Sierra / Seastar Solutions

Shop our Sierra and SeaStar Solutions collection for quality marine engine parts, steering components, and accessories. Sierra Marine Parts is a trusted aftermarket choice for impellers, filters, fuel system components, and more across a wide range of engine brands. SeaStar Solutions products, including SeaStar Solutions hydraulic steering systems, deliver smooth, reliable performance for all vessel types. Go2marine is your go-to source for Sierra Marine parts and SeaStar Marine supplies in one place.

Up to 20% off Sierra Oil & Filters

Enhance the efficiency of your vessel and help protect your engine and equipment with Sierra’s assortment of oils & filters. Whatever your needs, you can be confident in selecting one of their high-performance products.
On Sale
"Blue" Premium TC-W3 2-Cycle Engine Oil"Blue" Premium TC-W3 2-Cycle Engine Oil
Sierra / Seastar Solutions "Blue" Premium TC-W3 2-Cycle Engine Oil
From $7.00 $7.99
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On Sale
Engine Oil, SAE 30, VolvoEngine Oil, SAE 30, Volvo
Sierra / Seastar Solutions Engine Oil, SAE 30, Volvo
From $11.40 $13.07
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On Sale
Marine Oil Filter 18-7879-1, Replacement for Select Volvo, OMC, Mercruiser
Sierra / Seastar Solutions Marine Oil Filter 18-7879-1, Replacement for Select Volvo, OMC, Mercruiser
$5.56 $6.20
No reviews
On Sale
Spin On Oil Filter for Honda, Yamaha, Nissan & Tohatsu
Sierra / Seastar Solutions Spin On Oil Filter for Honda, Yamaha, Nissan & Tohatsu
$7.60 $8.67
No reviews
On Sale
Sierra, 18-7824-2, Oil Filter
Sierra / Seastar Solutions Sierra, 18-7824-2, Oil Filter
$7.00 $7.98
No reviews
On Sale
Sierra Marine Oil Filter 18-7876-1, Fram PH13 and others
Sierra / Seastar Solutions Sierra Marine Oil Filter 18-7876-1, Fram PH13 and others
$7.80 $13.78
No reviews
Ignition System Coil - 18-5438, 18-5438 Sierra
Sierra / Seastar Solutions Ignition System Coil - 18-5438, 18-5438 Sierra
$52.72
No reviews
On Sale
Yamaha Oil filter with by Sierra
Sierra / Seastar Solutions Marine Oil Filter, Yamaha Outboard, 18-7906-2
$8.40 $9.66
No reviews
Sierra, Johnson/Evinrude Outboard Coil KitSierra, Johnson/Evinrude Outboard Coil Kit
Sierra / Seastar Solutions Sierra, Johnson/Evinrude Outboard Coil Kit
$39.17
2 reviews
On Sale
18-8700, Oil Filter Sierra
Sierra / Seastar Solutions 18-8700, Oil Filter Sierra
$6.60 $7.66
No reviews
Ignition System Coil, External Ballast Resistor Style, 18-5433
Sierra / Seastar Solutions Ignition System Coil, External Ballast Resistor Style, 18-5433
$43.58
1 review
Oil Filter - Sierra 18-7910, Westerbeke: 30220, <br>Yanmar: 124450-3510
Sierra / Seastar Solutions Oil Filter - Sierra 18-7910, Westerbeke: 30220,
Yanmar: 124450-3510
$10.50
No reviews
Oil Pressure Sender, Dual Station, OP24891
Sierra / Seastar Solutions Oil Pressure Sender, Dual Station, OP24891
$35.97
No reviews
On Sale
Oil - 10W30 Oil, Quart, 18-9420-2 Sierra
Sierra / Seastar Solutions Oil - 10W30 Oil, Quart, 18-9420-2 Sierra
$9.56 $10.88
No reviews
Oil Pan ONLY - Mercruiser 845668T
Sierra / Seastar Solutions Oil Pan ONLY - Mercruiser 845668T
$239.14
No reviews
Oil Filter Replaces Honda 15400 Series
Sierra / Seastar Solutions Oil Filter Replaces Honda 15400 Series
$7.50
No reviews
On Sale
Oil Filter, Diesel, Bypass, 18-0036 Sierra
Sierra / Seastar Solutions Oil Filter, Diesel, Bypass, 18-0036 Sierra
$27.96 $31.74
No reviews
On Sale
Oil Filter, Diesel, Full Flow, 18-0035 Sierra
Sierra / Seastar Solutions Oil Filter, Diesel, Full Flow, 18-0035 Sierra
$22.80 $26.38
No reviews
On Sale
Sierra, Oil 25W40 Engine Oil, Replaces Mercruiser and OMCSierra, Oil 25W40 Engine Oil, Replaces Mercruiser and OMC
Sierra / Seastar Solutions Sierra, Oil 25W40 Engine Oil, Replaces Mercruiser and OMC
From $10.00 $11.56
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Coil - Mercruiser 40,000 Volt
