Aftermarket Parts
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Starbrite Gas Storage Additive-16 Oz.(W 84316
Starbrite
$22.79 $15.99Starbrite Gas Storage Additive-16 Oz.(W 84316 • Protects gas and engine components during storage• For inboard and outboard gas engines• Eliminates need to fog engine- Part Number:
- 74-84316
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 16 oz.
- Treats:
- 80 gal.
$22.79 $15.99 -
Starbrite Lube-White PTFE 4Oz 85504
Starbrite
$28.09 $20.56Starbrite Lube-White PTFE 4Oz 85504 • A super adhesion-special PTEF formula that will not wash off• Impervious to salt and fresh water• Protects from - 65°, F to +650°, F- Part Number:
- 74-85504
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 4 oz.
$28.09 $20.56 -
Starbrite Star Tron Diesel Add Gallon 93100N
Starbrite
$256.79 $160.94Starbrite Star Tron Diesel Add Gallon 93100N • Makes any engine run more smoothly, start more easily Eliminates & prevents carbon deposits Stabilizes fuel, greatly reduces soot & other emissions...- Part Number:
- 74-93100
- Availability:
- In Stock - Ships same or next business day.
- Size:
- Gallon
- Treats:
- 4096 gal.
$256.79 $160.94 -
Starbrite Star Tron Diesel Additive 32Oz 93132
Starbrite
$68.39 $46.96Starbrite Star Tron Diesel Additive 32Oz 93132 • Makes any engine run more smoothly, start more easily Eliminates & prevents carbon deposits Stabilizes fuel, greatly reduces soot & other emissions...- Part Number:
- 74-93132
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 32 oz.
- Treats:
- 1024 gal.
$68.39 $46.96 -
Starbrite Startron Ring Clean 16Oz 95616
Starbrite
$25.59 $21.87Starbrite Startron Ring Clean 16Oz 95616 • Formulated with the latest technology in deposit control compounds, plus a proprietary enzyme package designed to remove existing deposits and help prevent...- Part Number:
- 74-95616
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 16 oz (473 ml)
$25.59 $21.87 -
Sold Out, please call for ETA.
Uflex Control Box Single Function Dual Lever Side Mount Control White B47
Uflex
$224.51Uflex Control Box Dual Lever B47 Suitable for outboard powered boats Made of nylon fiberglass with anodized aluminum levers Left or right side mount installation- Part Number:
- 216-B47
- Availability:
- In Stock - Ships same or next business day.
- Description:
- White
$224.51 -
Uflex Control Box/Dual Lvr/Bncl Mt/C B-104
Uflex
$1,095.19 $816.03Uflex Control Box/Dual Lvr/Bncl Mt/C B-104 Suitable for use with outboard, inboard or I/O power plants. Includes neutral safety switch X43 to prevent in-gear starting Suitable for exposed posi- Part Number:
- 216-B104
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Dual Lever
- Color:
- Chrome
$1,095.19 $816.03 -
Uflex Control-Chrome Side Mount B310Ch
Uflex
$704.89 $527.48Uflex Control-Chrome Side Mount B310Ch Single 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...- Part Number:
- 216-B310CH
- Availability:
- In Stock - Ships same or next business day.
- Handle:
- Chrome
$704.89 $527.48 -
Uflex Control-Single Lev Side Mount-Sail B400
Uflex
$761.59 $636.53Uflex Control-Single Lev Side Mount-Sail B400 Featuring AISI 316 stainless steel lever and bezel, the B400 has a sleek and modern design which is ideal for sailboats. The universal control mechanism...- Part Number:
- 216-B400
- Availability:
- In Stock - Ships same or next business day.
$761.59 $636.53 -
Uflex Cylinder Inboard Brass 1.9" x 9 UC378I Uc378-I
Uflex
$1,552.39 $1,378.00Uflex Cylinder Inboard Brass 1.9" x 9 Uc378-I Balanced: the number of turns lock-to-lock is equal port to starboard or vice-versa. Handles boats up to 60' length. Completely compatible with...- Part Number:
- 216-UC378I
- Availability:
- In Stock - Ships same or next business day.
- Volume:
- 22.94ci
- Stroke:
- 9"
- Bore:
- 2"
$1,552.39 $1,378.00 -
Sold Out, please call for ETA.
Uflex Cylinder-Silversteer Ver 1 Uc128-Svs 1
Uflex
$1,113.63 $750.10Uflex Cylinder-Silversteer Ver 1 Uc128-Svs 1 Specially designed for high performance, high torque applications, the SilverSteer&trade, UC128 SVS cylinder is recommended for bass boats, flats boats...- Part Number:
- 216-UC128SVS1
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Cylinder w/Straight Arm
- Volume:
- 7.3ci
- Stroke:
- 7.28"
- Bore:
- 1.37"
$1,113.63 $750.10 -
Sold Out, please call for ETA.
