MerCruiser Exhaust
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OEM MerCruiser Exhaust Manifold 90 Drain Plug Elbow Fitting 22-862210a01
Mercury Marine / Quicksilver
$29.09 $22.51OEM MerCruiser Exhaust Manifold 90 Drain Plug Elbow Fitting 22-862210a01 Stainless Steel Exhaust Manifold Drain Elbow Kit 862210A01 is for use on V-6 and V-8 MerCruiser stern drive and inboard...- Part Number:
- 710-22-862210A01
- Availability:
- In Stock - Ships same or next business day.
- Manufacturer Part Number:
- 22-862210a01
$29.09 $22.51 -
OEM MerCruiser V6/V8 Dry Joint Exhaust Riser 1.7" Spacer Kit 865995A01
Mercury Marine / Quicksilver
$816.49 $694.49OEM MerCruiser V6/V8 Dry Joint Exhaust Riser 1.7" Spacer Kit 865995A01 for V6 and V8 engines with (14 degree risers)864309T01, 864309T02 (std cooling)Will work with Dry Joint Exhaust only Includes:- Part Number:
- 710-865995A01
- Availability:
- In Stock - Ships same or next business day.
$816.49 $694.49 -
OEM MerCruiser Exhaust Y-pipe with Flappers 815786 8M0115149 807130a4 807130c 861229c
Mercury Marine / Quicksilver
$1,017.99 $862.99New OEM Y-Pipe Works with many mercruiser engines!part number 807130a4 casting number 807130-c or 861229c Replaces- Part Number:
- 710-8M0115149
- Availability:
- In Stock - Ships same or next business day.
$1,017.99 $862.99 -
NEW OEM MerCruiser V6 V8 Exhaust Riser spacer kit 6" 6 inch 93322A12
Mercury Marine / Quicksilver
$717.99 $619.97NEW OEM MerCruiser V6 V8 Exhaust Riser spacer kit 6" 6 inch 93322A12 • For all MerCruiser center riser manifolds • All V6 and all V8 engines from early 80+ • New bolts, gaskets, 6 inch high s- Part Number:
- 710-93322A12
- Availability:
- In Stock - Ships same or next business day.
$717.99 $619.97 -
MerCruiser down Elbow Tube 14478T01
Mercury Marine / Quicksilver
$176.25 $164.52MerCruiser down Elbow Tube 14478T01 Used for converting the 1 peice manifolds!Elbow tube for MerCruiser MODEL 175-205 - V6, GM 229/262 CID (1983 up to 0M SN #) Please confirm fitment of MerCruiser...- Part Number:
- 710-14478T01
- Availability:
- In Stock - Ships same or next business day.
$176.25 $164.52 -
Sold Out, please call for ETA.
OEM MerCruiser straight hose fitting 22-863804 22-866725
Mercury Marine / Quicksilver
$18.29 $12.99MerCruiser straight hose fitting 22-866725 22-863804 22-866725 replaces 22-863804 Please confirm fitment of MerCruiser parts with your serial numberPhotos and descriptions provided via Mercury may...- Part Number:
- 710-22-866725
- Availability:
- In Stock - Ships same or next business day.
$18.29 $12.99 -
(14 Degree) Dry Joint OEM MerCruiser 4.3 V6 Exhaust Manifold and Riser Kit 864612T01 864591T02
Mercury Marine / Quicksilver
$1,943.96 $1,942.96OEM MerCruiser 4.3 V6 Exhaust Kit For MerCruiser 4.3 engines with DRY JOINT center riser exhaust and 14 degree 4 inch risers (if you are not sure of the angle of your risers, please call us with...- Part Number:
- K-OEM262DRY14
- Availability:
- In Stock - Ships same or next business day.
- Coating:
- Hot Dipped (Ceramic)
- Engine Size:
- 4.3 v6
- Generation:
- Dry Joint (02-2010)
$1,943.96 $1,942.96 -
(7 Degree) DRY JOINT OEM MerCruiser 4.3 V6 Exhaust Manifold and Riser Kit 864612T01 864309T02
Mercury Marine / Quicksilver
$1,821.99 $1,799.99OEM MerCruiser 4.3 V6 Exhaust Kit For MerCruiser 4.3 engines with DRY JOINT center riser exhaust and 7 degree 4 inch risers- Part Number:
- K-OEM262DRY7
- Availability:
- In Stock - Ships same or next business day.
