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
Lido Series, Hourmeter, 12-24 Volt, 2", 65497P
Sierra / Seastar Solutions Lido Series, Hourmeter, 12-24 Volt, 2", 65497P
$69.42
No reviews
Seastar, 65504P, Lido Series, Trim Gauge, Mariner/Merc/Cobra/ Volvo DP, SX, Yamaha 2001 & on, 2"
Sierra / Seastar Solutions Seastar, 65504P, Lido Series, Trim Gauge, Mariner/Merc/Cobra/ Volvo DP, SX, Yamaha 2001 & on, 2"
$54.44
1 review
Mounting Kit, 18-4364
Sierra / Seastar Solutions Mounting Kit, 18-4364
$15.98
No reviews
Fuel Line - 1/8" ID Fuel Hose, (1/4" OD)
Sierra / Seastar Solutions Fuel Line - 1/8" ID Fuel Hose, (1/4" OD)
$3.65
No reviews
Power Pack - Johnson/Evinrude -18-5758
Sierra / Seastar Solutions Power Pack - Johnson/Evinrude -18-5758
$106.46
1 review
Exhaust Manifold Mounting Kit for Crusader 18-1929 Manifold
Sierra / Seastar Solutions Exhaust Manifold Mounting Kit for Crusader 18-1929 Manifold
$38.71
No reviews
Exhaust Manifold Mounting Kit for Crusader 18-1934 Elbow
Sierra / Seastar Solutions Exhaust Manifold Mounting Kit for Crusader 18-1934 Elbow
$25.31
No reviews
Block Off Manifold Plate - Crusader 97296
Sierra / Seastar Solutions Block Off Manifold Plate - Crusader 97296
$21.32
No reviews
Intake Manifold Gasket Set - Chrysler 3745217, 18-0607 Sierra
Sierra / Seastar Solutions Intake Manifold Gasket Set - Chrysler 3745217, 18-0607 Sierra
$52.14
No reviews
Head Gasket, 18-3857
Sierra / Seastar Solutions Head Gasket, 18-3857
$44.63
No reviews
Head Gasket - Chrysler/Force 27-F691529-1, 18-3853 Sierra
Sierra / Seastar Solutions Head Gasket - Chrysler/Force 27-F691529-1, 18-3853 Sierra
$32.11
No reviews
Temp Switch 210 Deg. F
Sierra / Seastar Solutions Temp Switch 210 Deg. F
$37.26
No reviews
Sierra Riser Block Off Gasket
Sierra / Seastar Solutions Sierra Riser Block Off Gasket
$8.51
No reviews
Sierra Wave Washer Kit
Sierra / Seastar Solutions Sierra Wave Washer Kit
$16.84
No reviews
Sierra Carb Kit, 18-7002 for Yamaha
Sierra / Seastar Solutions Sierra Carb Kit, 18-7002 for Yamaha
$34.86
No reviews
Fuel Filter, Replaces Suzuki 15410-98500, Johnson/Evinrude 5032238
Sierra / Seastar Solutions Fuel Filter, Replaces Suzuki 15410-98500, Johnson/Evinrude 5032238
$15.52
No reviews
Gas Spring, Compressed 12", Extended 20", 30 lbs. Stainless GSS62780
Sierra / Seastar Solutions Gas Spring, Compressed 12", Extended 20", 30 lbs. Stainless GSS62780
$67.59
No reviews
On Sale
Sierra 18-9690-2 10W30 Synthetic Oil, Quart
Sierra / Seastar Solutions Sierra 18-9690-2 10W30 Synthetic Oil, Quart
$14.80 $16.85
No reviews
Sierra, Oil-TC-W3 Full Synthetic, Gallon
Sierra / Seastar Solutions Sierra, Oil-TC-W3 Full Synthetic, Gallon
$58.78
No reviews
On Sale
Direct Injection TC-W3 Oil, Gallon, 18-9530-3 Sierra
Sierra / Seastar Solutions Direct Injection TC-W3 Oil, Gallon, 18-9530-3 Sierra
$49.20 $56.91
No reviews
On Sale
Synthetic Blend Mercury Outboard Engine Oil - 1 Ltr
Sierra / Seastar Solutions Synthetic Blend Mercury Outboard Engine Oil - 1 Ltr
$11.00 $12.69
No reviews
On Sale
5 Quart 25W40 Synthetic Oil Mercruiser
Sierra / Seastar Solutions 5 Quart 25W40 Synthetic Oil Mercruiser
$48.76 $49.26
No reviews
Oil Pan - Mercruiser 14244T, 18-0616
Sierra / Seastar Solutions Oil Pan - Mercruiser 14244T, 18-0616
$78.96
No reviews
Oil Pan - Mercruiser 809910, 18-0612 Sierra
Sierra / Seastar Solutions Oil Pan - Mercruiser 809910, 18-0612 Sierra
$236.70
No reviews

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