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Marine Exhaust Systems & Parts by Sierra

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Sierra

Mercruiser 4 in Exhaust Elbow

SKU: 150224 | Item ID: SIE 18-1976-2

$202.30

In Stock
Exhaust Protector Valve

Sierra

Exhaust Protector Valves

Available in 3 options

$39.53 - $77.14

In Stock
MANI SPACER, MC-20-93320A3, EACH

Sierra

Manifold Riser Spacer Block - 3"

SKU: 157058 | Item ID: SIE 18-1908

$179.66

In Stock
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Sierra

Mercruiser V8 Center Rise Exhaust Manifold

SKU: 172379 | Item ID: SIE 18-1953-2

$267.00

In Stock
Sierra 18-1909-1 Exhaust Riser OMC/Volvo Penta

Sierra

Exhaust Riser OMC/Volvo Penta

SKU: 190138 | Item ID: SIE 18-1909-1

$323.98

In Stock
Sierra 18-1986-1 Exhaust Manifold

Sierra

OMC Engine Exhaust Manifold - GM Small Block V8 305-350 CID

SKU: 160766 | Item ID: SIE 18-1986-2

$384.80

In Stock
18-1997-1 of Sierra Universal Center Riser Manifold

Sierra

Universal Center Riser Manifold

SKU: 150337 | Item ID: SIE 18-1997-1

$363.13

In Stock
18-1957-2 of Sierra Mercruiser Port & Starboard Exhaust Manifold

Sierra

Mercruiser Port & Starboard Exhaust Manifold

SKU: 150325 | Item ID: SIE 18-1957-2

$335.62

In Stock
ELBOW, CRUSADER, CR-20-98068

Sierra

Crusader Exhaust Riser - CR-20-98068

SKU: 176003 | Item ID: SIE 18-1934

$276.09

In Stock
EXHAUST WATER SHUTTER MERC 60930

Sierra

Exhaust Water Shutter

SKU: 153151 | Item ID: SIE 18-2727

$36.22

In Stock
EXHAUST ELBOW MOUNTING KIT

Sierra

18-8555 Exhaust Elbow Mounting Kit

SKU: 378793 | Item ID: SIE 18-8555

$74.12

In Stock
EXHAUST MANIFOLD GASKET MERC

Sierra

Exhaust Manifold Gasket

SKU: 150710 | Item ID: SIE 18-2909-9

$21.68

In Stock
18-0672 Exhaust Elbow Gasket

Sierra

18-0672 Exhaust Elbow Gasket

SKU: 1042834 | Item ID: SIE 18-0672-9

$30.18

In Stock
On Sale
T-STAT GSKT MERCURY 27-48818-1

Sierra

18-2844-9 Water Neck Gasket

SKU: 150290 | Item ID: SIE 18-2844

Sale

$0.37

In Stock
On Sale
V6 Dry Joint Exhaust Manifold

Sierra

V6 Dry Joint Exhaust Manifold

SKU: 1018161 | Item ID: SIE 18-1842

Sale

$246.60

In Stock
MNT KIT GM SMALL BLOCK AND BIG BLO

Sierra

Mounting Kit 18-8535

SKU: 167729 | Item ID: SIE 18-8535

$16.51

In Stock
Mercruiser V6 Center Rise Exhaust Manifold

Sierra

Mercruiser V6 Center Rise Exhaust Manifold

SKU: 150320 | Item ID: SIE 18-1952-1

$345.94

In Stock
BLK OFF PLATE CRUSADER CR-20-97296

Sierra

Blockoff Manifold Plate

SKU: 166512 | Item ID: SIE 18-1917

$25.82

In Stock
RISER, CRUSADER, 8IN, CR-20-97169

Sierra

Riser Crusader

SKU: 175994 | Item ID: SIE 18-1916

$259.24

In Stock
CYL BLOCK DRAIN TAP J/E 379957

Sierra

Cylinder Block Drain Tap

SKU: 153111 | Item ID: SIE 18-4218

$12.38

In Stock
On Sale
RISER, CHRYSLER 318/360 CM-20-6674

Sierra

Chrysler Riser for Inboard Engines

SKU: 150334 | Item ID: SIE 18-1945

Sale

$105.67

In Stock
On Sale
ELBOW, MERC 76325A2 LOW PROF 4 CYL

Sierra

Mercury Exhaust Riser - fits 76325A2 Low Profile, 4-Cyl

SKU: 150219 | Item ID: SIE 18-1972

Sale

$197.38

In Stock
Sierra 18-1998-1 Exhaust Manifold

Sierra

Ford V8 Exhaust Manifold

SKU: 150338 | Item ID: SIE 18-1998-1

