabilities, push-button electrical switches, a tilt-mounted steering wheel, trim tab controls, a full-length cubby, Mercury digital throttle and shift, and an Axius joystick piloting system for effortless docking. The engine compartment hatch is electrically actuated for convenience.

Power and Performance

The SLX 350 offers power options starting with twin 300 horsepower 6.2-liter engines, up to twin 350 horsepower 8.2-liter Mercruiser Mag engines equipped with C-Core and Axius joystick controls. The boat incorporates Quiet Ride technology with enhanced soundproofing and a tuned transom to reduce noise. Measuring 34 feet 6 inches overall with a 10-foot 6-inch beam and a 39-inch draft, the vessel weighs approximately 13,890 pounds empty. During testing with full fuel and three passengers (estimated 15,557 pounds), the twin 380 horsepower 8.2-liter Mag engines with Bravo 3 outdrives and 28-pitch propellers reached a top speed of 50.8 miles per hour at 4,800 rpm. The best cruise speed was 28.7 miles per hour at 3,000 rpm with a fuel burn of 25 gallons per hour, yielding a range of 183 statute miles. In calm conditions, cruising speed could be increased to 36.1 miles per hour at 3,500 rpm while maintaining the same fuel efficiency. The boat planes in 6.1 seconds, accelerates to 20 miles per hour in 9.1 seconds, and reaches 30 miles per hour in 15.1 seconds. Handling is solid and confident, with a 22-degree roll into hard turns and smooth performance in one-foot chop without pounding or haul slap.

Conclusion

Sea Ray has significantly refined the SLX 350 from the keel up, enhancing nearly every aspect of the boat to meet the demands of discerning customers. The result is a premium dayboat that combines upscale design, thoughtful functionality, and strong performance, ideal for social outings with friends and extended time on the water. The SLX 350 stands out as a versatile and well-appointed vessel in its class.

Overview from around the web 2025 Sea Ray SLX 350

Customers are praising the 2025 Sea Ray SLX 350 for its luxurious design, powerful performance, and exceptional comfort

Many highlight the spacious and well-appointed interior, noting the high-quality materials and attention to detail that create a premium boating experience. The boat’s smooth handling and impressive speed receive frequent compliments, making it ideal for both leisurely cruises and watersports. Additionally, users appreciate the advanced technology features and ample storage options, which enhance convenience on board. Overall, the Sea Ray SLX 350 is celebrated for combining style, functionality, and reliability in a sleek, modern package.

The Biggest Pros and Cons

The 2025 Sea Ray SLX 350 offers a blend of luxury, performance, and advanced technology, making it a standout choice for boating enthusiasts. Here are some key pros and cons to consider:

Pros

Powerful Performance: Equipped with twin high-performance engines, the SLX 350 delivers impressive speed and smooth handling, ideal for both cruising and watersports.

Luxurious Comfort: The spacious cockpit features plush seating, premium upholstery, and customizable layouts, ensuring a comfortable experience for all passengers.

Advanced Technology: Includes a state-of-the-art helm with touchscreen controls, integrated navigation, and premium sound systems for enhanced convenience and entertainment.

Versatile Design: The boat’s layout is designed for socializing and relaxation, with ample storage and options for sun pads, wet bars, and swim platforms.

Quality Build: Sea Ray’s reputation for craftsmanship is evident in the durable materials and attention to detail throughout the vessel.

Cons

Price Point: The SLX 350 is positioned as a premium model, which may be a significant investment compared to smaller or less-equipped boats.

Fuel Consumption: With its powerful engines, fuel efficiency can be lower than smaller or less performance-focused boats, leading to higher operating costs.

Size Considerations: While spacious, the boat’s size may require careful handling in tight docks or crowded marinas, and may not be ideal for beginners.

Maintenance: As a high-end vessel with advanced systems, maintenance and repair costs can be higher compared to more basic models.

Made For

The 2025 Sea Ray SLX 350 is designed for boating enthusiasts who seek a perfect blend of luxury, performance, and versatility. Ideal for families, friends, and adventurers alike, this boat caters to those who enjoy spending quality time on the water—whether it’s for leisurely cruises, water sports, or entertaining guests. With its spacious layout, advanced technology, and powerful engine options, the SLX 350 suits anyone looking for a premium boating experience that combines comfort, style, and exhilarating performance.

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 2025 Sea Ray SLX 350. Enter your down payment, choose a loan term, and adjust the interest rate to see an instant payment estimate — ideal if you're calculating boat payments before you enquire. Wondering how much does a Bowrider cost in today's market, or how much does a Sea Ray cost for similar models? This boat financing calculator helps you compare scenarios in seconds, whether you're considering used boat financing or a new purchase.
$
$
510152025
%
Principal Loan Amount$ 407,785
Total Payment$729,104.43
Monthly payment
$3,037.94/mo

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 2025 Sea Ray SLX 350. Enter your down payment, choose a loan term, and adjust the interest rate to see an instant payment estimate — ideal if you're calculating boat payments before you enquire. Wondering how much does a Bowrider cost in today's market, or how much does a Sea Ray cost for similar models? This boat financing calculator helps you compare scenarios in seconds, whether you're considering used boat financing or a new purchase.
$
$
510152025
%
Principal Loan Amount$ 407,785
Total Payment$729,104.43
Monthly payment
$3,037.94/mo

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501 Bay St.
Harbor Springs, MI 49740

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