Aftermarket Parts
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Attwood Marine 90 Deg Tank Vent Black Plas with SS 66419-3
Attwood Marine
$23.81 $15.99Attwood Marine 90 Deg Tank Vent Black Plas with SS 66419-3 These vents help prevent water from entering the fuel tank, yet allow air to vent freely, during normal sea conditions and washdowns. This eliminates the need for an anti-siphon loop in the vent...- Part Number:
- 23-664193
- Availability:
- In Stock - Ships same or next business day.
- Type:
- SS
- Hose:
- 5/8" I.D.
- Max Hull Thickness:
- 9/16"
- Hole:
- 3/4"
- Pkg.:
- Retail
$23.81 $15.99 -
Attwood Marine Fuel Tank Adapter Hose Barb/B 14540-6
Attwood Marine
$16.09 $8.99Attwood Marine Fuel Tank Adapter Hose Barb/B 14540-6 Attwood fuel tank fittings and hose fittings are suitable for use with leaded, unleaded, ethanol blended and alcohol-blended fuels. Clamps are not included. Use pipe sealing tape on all threads.NOT TO...- Part Number:
- 23-145406
- Availability:
- In Stock - Ships same or next business day.
- Connector:
- Barb - Male
- Material:
- Brass
- Thread:
- 1/4" NPT
- Hose:
- 3/8" ID
$16.09 $8.99 -
Attwood Marine Fuel Vent Black Poly 5/8 1607-3
Attwood Marine
$14.99 $10.99Attwood Marine Fuel Vent Black Poly 5/8 1607-3 Patented splash-resistant, corrosion-resistant polypropylene. Meets ABYC ventilation specifications. All Attwood fuel tank vents meet or exceed U.S. Coast Guard regulations.- Part Number:
- 23-16073
- Availability:
- In Stock - Ships same or next business day.
- Hose:
- 5/8"
- Max Hull Thickness:
- 7/8"
- Hole:
- 3/4"
- Color:
- Black
- Pkg.:
- Retail
$14.99 $10.99 -
Attwood Marine Rectangular Motor Flusher 16207-2
Attwood Marine
$18.23Attwood Marine Rectangular Motor Flusher 16207-2Quickly flushes away salt, sand, silt, and alkali to prevent clogging and corrosion. The flusher attaches easily to an ordinary garden hose. Reinforced polypropylene. Self-adjusting clamping yoke fits most...- Part Number:
- 23-162072
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Rectangular with plastic body
$18.23 -
Centek Elbow - 90 Degree 2" 1200200
Centek
$102.99 $79.99Centek Elbow - 90 Degree 2" 1200200 These fittings are made of the same fiberglass and fire retardant resins used to make Vernatube. Fittings, couplings and elbows are lightweight, strong, non-corroding and durable.- Part Number:
- 383-1200200
- Availability:
- In Stock - Ships same or next business day.
- OD:
- 2"
- Length:
- 5-3/4"
$102.99 $79.99 -
Groco Vane Pump Non-Reversible 12V Spo-60-N 12V
Groco
$594.00 $449.99Groco Vane Pump Non-Reversible 12V Spo-60-N 12V Delrin impeller and blades are not affected by diesel fuel or crankcase oil. Self-priming to 24". Mounts in any position in dry location. Motor not waterproof. 1/2" NPT threaded ports. Use 1/2" minimum or...- Part Number:
- 34-SPO60N12V
- Availability:
- In Stock - Ships same or next business day.
- GPM:
- 7.0 for water - 4.5 for oil (Non-Reversing)
- Volts:
- 12
$594.00 $449.99 -
Johnson Pump Impeller For Pumps 10242773 09-1028Bt-1
Johnson Pump
$64.79 $45.99Johnson Pump Impeller For Pumps 10242773 09-1028Bt-1 Remember that the impeller should be replaced every year with a Johnson Pump Brand original impeller to ensure it matches your pump exactly. Remove the impeller with a slip joint plier or an Impeller.- Part Number:
- 189-091028BT1
- Availability:
- In Stock - Ships same or next business day.
- Description:
- MC97
- Blades:
- 8
- Dia.:
- 2.56"
$64.79 $45.99 -
Martyr Anodes 3/4 Dia X 2 Pencil Complete Cme3
Martyr Anodes
$18.89 $12.49Martyr Anodes 3/4 Dia X 2 Pencil Complete Cme3- Part Number:
- 194-CME3
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 3/4" x 2"
- Plug:
- 3/4" NPT
- UNC:
- 1/2"
- Material:
- Zinc
$18.89 $12.49 -
Martyr Anodes Hull Anode 4" x 6" Plate Cmdivermini
Martyr Anodes
$36.19 $22.01Martyr Anodes Hull Anode 4" x 6" Plate Cmdivermini- Part Number:
- 194-CMDIVERMINI
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 6" x 4" x 1/2"
- Hole:
- 1/2" x 1-1/4" 4-1/4"
- Material:
- Zinc
$36.19 $22.01 -
Sold Out, please call for ETA.
