Aftermarket Parts
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Martyr Anodes 2 3/4 Zinc Shaft Anode Cmx12
Martyr Anodes
$93.79 $58.61Martyr Anodes 2 3/4 Zinc Shaft Anode Cmx12 Aluminum for salt and brackish waterMagnesium for fresh waterZinc for salt water- Part Number:
- 194-CMX12
- Availability:
- In Stock - Ships same or next business day.
- ID:
- 2-3/4"
- OD:
- 4-7/8"
- Length:
- 3-5/8"
- Material:
- Zinc
$93.79 $58.61 -
Martyr Anodes 3/4 Dia X 3 3/8 Pencil Zinc Only Cmez4
Martyr Anodes
$8.09 $4.85Martyr Anodes 3/4 Dia X 3 3/8 Pencil Zinc Only Cmez4 No plug included.- Part Number:
- 194-CMEZ4
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 3/4" x 3-3/8"
- Material:
- Zinc
$8.09 $4.85 -
Martyr Anodes Anode Hull Aluminum Zhc5 Cmzhc5A
Martyr Anodes
$35.19 $28.86Martyr Anodes Anode Hull Aluminum Zhc5 Cmzhc5A Zinc: For use in salt waterAluminum: For use in brackish waterMagnesium: For use in fresh water- Part Number:
- 194-CMZHC5AA
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 8" L x 4" W x 3/4" H
- Hole:
- 4-3/8"
- Material:
- Aluminum
$35.19 $28.86 -
Martyr Anodes Zinc Shaft 1/2" Cmx00
Martyr Anodes
$13.89 $9.71Martyr Anodes Zinc Shaft 1/2" Cmx00Aluminum for salt and brackish waterMagnesium for fresh waterZinc for salt water- Part Number:
- 194-CMX00
- Availability:
- In Stock - Ships same or next business day.
- ID:
- 1/2"
- OD:
- 1-5/8"
- Length:
- 1-15/16"
- Material:
- Zinc
$13.89 $9.71 -
Sold Out, please call for ETA.
NGK Spark Plugs 1134 Spark Plug 1134
NGK Spark Plugs
$3.99 $2.41NGK Spark Plugs 1134 Spark Plug 1134 Chosen by more automotive, and marine engine manufacturers than any other. The unique copper core and exclusive electrode design assure fast starts, peak...- Part Number:
- 41-BR8HS10
- Availability:
- In Stock - Ships same or next business day.
- Model #:
- 1134
- Pkg.:
- Boxed
- What's in the Box:
- (1) Spark Plug
$3.99 $2.41 -
NGK Spark Plugs 2623 Spark Plug 2623
NGK Spark Plugs
$6.69 $4.52NGK Spark Plugs 2623 Spark Plug 2623 Chosen by more automotive, and marine engine manufacturers than any other. The unique copper core and exclusive electrode design assure fast starts, peak...- Part Number:
- 41-BPR6FS
- Availability:
- In Stock - Ships same or next business day.
- Model #:
- 2623
- Pkg.:
- Boxed
- What's in the Box:
- (1) Spark Plug
$6.69 $4.52 -
NGK Spark Plugs B7Hs Spark Plug 5110
NGK Spark Plugs
$6.49 $4.29NGK Spark Plugs B7Hs Spark Plug 5110 Chosen by more automotive, and marine engine manufacturers than any other. The unique copper core and exclusive electrode design assure fast starts, peak...- Part Number:
- 41-5110
- Availability:
- In Stock - Ships same or next business day.
- Model #:
- B7HS
- Pkg.:
- Boxed
$6.49 $4.29 -
Sold Out, please call for ETA.
NGK Spark Plugs Bkr5Es Spark Plug 2460
NGK Spark Plugs
$6.39 $5.08NGK Spark Plugs Bkr5Es Spark Plug 2460 Chosen by more automotive, and marine engine manufacturers than any other. The unique copper core and exclusive electrode design assure fast starts, peak...- Part Number:
- 41-BKR5ES
- Availability:
- In Stock - Ships same or next business day.
- Model #:
- 2460
- Pkg.:
- Boxed
- What's in the Box:
- (1) Spark Plug
$6.39 $5.08 -
Sold Out, please call for ETA.
Racor Element-Replacement 1000 Turbine 30M 2020N-30
Racor
$21.09 $13.97Racor Element-Replacement 1000 Turbine 30M 2020N-30Waterproof, rustproof, dirtproof. Engineered to repel water and remove solid contaminants before they can damage precision engine components. Racor...- Part Number:
- 62-2020N30
- Availability:
- In Stock - Ships same or next business day.
