Aftermarket Parts
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Seastar Rubber Boot With Felt Washer Sa37868P
Seastar
$22.99 $14.46Seastar Rubber Boot With Felt Washer Sa37868P- Part Number:
- 1-SA37868P
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Rubber boot for splashwell mount kits (SA27253P - SA27254P - SA36316P)
$22.99 $14.46 -
Seastar Safe-T-II Nfb Bezel Sb27150P
Seastar
$39.99 $31.19Seastar Safe-T-II Nfb Bezel Sb27150P- Part Number:
- 1-SB27150P
- Availability:
- In Stock - Ships same or next business day.
- Type:
- 90 Deg -
$39.99 $31.19 -
Seastar Seal Kit 150 Em Mv Bj Atm Hs5156
Seastar
$80.69 $57.39150 EM MV BJ ATM Includes thread locker Seal kit for SeaStar HC5314, HC5326, and HC5336 steering cylinders- Part Number:
- 1-HS5156
- Availability:
- In Stock - Ships same or next business day.
$80.69 $57.39 -
Sold Out, please call for ETA.
Seastar Seal Kit F/60 Series Helm Hs06
Seastar
$70.39 $45.06Seastar Seal Kit F/60 Series Helm Hs06- Part Number:
- 10-HS06
- Availability:
- In Stock - Ships same or next business day.
- Description:
- For H60 Series
$70.39 $45.06 -
Seastar Seal Kit Hp4600
Seastar
$200.79 $113.86Seastar Seal Kit Hp4600- Part Number:
- 1-HP4600
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Gland/Seal kit
- Fits:
- HC4645H/47H/48H/58H
$200.79 $113.86 -
Sold Out, please call for ETA.
Seastar Seal Kit Ks05
Seastar
$63.09 $39.02Seastar Seal Kit Ks05- Part Number:
- 10-KS05
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Seal Kit
$63.09 $39.02 -
Seastar Seastar Cylinder 125-9 Hc53803
Seastar
$1,043.19 $854.74Seastar Seastar Cylinder 125-9 Hc53803SeaStar outboard steering offers models of steering cylinders to suit most applications.Side mount cylinders are unbalanced and offer 4.8 or 5.7 turns lock-to-lock. It is suitable for shallow splashwells and use on...- Part Number:
- 1-HC53803
- Availability:
- In Stock - Ships same or next business day.
- Type:
- Splashwell Mount
- Description:
- Splashwell Mount 125-9
$1,043.19 $854.74 -
Sold Out, please call for ETA.
Seastar Seastar Cylinder Ba 150-7Em Hc53263
Seastar
$988.99 $797.17Seastar Seastar Cylinder Ba 150-7Em Hc53263This cylinder fits most power and non-power assist sterndrives. It can be used on single and multiple drives with multiple steering station connection. This cylinder features simple autopilot interface.- Part Number:
- 1-HC53263
- Availability:
- In Stock - Ships same or next business day.
- Model:
- BA150-7EM Balanced
$988.99 $797.17 -
Sold Out, please call for ETA.
Seastar Seastar Cylinder Ba 175-7Tm Hc5319
Seastar
$1,203.99 $22.10Seastar Seastar Cylinder Ba 175-7Tm Hc5319These cylinders are for single and dual rudder vessels with two axis articulation and offer easy autopilot interface. Cylinders are supplied with bleeder fittings.- Part Number:
- 1-HC5319
- Availability:
- In Stock - Ships same or next business day.
- Type:
- BA 175-7TM
- Body Dia.:
- 2.00"
- Shaft:
- .75"
$1,203.99 $22.10 -
Sold Out, please call for ETA.
Seastar Seastar Cylinder Stern Drive Hc5332
Seastar
$957.89 $691.80Seastar Seastar Cylinder Stern Drive Hc5332 This cylinder fits most power and non-power assist sterndrives. It can be used on single and multiple drives with multiple steering station connection. This cylinder features simple autopilot interface.- Part Number:
- 1-HC5332
- Availability:
- In Stock - Ships same or next business day.
