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Aftermarket Parts

Aftermarket Parts

  • STA-BIL Corrosion Inhibitor 12oz 22003

    STA-BIL Corrosion Inhibitor 12oz 22003

    STA-BIL

    $15.46
    STA-BIL Corrosion Inhibitor 12oz 22003Protects all common metalsStops existing rust and corrosion from spreadingLubricates and penetratesLong lasting and water resistant
    Part Number:
    269-22003
    Availability:
    In Stock - Ships same or next business day.
    Size:
    12 oz.
    $15.46
  • STA-BIL Gas Stabilizer 1 Gallon 22213

    STA-BIL Gas Stabilizer 1 Gallon 22213

    STA-BIL

    $63.11
    STA-BIL Gas Stabilizer 1 Gallon 22213   Keeps fuel fresh for quick, easy starts after storage Removes water according to OEM specs to prevent corrosion Cleans carburetors and fuel injectors Protects engine from gum, varnish, rust, and corrosion ...
    Part Number:
    269-22213
    Availability:
    In Stock - Ships same or next business day.
    Size:
    Gallon
    Treats:
    320 gal.
    $63.11
  • STA-BIL Isoheet Fuel Antifreeze/Water Remover 12oz 28202

    STA-BIL Isoheet Fuel Antifreeze/Water Remover 12oz 28202

    STA-BIL

    $5.00 $4.99
    STA-BIL Isoheet Fuel Antifreeze/Water Remover 12oz 28202 #1 selling Brand of premium gas-line antifreeze Absorbs 5 times more water than regular gas-line antifreeze Cleans fuel injectors and carburetors For year-round use in all 2- & 4-cycle...
    Part Number:
    269-28202
    Availability:
    In Stock - Ships same or next business day.
    Size:
    12 oz.
    Treats:
    20 gals.
    $5.00 $4.99
  • Starbrite Power Trim/Tilt Fluid 10 Oz 28510

    Starbrite Power Trim/Tilt Fluid 10 Oz 28510

    Starbrite

    $17.49 $9.20
    Starbrite Power Trim/Tilt Fluid 10 Oz 28510 • Exceeds OEM warranty requirements• Formulated to provide consistent, no-fade performance• Anti-foam, anti-wear, anti-oxidation and advanced stabilizing additives for optimum performance in...
    Part Number:
    74-28510
    Availability:
    In Stock - Ships same or next business day.
    Size:
    10 oz.
    $17.49 $9.20
  • Starbrite Star Tron Gas Additive 5 Gallon 93005

    Starbrite Star Tron Gas Additive 5 Gallon 93005

    Starbrite

    $803.09 $479.99
    Starbrite Star Tron Gas Additive 5Gallon 93005 • Cures & prevents ethanol fuel problems• Makes any engine run more smoothly, start more easily• Eliminates & prevents gum, varnish and carbon deposits• Stabilizes fuel, helps...
    Part Number:
    74-93005
    Availability:
    In Stock - Ships same or next business day.
    Size:
    5 Gallon
    Treats:
    10 -000 gal.
    $803.09 $479.99
  • Trident Hose Fiberglass Tube Conn 6 2606001

    Trident Hose Fiberglass Tube Conn 6 2606001

    Trident Hose

    $137.69 $68.20
    Trident Hose Fiberglass Tube Conn 6 2606001For exhaust hose, elbows, hump hose & reducers. Fire retardant/heat resistant USA made (install minimum 2' downstream from point of cooling water injection.) 200°, max continuous operating temperatures.
    Part Number:
    606-2606001
    Availability:
    In Stock - Ships same or next business day.
    OD:
    6"
    Length:
    6"
    $137.69 $68.20
  • Uflex 20 Degree Mounting Bezel X35

    Uflex 20 Degree Mounting Bezel X35

    Uflex

    $43.99 $37.99
    Uflex 20 Degree Mounting Bezel X35 Direct "drop in" replacement for competing systems. Fits steering systems: Rotary T71FC, T72FC, ZeroTorque Helm T73FC, Rack & Pinion G86 & G88NR.
    Part Number:
    216-X35
    Availability:
    In Stock - Ships same or next business day.
    Type:
    20 Deg -
    Color:
    Black
    $43.99 $37.99
  • Uflex Aluminum Inboard Cylinder - 1.25" Bore & 7" Stroke UC116-I

    Uflex Aluminum Inboard Cylinder - 1.25" Bore & 7" Stroke UC116-I

    Uflex

    $651.77 $459.99
    Uflex Aluminum Cylinder 1.25 Uc116-I These tough, high quality inboard cylinders hold up to the most demanding applications. Compatible with Teleflex SeaStar helms, hoses and oil. Universal articulating trunion mounts make installation simple regardless...
    Part Number:
    216-UC116I
    Availability:
    In Stock - Ships same or next business day.
    Volume:
    7.0ci
    Stroke:
    7"
    Bore:
    1.25"
    $651.77 $459.99
  • Uflex Back Mount 1.7 Up28R

    Uflex Back Mount 1.7 Up28R

    Uflex

    $980.73 $699.99
    Uflex Back Mount 1.7 Up28R   Front mount helms are drop-in replacements for SeaStar® Helm. Compact design Built-in lock valve for positive rudder lock Integral relief valve for over-pressure protection Compatible with Teleflex SeaStar...
    Part Number:
    216-UP28R
    Availability:
    In Stock - Ships same or next business day.
    Volume:
    1.7ci
    Pistons:
    5
    Max Wheel:
    28"
    $980.73 $699.99
  • Uflex Clevis Kit A75