- Micron:
- 30
- End Cap:
- Red
- Fits:
- 1000
$21.09 $13.97 -
Racor Replacement Element For 660Rrac01 S3232
Racor
$61.09 $43.91Racor Replacement Element For 660Rrac01 S3232Aquabloc® II filter replacement elements are offered as retrofits to Racor clear or metal bowl filter assembliesLong-life with 98% filtration efficiency...- Part Number:
- 62-S3232
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Element
- Micron:
- 10
- For:
- 660R-RAC-01
- Application:
- O/B
$61.09 $43.91 -
Seachoice Deluxe Sport Style Wheel - 14 28510
Seachoice
$39.08 $34.99Seachoice Deluxe Sport Style Wheel - 14 28510 Rim features rich leather grain, stitching and finger grips. • 4 spoke • Dish - 3-7/8" •&n- Part Number:
- 50-28510
- Availability:
- In Stock - Ships same or next business day.
- Dia.:
- 13-1/2"
- Pack:
- Bulk
$39.08 $34.99 -
Seastar Connector Fitting 3/8Tx1/4P (3/Pk) Hf5528
Seastar
$44.09 $25.64Seastar Connector Fitting 3/8Tx1/4P (3/Pk) Hf5528 All Older Style SeaStar manual hydraulic steering systems. These are 3/8" compression fittings which utilize a 9/16"-24 extra fine thread. (Seastar...- Part Number:
- 1-HF5528
- Availability:
- In Stock - Ships same or next business day.
- Type:
- Straight Fitting
- Material:
- Aluminum
- Bag:
- 3
$44.09 $25.64 -
Seastar Hydraulic Steering Oil Gallon Ha5440H
Seastar
$161.89 $105.25Seastar Hydraulic Steering Oil Gallon Ha5440H SeaStar Hydraulic Steering Fluid is engineered with a proprietary additive package which contains anti-foaming and anti-rusting agents,...- Part Number:
- 1-HA5440H
- Availability:
- In Stock - Ships same or next business day.
- Size:
- Gallon
$161.89 $105.25 -
Seastar Power Purge Jr Ha5445-2
Seastar
$1,786.49 $1,296.82Seastar Power Purge Jr Ha5445-2 The quickest way to bleed a SeaStar® or BayStar® system and assure a rock-solid steering feel every time! Power Purge systems reduce installation and warranty costs...- Part Number:
- 1-HA54452
- Availability:
- In Stock - Ships same or next business day.
$1,786.49 $1,296.82 -
Sierra Black Sterling Trim-MerCruiser Yam 67023P
Sierra
$58.29 $49.38Sierra Black Sterling Trim-MerCruiser Yam 67023PBlack Sterling instruments have white graphics and black background on spun aluminum dial; scratch-resistant domed glass lens; perimeter lit dial;...- Part Number:
- 11-67023P
- Availability:
- In Stock - Ships same or next business day.
- Size:
- 2"
- Type:
- Trim: Mariner/Mercury Yamaha - 2001 to date
- Dial Range:
- Up-Down
- Sender Code:
- Eng Mfr. Supply
$58.29 $49.38 -
Sierra Carb Kit 18-7247
Sierra
$34.79 $25.36Sierra Carb Kit 18-7247- Part Number:
- 47-7247
- Availability:
- In Stock - Ships same or next business day.
- OEM #:
- J/E # 438996 - 436852
$34.79 $25.36 -
Sierra E-Tec Drain Screw W Magnet 18-4249
Sierra
$25.39 $15.79Sierra E-Tec Drain Screw W Magnet 18-4249For: All E-Tec.- Part Number:
- 47-4249
- Availability:
- In Stock - Ships same or next business day.
- Description:
- with magnet
- Fits:
- Replaces J/E 318544
$25.39 $15.79 -
Sold Out, please call for ETA.
Sierra Elbow Exhaust - Barr#20-0082 18-1999
Sierra
$282.99 $201.23Sierra Elbow Exhaust - Barr#20-0082 18-1999Sierra manifolds are painted; packaged and leak tested.- Part Number:
- 47-1999
- Availability:
- In Stock - Ships same or next business day.
- Replaces:
- Barr 20-0082
$282.99 $201.23 -
Sierra Exhaust Manifold Gasket Set Bblkv8Mh 18-4348
Sierra
$60.79 $46.11Sierra Exhaust Manifold Gasket Set Bblkv8Mh 18-4348- Part Number:
- 47-4348
- Availability:
- In Stock - Ships same or next business day.
$60.79 $46.11 -
Sierra Filter-H2O Separator Vp-Om Sx-Efi 10M 18-7989
Sierra
$12.59 $9.56Sierra Filter-H2O Separator Vp-Om Sx-Efi 10M 18-7989- Part Number:
- 47-7989
- Availability:
- In Stock - Ships same or next business day.
- Contains:
- Filter Only
- Replaces:
- Volvo 3851218-2 - 3852413 - 3862228. OMC 502906
$12.59 $9.56
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.