- Model:
- Unbalanced
$957.89 $691.80 -
Seastar Seastar Helm Vent Plugs 5Pk Hp6126
Seastar
$76.89 $44.44Seastar Seastar Helm Vent Plugs 5Pk Hp6126- Part Number:
- 1-HP6126
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Helm Vented Fill Plug (5PK)
$76.89 $44.44 -
Seastar Service Kit-Powerpurge Ha54452 Hp6125
Seastar
$49.89 $42.97Seastar Service Kit-Powerpurge Ha54452 Hp6125- Part Number:
- 1-HP6125
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Power Purge Service Kit
$49.89 $42.97 -
Seastar Shim 30 Series 357773
Seastar
$44.59 $25.58Seastar Shim 30 Series 357773- Part Number:
- 1-035777
- Availability:
- In Stock - Ships same or next business day.
- Cable:
- 3300
- Description:
- Shim
- Center:
- 7/8"
- Width:
- 1/2"
$44.59 $25.58 -
Sold Out, please call for ETA.
Seastar Side Mount Cont I/O O/B Trim/Tilt Ch1752P
Seastar
$9.25Seastar Side Mount Cont I/O O/B Trim/Tilt Ch2752PBalanced grip provides a very smooth yet solid feel. This side mount single engine control is designed for starboard gunwale mounting only and uses the 3300/33C and most OEM style control cables including...- Part Number:
- 1-CH1752P
- Availability:
- In Stock - Ships same or next business day.
- Type:
- With Tilt & Trim
$9.25 -
Sold Out, please call for ETA.
Seastar Side Mount Cont I/O O/B W Trim Ch1751P
Seastar
$452.59 $0.00Seastar Side Mount Cont I/O O/B W Trim Ch2751PBalanced grip provides a very smooth yet solid feel. This side mount single engine control is designed for starboard gunwale mounting only and uses the 3300/33C and most OEM style control cables including...- Part Number:
- 1-CH1751P
- Availability:
- In Stock - Ships same or next business day.
- Type:
- With Trim
$452.59 $0.00 -
Sold Out, please call for ETA.
Seastar Side Mount Cont.I/O O/B Stop Sw Ch1750P
Seastar
$412.49 $9.25Seastar Side Mount Cont.I/O O/B Stop Sw Ch2750PBalanced grip provides a very smooth yet solid feel. This side mount single engine control is designed for starboard gunwale mounting only and uses the 3300/33C and most OEM style control cables including...- Part Number:
- 1-CH1750P
- Availability:
- In Stock - Ships same or next business day.
- Type:
- Without Trim
$412.49 $9.25 -
Sold Out, please call for ETA.
Seastar Side Plates - Suzuki Ho5363
Seastar
$0.00Seastar Side Plates - Suzuki Ho5363Includes bar and extension plate. For twin engines.- Part Number:
- 1-HO5363
- Availability:
- In Stock - Ships same or next business day.
- Fits:
- Suzuki Side Plates
$0.00 -
On Sale
Seastar Single S Top Mount Sing Func Lev Ch5210P
Seastar
$319.09 $203.95Seastar Single S Top Mount Sing Func Lev Ch5210PSingle function. Highly polished, stainless steel covers. Suits 33C and 4300 type control cables. Adjustable throttle friction and shift detent feel. Optional neutral safety switch to prevent starting in...- Part Number:
- 1-CH5210P
- Availability:
- In Stock - Ships same or next business day.
- Description:
- Single S Single Function
$319.09 $203.95 -
Sold Out, please call for ETA.
Seastar Single Tm All Chrome Trim Ni Ch7551P
Seastar
$547.79 $9.25Seastar Single Tm All Chrome Trim Ni Ch7551PCH7500/CH7600 Series controls offer options that most top mount controls in the market do not. Options include trim (most outboards) or trim and tilt (most stern drives) or the neutral lock out button. The lock...- Part Number:
- 1-CH7551P
- Availability:
- In Stock - Ships same or next business day.
- Description:
- w/ Trim w/ Neutral Interlock
$547.79 $9.25 -
Sold Out, please call for ETA.
Seastar Single Tm All Chrome Trim Ni Ch7651P
Seastar
$552.39 $9.25Seastar Single Tm All Chrome Trim Ni Ch7651PCH7500/CH7600 Series controls offer options that most top mount controls in the market do not. Options include trim (most outboards) or trim and tilt (most stern drives) or the neutral lock out button. The lock...- Part Number:
- 1-CH7651P
- Availability:
- In Stock - Ships same or next business day.
- Description:
- w/ Trim w/ Neutral Interlock
$552.39 $9.25
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.