$375.52

In Stock
MANIFOLD 4.3L VOLVO 856894-1 W/GASK

Sierra

Volvo Exhaust Manifold - 4.3L 856894-1

SKU: 150243 | Item ID: SIE 18-1932

$346.35

In Stock
EXHAUST TUBE MERC 78458A 1

Sierra

Exhaust Tube

SKU: 152895 | Item ID: SIE 18-2760

$83.03

In Stock
S HOSE VOLVO 875822-9

Sierra

Molded Penta S Hose

SKU: 153144 | Item ID: SIE 18-2775

$67.66

Special Order Only
Sierra 18-1843 GM Dry-Joint Exhaust Manifold

Sierra

Small Block GM Dry-Joint Exhaust Manifold

SKU: 449981 | Item ID: SIE 18-1843

$537.19

Out of Stock
EXHAUST MANIFOLD MOUNTING KIT

Sierra

Exhaust Manifold Mounting Kit - Mercruiser

SKU: 194168 | Item ID: SIE 18-8532

$27.35

Special Order Only
3" Manifold Riser Spacer Kit

Sierra

3" Manifold Riser Spacer Kit

SKU: 170351 | Item ID: SIE 18-1908K

$453.15

In Stock
RUBBER SEAL VOLVO 418411-5

Sierra

Rubber Seal

SKU: 152043 | Item ID: SIE 18-2935

$5.55

Special Order Only
HEAD GASKET CRUSADER 30233

Sierra

Head Gasket 18-3877

SKU: 149769 | Item ID: SIE 18-3877

$63.33

Special Order Only
GASKET MERCURY (5) 27-47590-1

Sierra

18-2831 Thermostat Cover Gasket

SKU: 150277 | Item ID: SIE 18-2831-9

$4.46

Special Order Only
EXH MANIFOLD GASKET SET INDMAR/MP

Sierra

Exhaust Manifold Gasket Set

SKU: 150345 | Item ID: SIE 18-0603

$42.02

Special Order Only
EXHAUST ELBOW MOUNTING KIT

Sierra

Exhaust Manifold Mounting Kit

SKU: 212952 | Item ID: SIE 18-8520

$22.85

Special Order Only
MNT KIT SMALL BLOCK VOLVO 305-350

Sierra

Exhaust Elbow Mounting Kit

SKU: 170489 | Item ID: SIE 18-8510

$24.99

Special Order Only
HOSE CONNECTION VOLVO 854031-2

Sierra

Thermostat Housing

SKU: 152904 | Item ID: SIE 18-2777

$61.58

Special Order Only
HOSE CONNECTION VOLVO 832846-0

Sierra

Thermostat Housing Hose Connection

SKU: 152905 | Item ID: SIE 18-2778

$67.69

Special Order Only
RISER, VOLVO 4.3L FITS 18-1932 W/GA

Sierra

18-1936 Volvo Riser

SKU: 150333 | Item ID: SIE 18-1936

$230.37

Special Order Only
EXHAUST ELBOW MT PACKAGE BARR 20-0082-P

Sierra

Exhaust Elbow Mounting Package 18-4364

SKU: 153078 | Item ID: SIE 18-4364

$18.64

Special Order Only
Volvo V8 Riser of Sierra Volvo Riser for V8 Center Rise Manifold

Sierra

Volvo Riser for V8 Center Rise Manifold

SKU: 150332 | Item ID: SIE 18-1935-1

$207.63

Special Order Only
Sierra Exhaust Manifold - Merc of Sierra Exhaust Manifold - Fits MERC 96705 Some Early Cyl

Sierra

Exhaust Manifold - Fits MERC 96705 Some Early Cyl

SKU: 150323 | Item ID: SIE 18-1955-1

$610.88

Special Order Only
Mercury Exhaust Manifold - 65603 Ford - Starboard Side

Sierra

Mercury Exhaust Manifold - 65603 Ford - Starboard Side

SKU: 173546 | Item ID: SIE 18-1962-1

$352.08

Special Order Only
Image coming soon

Sierra

Volvo Penta Engine Exhaust Manifold

SKU: 150240 | Item ID: SIE 18-1931-1

$381.13

Special Order Only
EXHAUST TUBE MERC 70981A 3

Sierra

Exhaust Tube1

SKU: 152897 | Item ID: SIE 18-2762

$51.27

Special Order Only
Exhaust Manifold - Mercury 860235 of Sierra Mercury Exhaust Manifold - Fits 4-Cylinder 860235

Sierra

Mercury Exhaust Manifold - Fits 4-Cylinder 860235

SKU: 453513 | Item ID: SIE 18-1956-3

$567.90

Special Order Only
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