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Aftermarket Parts

Aftermarket Parts

  • Centek Muffler-Vernatone 3X3 Round 1000104

    Centek Muffler-Vernatone 3X3 Round 1000104

    Centek

    $399.79 $312.59
    Centek Muffler-Vernatone 3X3 Round 1000104They are the original and most copied FRP wet muffler in the marine industry. Designed for gasoline or diesel engines, minimizes added back pressure, and will not rust or corrode. Constructed of fire retardant,...
    Part Number:
    383-1000104
    Availability:
    In Stock - Ships same or next business day.
    Ports:
    3"
    Dia.:
    7.07"
    Length:
    25.84"
    $399.79 $312.59
  • Centek Muffler-Vernatone 4X4 Round 1000106

    Centek Muffler-Vernatone 4X4 Round 1000106

    Centek

    $652.49 $499.99
    Centek Muffler-Vernatone 4X4 Round 1000106 They are the original and most copied FRP wet muffler in the marine industry. Designed for gasoline or diesel engines, minimizes added back pressure, and will not rust or corrode. Constructed of fire retardant,...
    Part Number:
    383-1000106
    Availability:
    In Stock - Ships same or next business day.
    Ports:
    4"
    Dia.:
    9.06"
    Length:
    33.69"
    $652.49 $499.99
  • Centek Muffler-Vrnlft 1.5X1.5Side/Top 1500071

    Centek Muffler-Vrnlft 1.5X1.5Side/Top 1500071

    Centek

    $377.39 $291.44
    Centek Muffler-Vrnlft 1.5X1.5Side/Top 1500071Extremely effective in reducing engine exhaust noise and preventing water from returning to the engine. High strength design provides a significant safety margin over other existing fiberglass lift mufflers...
    Part Number:
    383-1500071
    Availability:
    In Stock - Ships same or next business day.
    A1:
    1.5
    A2:
    1.5
    B:
    2.5
    D:
    8.36
    E:
    4.68
    F:
    2
    $377.39 $291.44
  • Sold Out, please call for ETA.
    CLEARANCE Seastar Helm Safe-T Qc Single Engine Sh5094-1P

    CLEARANCE Seastar Helm Safe-T Qc Single Engine Sh5094-1P

    Seastar

    $87.99 $83.69
    Seastar Helm Safe-T Qc Single Engine Sh5094-1P SH50941P: Quick connect feature on both sides of helm allow port side helm mount without need for an adaptor. The Quick connect snap in place feature allows both cable and spent travel tube installation with...
    Part Number:
    CL-1-SH50941P
    Availability:
    In Stock - Ships same or next business day.
    Type:
    Single Safe-T QC Helm
  • CRC Fuel Stabilizer Gas Gallon 6164

    CRC Fuel Stabilizer Gas Gallon 6164

    CRC

    $74.99 $62.96
    CRC Fuel Stabilizer Gas Gallon 6164 For all 2 and 4 cycle engines. Prevents fuel separation caused by ethanol. Keeps fuel fresh during storage, protects against corrosion, prevents gum and resin build-up, keeps filters and injectors clean. Non-staining.
    Part Number:
    77-06164
    Availability:
    In Stock - Ships same or next business day.
    Size:
    Gallon
    Treats:
    640 gal.
    $74.99 $62.96
  • CRC Mar White Lithium Grease 160Z Net13 06037`

    CRC Mar White Lithium Grease 160Z Net13 06037`

    CRC

    $13.69 $8.99
    CRC Mar White Lithium Grease 160Z Net13 06037` NLGI Grade 2 grease with superior durability and water and heat resistance. Excellent metal-to-metal lubricant. Will not wash off, melt or freeze. Ideal for steering parts, cables, hinges, riggings, tracks,...
    Part Number:
    77-06037
    Availability:
    In Stock - Ships same or next business day.
    Size:
    10 oz.
    $13.69 $8.99
  • CRC Marine Carb/Choke Cleaner 12oz 6064

    CRC Marine Carb/Choke Cleaner 12oz 6064

    CRC

    $13.39 $9.99
    CRC Marine Carb/Choke Cleaner 12oz 6064 Designed to maximize carburetor performance. Quickly dissolves carburetor deposits such as gum, sludge & varnish to improve fuel system performance & enhance fuel economy.
    Part Number:
    77-06064
    Availability:
    In Stock - Ships same or next business day.
    Size:
    12 oz.
    $13.39 $9.99
  • Groco Gear Pump 12V Gpb-1 12V

    Groco Gear Pump 12V Gpb-1 12V

    Groco

    $536.00 $331.57
    Positive Displacement Gear Pump The Concept: Made in the USA GROCO Gear Pumps are self-priming, instantly reversible, and are capable of operation in either direction.  Relatively low flow (less than vane pumps) makes them suitable for duties...
    Part Number:
    34-GPB1
    Availability:
    In Stock - Ships same or next business day.
    Self-Priming:
    Yes
    Thread NPT:
    3/8"
    Control Type:
    None
    Max GPM:
    3
    Breaker DC:
    25 amp
    $536.00 $331.57
  • Groco Oil Change System Kit 3 Port with Reversing Switch G-3A G-3 12V G312V