- Coating:
- Hot Dipped (Ceramic)
- Engine Size:
- 4.3 v6
- Generation:
- Dry Joint (02-2010)
$1,821.99 $1,799.99 -
OEM Mercury MerCruiser 496 6" Spacer Riser Block 866768T 8M0124066
Mercury Marine / Quicksilver
$551.36 $499.99OEM MerCruiser 496 6" Spacer / Riser Block Old Part Number: 866768T New Part Number: 8M0124066 Please confirm fitment of MerCruiser parts with your serial number- Part Number:
- MM-8M0124066
- Availability:
- See Special Order Details
$551.36 $499.99 -
OEM Quicksilver/Mercury 496 Exhaust Riser 865331a02
Mercury Marine / Quicksilver
$1,079.99 $929.99MerCruiser 496 Mag & MIE 8.1L Standard Exhaust Elbow Exhaust elbow 865331A02 is for use on MerCruiser 496 Magnum stern drive and 8.2L Magnum (non-EC) inboard engines. Made of Stainless Steel, 8-1/- Part Number:
- 710-865331A02
- Availability:
- In Stock - Ships same or next business day.
$1,079.99 $929.99 -
Sold Out, please call for ETA.
OEM MerCruiser 496 / 8.1 Mag Exhaust Manifold Kit With Parts 866178A02
Mercury Marine / Quicksilver
$839.99OEM MerCruiser 496 Mag Exhaust Manifold 866178A02 Exhaust conversion kit 866178A02 converts exhaust manifolds with water rails to the newer style, cast iron manifolds without water rails. For...- Part Number:
- 710-866178A02
- Availability:
- In Stock - Ships same or next business day.
$839.99 -
OEM MerCruiser Exhaust Center Riser mounting bolt (REMOTE OIL FILTER)
Mercury Marine / Quicksilver
$16.70 $11.69OEM MerCruiser Exhaust Riser mounting bolts (extended) (6-3/4") Fits 4.3 , small block, and big block MerCruiser engines with 4" Riser Elbows Will not work for dry joint (2002+)- Part Number:
- 710-10-44387
- Availability:
- In Stock - Ships same or next business day.
- Fitment:
- .376-16 x 6.750
$16.70 $11.69 -
OEM MerCruiser 4.3 V6 1-Piece to 2-Piece Conversion Kit 1996 + 864293a02
Mercury Marine / Quicksilver
$407.49 $308.39CONVERSION KIT 864293a02 Includes: • 2x upper rubber tube (elbow to intermediate elbow) - 32-44358001 • 2x lower rubber tube (for original Y pipe) 32-807458T • 2x lower rubber tube (for New style Y...- Part Number:
- 710-864293A02
- Availability:
- In Stock - Ships same or next business day.
$407.49 $308.39 -
OEM MerCruiser 496 Exhaust Riser Gasket 27-862356
Mercury Marine / Quicksilver
$13.59 $9.75Genuine OEM MerCruiser exhaust riser gasket, #27-862356. The factory seal between the riser and manifold on 496 Magnum and 8.1S MerCruiser sterndrive and inboard engines.Check your owner’s or service...- Part Number:
- 710-27-862356
- Availability:
- In Stock - Ships same or next business day.
$13.59 $9.75 -
(7 Degree) Dry Joint OEM MerCruiser V8 350/305 Exhaust Manifold Kit (2002-04) 8M0185794 864309T02
Mercury Marine / Quicksilver
$1,899.96New OEM Dry Joint exhaust kit 7 Degree For MCM Serial numbers (OM600000-OW309999) approx 2002-2004 (some early 2005) with 7 degree risers! Includes:- Part Number:
- K-OEM350DRY7
- Availability:
- In Stock - Ships same or next business day.