    Uflex Clevis Kit A75

    Uflex

    $68.09 $47.99
    Uflex Clevis Kit A75
    Part Number:
    216-A75
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Clevis Adaptor
    Application:
    Inboards or Outboards up to 150 hp
    $68.09 $47.99
  • Uflex Control Box with O Trim Side Mt B183

    Uflex Control Box with O Trim Side Mt B183

    Uflex

    $419.59 $309.99
    Uflex Control Box with O Trim Side Mt B183 Single lever/dual action control to operate both throttle and shift. Suitable for any type of boats with outboard, inboard or I/O power plants. Enables easy and safe shifting by preventing accidental...
    Part Number:
    216-B183
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Single lever without trim
    $419.59 $309.99
  • Uflex Control Box with Trim(Merc Only) B184Merc

    Uflex Control Box with Trim(Merc Only) B184Merc

    Uflex

    $517.99 $414.99
    Uflex Control Box with Trim(Merc Only) B184Merc Single lever/dual action control to operate both throttle and shift. Suitable for any type of boats with outboard, inboard or I/O power plants. Enables easy and safe shifting by preventing accidental...
    Part Number:
    216-B184MERC
    Availability:
    In Stock - Ships same or next business day.
    Description:
    With trim. For Merc/Mercruiser. Includes
    K35 connection kit.
    $517.99 $414.99
  • Uflex Control Cable C5 Merc Pre98

    Uflex Control Cable C5 Merc Pre98

    Uflex

    $34.89 $29.38
    Uflex Control Cable C5 Merc Pre98 Featuring an 18 laywire conduit for enhanced efficiency, durability and longevity the C5 cables have brass end fittings. They are suitable for use as drop in replacements for Mercury/Mercruiser® applications.
    Part Number:
    NW-216C5
    Availability:
    In Stock - Ships same or next business day.
    $34.89 $29.38
  • Uflex Control-Burlwood Side Mount B310Br

    Uflex Control-Burlwood Side Mount B310Br

    Uflex

    $611.19 $430.97
    Uflex Control-Burlwood Side Mount B310BrSingle lever/dual action for shift and throttle.Suitable for any type of boats with outboard, inboard or I/O power plants.Can be installed horizontally or vertically, on the starboard or port side of the...
    Part Number:
    216-B310BR
    Availability:
    In Stock - Ships same or next business day.
    Handle:
    Burlwood
    $611.19 $430.97
  • Uflex Control-Chrome Single Top Mount B301Cr

    Uflex Control-Chrome Single Top Mount B301Cr

    Uflex

    $506.09 $359.36
    Uflex Control-Chrome Single Top Mount B301CrSuitable for outboard, sterndrive and inboard powered boats.Made of marine chrome plated aluminumPush in button disengages shift for warm-upIncludes neutral safety switch X12 - 34543 Q to prevent in-gear...
    Part Number:
    216-B301CR
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Single lever control
    Color:
    Chrome
    $506.09 $359.36

Aftermarket Boat Parts & Marine Engine Supplies

Looking for dependable aftermarket boat parts? PowerBoatSupply.com carries a wide selection of aftermarket marine parts, engine supplies, oils, fuel components, steering parts, anodes, tools, and maintenance essentials for boat owners and marine professionals.

Whether you're handling routine service, replacing worn components, or stocking up for the season, our aftermarket parts selection helps keep your boat running smoothly and reliably.

Marine Engine Parts & Maintenance Essentials

Keep your motor protected and performing with key maintenance categories like engine parts, motor oil, marine oil systems and accessories, and lubricants, fluids and sealants.

  • Engine Parts – Replacement components for service and repair
  • Motor Oil – Marine-grade oils for routine maintenance
  • Oil Systems & Accessories – Helpful products for oil changes and upkeep
  • Lubricants, Fluids & Sealants – Protect, seal, and maintain marine systems

Fuel, Steering & Control Parts

Reliable fuel delivery and responsive steering are critical on the water. Browse marine fuel parts and steering and controls to help maintain safer handling, smoother operation, and dependable performance.

  • Fuel Parts – Components for reliable fuel system performance
  • Steering & Controls – Parts that help improve control and handling
  • Engine Instruments – Monitor key systems while underway
  • Engine Tools – Tools for maintenance, repair, and service work

Anodes, Instruments & Service Tools

Small parts can make a big difference in long-term protection and performance. Shop marine anodes, engine instruments, and engine tools to help protect your boat, monitor performance, and complete service work more efficiently.

  • Anodes – Help protect metal components from corrosion
  • Engine Instruments – Gauges and monitoring products for marine engines
  • Engine Tools – Service tools for DIY boaters and marine technicians
  • Maintenance Supplies – Everyday essentials for seasonal upkeep

Yamaha Oil Change Kits & Routine Service Products

Staying ahead of routine service is one of the best ways to protect your investment. PowerBoatSupply.com also carries Yamaha oil change kits and other service products that make maintenance easier and more convenient.

  • Oil Change Kits – Convenient service kits for scheduled maintenance
  • Marine Oils – Protect engines under real boating conditions
  • Sealants & Fluids – Support repairs, installs, and regular service
  • Tools & Accessories – Make maintenance faster and cleaner

Why Buy Aftermarket Marine Parts from PowerBoatSupply.com?

PowerBoatSupply.com helps boat owners find reliable parts and maintenance products without the guesswork. From routine oil service to engine repair, fuel system work, corrosion protection, and steering maintenance, our aftermarket category is built to support the jobs boaters handle every season.

  • Wide selection of aftermarket boat parts and marine supplies
  • Products for DIY boat owners and marine professionals
  • Helpful categories for seasonal service and repairs
  • Fast shipping and dependable support

Shop aftermarket boat parts today and get the engine parts, oils, fuel components, steering supplies, anodes, tools, and maintenance products you need to keep your boat ready for the water.