Martyr Anodes Zinc Doka Sea Strainer Cm656934Z
Martyr Anodes
$13.79 $8.99Martyr Anodes Zinc Doka Sea Strainer Cm656934Z Zinc: For use in salt waterAluminum: For use in brackish waterMagnesium: For use in fresh water- Part Number:
- 194-CM656934Z
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 3-1/4" L x 1-1/4" W x 1/2" H
- Hole:
- 1-13/16"
- Material:
- Zinc
$13.79 $8.99 -
Perko FlushPro Inboard Engine Fresh Water Flush Kit (1 Inch Hose) 0457Dp6
Perko
$315.79 $214.99Flush Pro Valve Kit - 1"Finally! Freshwater flushing of your inboard is as simple as connecting a garden hose.Features: Polymer Stainless Steel Spring Flush your boat engine safely and easily Transparent body allows for visual...- Part Number:
- 9-0457DP6
- Availability:
- In Stock - Ships same or next business day.
- Hose:
- 1"
$315.79 $214.99 -
Seachoice Deluxe Sport Style Wheel - 14 28510
Seachoice
$45.60 $34.99Seachoice Deluxe Sport Style Wheel - 14 28510 Rim features rich leather grain, stitching and finger grips. • 4 spoke • Dish - 3-7/8" • U.Vresistant • Fits all standard 3/4" tapered...- Part Number:
- 50-28510
- Availability:
- In Stock - Ships same or next business day.
- Dia.:
- 13-1/2"
- Pack:
- Bulk
$45.60 $34.99 -
Seachoice Fuel Pump Dra-Lft 11.5-9Psi 12V 20331
Seachoice
$226.26 $154.99Seachoice Fuel Pump Dra-Lft 11.5-9Psi 12V 20331 This solid state fuel pump can be used on: refrigeration trucks, marine generator sets, diesel filtration systems, industrial applications, and other diesel lift applicationsCompatible with gasoline,...- Part Number:
- 50-20331
- Availability:
- In Stock - Ships same or next business day.
- PSI:
- 11.5 - 9
- GPH:
- 33
- OEM #:
- FACET 40222
- Volts:
- 12
$226.26 $154.99 -
Seachoice Marine Boat Speedometer Gauge Pitot Pickup for Boat Speed Pitot Tube 15401
Seachoice
$15.65 $12.99Seachoice Pitot Tube 15401 Weed resistant system provides steady water pressure required for accurate readingsKick-up feature prevents breakage.- Part Number:
- 50-15401
- Availability:
- In Stock - Ships same or next business day.
$15.65 $12.99 -
Seachoice Transom Trim Contol 28131
Seachoice
$48.46 $35.30Seachoice Transom Trim Contol 28131 Provides a weatherproof tilt control system at the stern area of the boatCan be used for remote adjustment of hydraulic plates18" wiring harness included.- Part Number:
- 50-28131
- Availability:
- In Stock - Ships same or next business day.
$48.46 $35.30 -
Sold Out, please call for ETA.
Seastar Clutch Detent Kit S And Twin S 22328
Seastar
$69.29 $45.77Seastar Clutch Detent Kit S And Twin S 22328- Part Number:
- 1-022328
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Clutch Detent Kit
$69.29 $45.77 -
Seastar Dash Tilt Mod. Safe T Qc Sgl. Sht91523
Seastar
$370.79 $279.99Seastar Dash Tilt Mod. Safe T Qc Sgl. Sht91523 Tilt steering brings comfort and convenience to any boat by allowing adjustment of the wheel to suit nearly any driving position. Features 5 adjustment positions in 12�� increments. Fits all types of...- Part Number:
- 1-SHT91523
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Safe-T QC Rotary Systems
$370.79 $279.99 -
Seastar Dual Cyl Purge Hose For Ha5445 Ha5461
Seastar
$430.29 $309.14Seastar Dual Cyl Purge Hose For Ha5445 Ha5461- Part Number:
- 1-HA5461
- Availability:
- In Stock - Ships same or next business day.
- Description:
- 2 Cylinder adapter
$430.29 $309.14 -
Seastar Elbow Fit.Tube 3/8 Npt Male Hf5534
Seastar
$44.39 $29.90Seastar Elbow Fit.Tube 3/8 Npt Male Hf5534All Older Style SeaStar manual hydraulic steering systems. These are 3/8" compression fittings which utilize a 9/16"-24 extra fine thread. (Seastar Solutions New Updated cylinders with part numbers ending in "-3"...- Part Number:
- 1-HF5534
- Availability:
- In Stock - Ships same or next business day.
- Type:
- Elbow Fitting
- Material:
- Brass
- Bag:
- 3
$44.39 $29.90 -
Seastar Hose Kit-2Pc Seastar O/B 6 Ft Ho5106
Seastar
$193.79 $164.99Seastar Hose Kit-2Pc Seastar O/B 6 Ft Ho5106 Includes two hoses - can be used with all SeaStar systems, except SeaStar PRO, BayStar, Capilano and 3-line inboard systems. ID of 5/16".- Part Number:
- 1-HO5106
- Availability:
- In Stock - Ships same or next business day.
- Length:
- 6'
- Box:
- 2
$193.79 $164.99
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.