Uflex Fitting Kit For B47 & B49 K23
Uflex
$24.69 $21.63Uflex Fitting Kit For B47 & B49 K23- Part Number:
- 216-K23
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Kit to connect C14 - MACH14 and OMC - type OS cables
$24.69 $21.63 -
Uflex Fitting-Bulkhead 3/4" R7
Uflex
$106.99 $93.34Uflex Fitting-Bulkhead 3/4" R7 3/4" bulkhead fitting kit for single cylinder installation. 2 assemblies as illustrated per kit.- Part Number:
- 216-R7
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 3/4"
$106.99 $93.34 -
Uflex Helm Front Mount Pump UP20FM
Uflex
$675.49 $599.97Uflex Helm Up20Fm Front mount helms are drop-in replacements for SeaStar® Helm. Compact design Built-in lock valve for positive rudder lock- Part Number:
- 216-UP20FM
- Availability:
- In Stock - Ships same or next business day.
- Volume:
- 1.2ci
- Pistons:
- 5
- Max Wheel:
- 20"
$675.49 $599.97 -
Sold Out, please call for ETA.
Uflex Helm-Tilt 1.5Ci Up25Tx52
Uflex
$1,141.19 $1,003.74Uflex Helm-Tilt 1.5Ci Up25Tx52 Front mount helms are drop-in replacements for SeaStar® Helm. Compact design Built-in lock valve for positive rudder lock- Part Number:
- 216-UP25TX52
- Availability:
- In Stock - Ships same or next business day.
- Volume:
- 1.5ci
- Pistons:
- 5
- Max Wheel:
- 16"
$1,141.19 $1,003.74 -
Uflex Hose Kit 14' with Fitting 2/Bx Kitobbhbr-14'
Uflex
$230.39 $211.75Uflex Hose Kit 14' with Fitting 2/Bx Kitobbhbr-14' Save time and money by using Kit OB BHBR hoses to connect the helm and cylinder without a remote bulkhead fitting. The inline bulkhead bend...- Part Number:
- 216-KITOBBHBR14
- Availability:
- In Stock - Ships same or next business day.
- Length:
- 14'
- Box:
- 2
$230.39 $211.75 -
Sold Out, please call for ETA.
Uflex Hose Kit Hyd Steer Ob 16' 2/B Kitob-16' KITOB16
Uflex
$173.84 $142.12Uflex Hose Kit Hyd Steer Ob 16' 2/B Kitob-16' Two hoses with swaged fittings featuring bend restrictors are suitable for use with Uflex cylinders and helms. OBDBR hoses have bend restrictors on both...- Part Number:
- 216-KITOB16
- Availability:
- In Stock - Ships same or next business day.
- Description:
- w/o Bend Restrictors
- Length:
- 16'
- Box:
- 2
$173.84 $142.12 -
Uflex Hose Kt-Svs W-2Bnd Rst 2' 2/Bx Kitobdbrsvs-02'
Uflex
$212.39 $191.64Uflex Hose Kt-Svs W-2Bnd Rst 2' 2/Bx Kitobdbrsvs-02'These short hoses are ideal for multiple cylinder/multiple engine installations as well as autopilot installations where short hydraulic lines are...- Part Number:
- 216-KITOBDBRSVS02
- Availability:
- In Stock - Ships same or next business day.
- Length:
- 2'
- Box:
- 2
$212.39 $191.64 -
Sold Out, please call for ETA.
Uflex Kit-2Nd Station Fittg with Tubing Kitob-2S
Uflex
$183.09 $142.12Uflex Kit-2Nd Station Fittg with Tubing Kitob-2SFor second steering station or autopilot installations. Includes all necessary fittings for 3/8" nylon or copper tube.- Part Number:
- 216-KITOB2S
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Kit with includes 25' of cut to length nylon tubing
$183.09 $142.12 -
Sold Out, please call for ETA.
Uflex Standard Rotary Helm T71Fc
Uflex
$109.71 $91.86Uflex Standard Rotary Helm T71Fc Featuring the Planetary Gear design, the T71FC single cable helm and T72FC dual cable helm will deliver responsive steering with reduced rudder torque. Ideal for...- Part Number:
- 216-T71FC
- Availability:
- In Stock - Ships same or next business day.
- Type:
- Single cable
$109.71 $91.86
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.