    Groco Oil Change System Kit 3 Port with Reversing Switch G-3A G-3 12V G312V

    Groco

    $1,228.00 $959.99
    3 Valve Oil Change Kit With Cover Features: Powerful Gear pump Delivers Nearly twice the Flow as Competitive Models. Touch Pad Controlled Bronze Manifold System System Sizes from 3 Valves to 6 Valves . Resettable Overcurrent and Dry Run...
    Part Number:
    34-G312V
    Availability:
    In Stock - Ships same or next business day.
    # of Valves:
    3
    Manifold Connection:
    1/2" NPT
    Pump Connection:
    1/2" Hose Barb
    Cover Included:
    Yes
    Self Priming:
    Yes
    Max GPM:
    3
    Breaker DC:
    25 amp
    $1,228.00 $959.99
  • Jabsco Impeller Neopreme 1210-0001-P

    Jabsco Impeller Neopreme 1210-0001-P

    Jabsco

    $52.89 $36.00
    Jabsco Impeller Neopreme 1210-0001-P
    Part Number:
    6-12100001P
    Availability:
    In Stock - Ships same or next business day.
    Fig.:
    K
    Description:
    Impeller
    Type:
    Neoprene
    Blades:
    12
    Size:
    2-1/4"
    Depth:
    1-1/4"
    $52.89 $36.00
  • Jabsco Impeller Nitrile 147500003P

    Jabsco Impeller Nitrile 147500003P

    Jabsco

    $58.19 $36.00
    Jabsco Impeller Nitrile 147500003P
    Part Number:
    6-147500003P
    Availability:
    In Stock - Ships same or next business day.
    Fig.:
    B
    Description:
    Impeller
    Type:
    Nitrile
    Blades:
    8
    Size:
    1-1/4"
    Depth:
    15/32"
    $58.19 $36.00
  • Jabsco Par Little Pal Pump Sv-34060-0010

    Jabsco Par Little Pal Pump Sv-34060-0010

    Jabsco

    $84.99 $63.99
    Jabsco Par Little Pal Pump Sv-34060-0010 Compact, polished brass hand pump. Ideal for small engines and gearbox oil drain. Marine engine oil drain pump with 3/4" female garden hose fitting on suction connection for OMC and MerCruiser 3/4" NH threaded...
    Part Number:
    6-340600010
    Availability:
    In Stock - Ships same or next business day.
    Size:
    10-1/4" L x 1-1/4" Dia.
    $84.99 $63.99
  • Johnson Pump Pump C/S Mounted Seawtr(F5B-9) 10-24228-1

    Johnson Pump Pump C/S Mounted Seawtr(F5B-9) 10-24228-1

    Johnson Pump

    $447.29 $311.15
    Johnson Pump Pump C/S Mounted Seawtr(F5B-9) 10-24228-1Bronze body, stainless steel shaft, flexible impeller, flange mounted, vertical ports, OEM pumpsFor older style small block GM marine engines
    Part Number:
    189-10242281
    Availability:
    In Stock - Ships same or next business day.
    Ports:
    1-1/4" NPT
    Impeller:
    091027B1
    $447.29 $311.15
  • Johnson Pump Pump Eng Cooling (F35B-8) Rpl 10-35038-5

    Johnson Pump Pump Eng Cooling (F35B-8) Rpl 10-35038-5

    Johnson Pump

    $381.29 $289.32
    Johnson Pump Pump Eng Cooling (F35B-8) Rpl 10-35038-5Compact, raw water resistant, multipurpose, pedestal style, bronze pumps. With excellent self-priming capability, these pumps are ideal as cooling water pumps for marine engines, bilge pumps, deckwash...
    Part Number:
    189-10350385
    Availability:
    In Stock - Ships same or next business day.
    Ports:
    2" NPT
    Impeller:
    09808B1
    $381.29 $289.32
  • Johnson Pump Pump Oil Change F3B-19 12V 10-24760-03

    Johnson Pump Pump Oil Change F3B-19 12V 10-24760-03

    Johnson Pump

    $378.19 $308.76
    Johnson Pump Pump Oil Change F3B-19 12V 10-24760-03With their high level of flexibility, these pumps are ideally suited for use in boats as bilge and deckwash pumps, fresh water pumps or refuelling pumps for oil and diesel. These pumps may be combined...
    Part Number:
    189-102476003
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Bronze body
    GPM:
    5.5
    Ports:
    3/8" NPT
    Volts:
    12
    $378.19 $308.76
  • Johnson Pump Pump-Gear Oil Gp8-19 12V 80-47508-01

    Johnson Pump Pump-Gear Oil Gp8-19 12V 80-47508-01

    Johnson Pump

    $187.99 $154.99
    Johnson Pump Pump-Gear Oil Gp8-19 12V 80-47508-01 Compact, lightweight gear pump has no impellers to burn up or replace. Pump body and gears are made of PTFE for long life and the pump is self priming up to 3.2 ft. Includes oil dipstick extraction tubes...
    Part Number:
    189-804750801
    Availability:
    In Stock - Ships same or next business day.
    GPM:
    2.11
    Volts:
    12
    $187.99 $154.99

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.