- Coating:
- Hot Dipped (Ceramic)
- Engine Size:
- Small V8 (5.0, 5.7, 6.2)
- Generation:
- Dry Joint (02-2010)
$1,899.96 -
OEM MerCruiser Exhaust Riser Spacer Kit 3" 93320A13 (4x full flow gaskets)
Mercury Marine / Quicksilver
$489.49NEW OEM MerCruiser 3 inch spacer kit Exhaust riser kit 93320A13 is for use on MerCruiser V-6 TBI stern drive engines with 2-piece exhaust manifolds (serial number 0M614999 and below). Will also fit...- Part Number:
- 710-93320A13
- Availability:
- In Stock - Ships same or next business day.
$489.49 -
OEM MerCruiser 496 8.1S Mag Exhaust Manifold Cast Iron Alloy 863127T1 863127T02 866178T01
Mercury Marine / Quicksilver
$814.49 $813.99OEM MerCruiser 496 Mag Exhaust Manifold Cast-Iron Alloy Exhaust manifold 866178T01 is for use on MerCruiser 8.1L and 8.2L non-EC sterndrive and inboard engines. Without water rail. See your...- Part Number:
- 710-866178T01
- Availability:
- In Stock - Ships same or next business day.
$814.49 $813.99 -
OEM MerCruiser 4" Exhaust Riser elbow mounting bolt 10-43749
Mercury Marine / Quicksilver
$6.90 $5.29Genuine OEM MerCruiser exhaust riser elbow mounting bolt, part #10-43749, for engines using the 4" riser elbow. Fits: MerCruiser 4.3, small block, and big block engines with 4" riser elbows Does...- Part Number:
- 710-10-43749
- Availability:
- In Stock - Ships same or next business day.
$6.90 $5.29 -
OEM V6 & V8 Small Block manifold mounting bolt 10-53728 8M0214937
Mercury Marine / Quicksilver
$5.10 $4.99Genuine OEM MerCruiser center-riser exhaust manifold mounting bolt, part #10-53728 (8M0214937). The factory-correct fastener for center-riser style manifolds, rated for the marine exhaust environment...- Part Number:
- 710-10-8M0214937
- Availability:
- In Stock - Ships same or next business day.
- Fitment:
- .375-16 x 4.75
$5.10 $4.99 -
OEM MerCruiser 454 / 7.4 Manifold mounting bolt 10-37612
Mercury Marine / Quicksilver
$3.49 $2.99Genuine OEM MerCruiser exhaust manifold mounting bolt, part #10-37612. Factory hardware built to survive the heat-and-vibration cycles of a marine exhaust manifold, where a hardware-store bolt will...- Part Number:
- 710-10-37612
- Availability:
- In Stock - Ships same or next business day.
$3.49 $2.99
MerCruiser Exhaust
If you want maximum performance and long-term reliability from your MerCruiser inboard engine, routine maintenance of your exhaust system is essential. Corrosion and normal wear can damage exhaust components, leading to poor performance or even serious engine issues. At PowerBoatSupply.com, you’ll find a wide selection of MerCruiser exhaust system parts—including exhaust manifolds, risers, bellows, and other replacement parts to keep your motor running at its best. We carry OEM MerCruiser parts as well as trusted aftermarket options from Sierra and other leading manufacturers.
MerCruiser Exhaust Risers
The exhaust riser is a critical component that should be inspected regularly as part of routine maintenance. At PowerBoatSupply.com, we stock the latest designs that efficiently collect hot gasses from the engine and cool them with a water-filled jacket. This process improves exhaust flow, boosts engine performance, and extends the lifespan of your motor.
MerCruiser Exhaust Manifolds and Components
Whether you need a new MerCruiser transom assembly, exhaust elbows, gaskets, or bolts, PowerBoatSupply.com is your one-stop shop for high-quality parts. From durable MerCruiser exhaust manifolds to complete MerCruiser outdrives, we provide everything you need for annual maintenance or complete rebuilds. With premium OEM and aftermarket options, you’ll spend less time in the shop and more time on the water. With over 35 years of experience in marine engine parts and service, we know the difference quality makes when you rely on your boat’s engine.
Find Quality MerCruiser Exhaust Parts
Shop our full inventory of MerCruiser exhaust components today and get the parts you need shipped fast, so your boat is always ready for the next adventure.