Sierra / Seastar Solutions Coil - Mercruiser 40,000 Volt
$105.86
No reviews
Fuel connector for Honda outboard motors Replaces 17710-ZW9-023, 17710-ZW9-003
Sierra / Seastar Solutions Fuel connector for Honda outboard motors Replaces 17710-ZW9-023, 17710-ZW9-003
$36.28
No reviews
On Sale
Marine Oil Filter 18-7879-1, Replacement for Select Volvo, OMC, Mercruiser
Sierra / Seastar Solutions Marine Oil Filter 18-7879-1, Replacement for Select Volvo, OMC, Mercruiser
$5.56 $6.20
No reviews
On Sale
Spin On Oil Filter for Honda, Yamaha, Nissan & Tohatsu
Sierra / Seastar Solutions Spin On Oil Filter for Honda, Yamaha, Nissan & Tohatsu
$7.60 $8.67
No reviews
On Sale
Sierra, 18-7824-2, Oil Filter
Sierra / Seastar Solutions Sierra, 18-7824-2, Oil Filter
$7.00 $7.98
No reviews
Molded Hose - Mercruiser 32-16021-1, 18-70925 Sierra
Sierra / Seastar Solutions Molded Hose - Mercruiser 32-16021-1, 18-70925 Sierra
$26.92
1 review
Amega Series, Voltmeter, 8-18 Volt, 2", 57901P
Sierra / Seastar Solutions Amega Series, Voltmeter, 8-18 Volt, 2", 57901P
$38.50
No reviews
Seal Kit HS5167, Pivot/Front Mount Cylinders HC53, HC54, HC67, No Wrench
Sierra / Seastar Solutions Seal Kit HS5167, Pivot/Front Mount Cylinders HC53, HC54, HC67, No Wrench
$160.99
No reviews
SeaStar HF5531 Hydraulic Tee Fitting 1/4" Tube
Sierra / Seastar Solutions SeaStar HF5531 Hydraulic Tee Fitting 1/4" Tube
$49.62
No reviews
Fuel Pump - Late Design, 18-7282 Sierra
Sierra / Seastar Solutions Fuel Pump - Late Design, 18-7282 Sierra
$148.99
1 review
Fuel Pump, Chrysler Marine/Force, 18-7254 Replaces 3745414
Sierra / Seastar Solutions Fuel Pump, Chrysler Marine/Force, 18-7254 Replaces 3745414
$131.26
No reviews
Short Fuel Filter/Water Separator, 21 Micron, 18-7844
Sierra / Seastar Solutions Short Fuel Filter/Water Separator, 21 Micron, 18-7844
$10.93
1 review
Heat Exchanger End Cap Gasket, Sierra 18-0389, 3-15/16" Diameter
Sierra / Seastar Solutions Heat Exchanger End Cap Gasket, Sierra 18-0389, 3-15/16" Diameter
$8.84
1 review
Exhaust Protector Valve - 5" & 6" - 18-4458 / 4698
Sierra / Seastar Solutions Exhaust Protector Valve - 5" & 6" - 18-4458 / 4698
$57.07
No reviews
Yamaha Outboard Fuel Filter, 18-7866
Sierra / Seastar Solutions Yamaha Outboard Fuel Filter, 18-7866
$17.08
1 review
Carburetor Repair Kit, Mercury / Marine, 18-7215
Sierra / Seastar Solutions Carburetor Repair Kit, Mercury / Marine, 18-7215
$11.37
No reviews
Carburetor Gasket Kit - Mercury/Mariner - 18-7004
Sierra / Seastar Solutions Carburetor Gasket Kit - Mercury/Mariner - 18-7004
$3.69
No reviews
On Sale
Sierra Marine Oil Filter 18-7876-1, Fram PH13 and others
Sierra / Seastar Solutions Sierra Marine Oil Filter 18-7876-1, Fram PH13 and others
$7.80 $13.78
No reviews
Amega Series, Water Pressure Gauge Kit, 30psi, Outboard, 2", 61238PAmega Series, Water Pressure Gauge Kit, 30psi, Outboard, 2", 61238P
Sierra / Seastar Solutions Amega Series, Water Pressure Gauge Kit, 30psi, Outboard, 2", 61238P
$93.12
1 review
Mercruiser Trim Sender / Limit Kit, 18-7633 Sierra
Sierra / Seastar Solutions Mercruiser Trim Sender / Limit Kit, 18-7633 Sierra
$107.36
No reviews
OMC Tilt Shaft, 310613
Sierra / Seastar Solutions OMC Tilt Shaft, 310613
$22.55
No reviews
Thermostat Cover Gasket, Mercruiser, 4 & 6 Cylinder, 18-2831-9 Single
Sierra / Seastar Solutions Thermostat Cover Gasket, Mercruiser, 4 & 6 Cylinder, 18-2831-9 Single
$3.72
No reviews
Primer Bulb Assemblies - EPA compliant
Sierra / Seastar Solutions Primer Bulb Assemblies - EPA compliant
From $26.96
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Sierra, Gear Lube, Synthetic 75W-90
Sierra / Seastar Solutions Sierra, Gear Lube, Synthetic 75W-90
From $21.28
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Sierra, Premium Lower Unit Gear LubeSierra, Premium Lower Unit Gear Lube
Sierra / Seastar Solutions Sierra, Premium Lower Unit Gear Lube
From $8.34
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