Hydraulic Steering Fluid for Boats
Fill your steering system with the right fluid from Marine Parts Source so it meets the highest performance standards. We sell genuine marine hydraulic steering fluids from leading brands like Dometic SeaStar, UFLEX USA and Vetus. Each is formulated to remain viscous in extreme conditions and has special additives to help prevent wear and corrosion. Select a fluid to see which steering systems, such as BayStar and Seastar, the formula is made to work with.
Available in one-quart, one-liter and one-gallon jugs, we’ll make sure you get enough hydraulic boat steering fluid for routine maintenance or a steering system replacement. We make it easier for DIYers and pros to change the hydraulic fluid as well with OEM steering system bleeder kits and filler hoses. Add any hydraulic fluid or tools to orders over $100 for free U.S. shipping from warehouses nationwide. Do you need assistance? Call us toll-free at 866-388-0390 to talk to our knowledgeable staff.
Hydraulic Steering Fluid
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Power Purge Jr. Hydraulic Bleeder Kit | Dometic HA5445-2SEASTAR-HA5445-2Qty In Stock: 8Brand: DometicThe Dometic Power Purge Jr hydraulic bleeder kit reliably removes all air from Seastar & Teleflex hydraulic steering systems in 10 minutes or less.
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Hydraulic Helm Filler Kit | Dometic HA5438SEASTAR-HA5438Qty In Stock: 24Brand: DometicThreaded cap on end of hose attaches to steering fluid quart bottle for filling or bleeding of Seastar Solutions & Teleflex hydraulic steering systems. Learn More
Hydraulic Steering Oil 32 oz. | UFLEX USA OIL 15UFLEX-OIL 15Qty In Stock: 33Brand: Uflex USAQuart of hydraulic steering fluid is formulated for use with UFLEX marine hydraulic steering systems.
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Electronic Power Steering Fluid, 1 quart | Dometic HA5482SEASTAR-HA5482Qty In Stock: 90Brand: DometicDometic SeaStar steering fluid is formulated to provide the best performance for your steering system. A perfect blend of viscosity stabilizers, anti-wear agents, and corrosion inhibitors will ensure maximum steering life performance.
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Hydraulic Steering Fluid, 1 gallon | Dometic HA5440HSEASTAR-HA5440HQty In Stock: 2Brand: DometicDometic's hydraulic steering fluid is formulated to provide the best performance for your SeaStar, BayStar, or Hynautic steering system. A perfect blend of viscosity stabilizers, anti-wear agents, and corrosion inhibitors will ensure maximum steering life performance.
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1 liter Hydraulic Steering Oil | Vetus VHS1VETUS-VHS1Qty In Stock: 0Brand: VetusHydraulic steering fluid for use with all Vetus hydraulic steering systems. Learn More
SeaStar BayStar Hydraulic Steering Oil, 32 ounce | Dometic HA5430HSEASTAR-HA5430HQty In Stock: 289Brand: DometicQuart of hydraulic steering fluid is formulated for use with Seastar Solutions & Teleflex marine hydraulic steering systems. Learn More© 2025 Marine Parts Source. All Rights Reserved.