PLEASE NOTE - Some products are not immediately available. If your order will be delayed, we will e-mail you or call you and let you know.
E-MAIL US HERE about availability and we will respond quickly! We ship same day if your order was placed by 1:00 PM EST during normal business hours BASED ON AVAILABILITY.
NEXT DAY SHIPPING NOTE - Please see our Shipping Policy SATURDAY OR SUNDAY DELIVERY IS NOT AN OPTION.

Inboard Marine Engine Exhaust Parts

Inboard Boat Exhaust Parts

Does your boat need replacement parts? At My Inboard Marine, we carry a wide range of inboard boat exhaust parts perfect for fixing or replacing worn out components within the exhaust system. At My Inboard Marine, we carry original equipment. We have everything from nuts and bolts to screws and mufflers from brand names including PCM, Indmar, Mercury, and Mercruiser. Whatever you need, we’ve got it in stock. Keep your boat running efficiently and pulling strong with our specialty marine equipment.

Allow yourself to avoid the headache of running from store to store looking for the right part. Instead, shop through our easy to navigate online store to find the right item for you boat. Browse our store and grab your inboard boat exhaust items from us today.

Scroll down for all Exhaust Related Items

Manifold Exhaust Kit Port Side  For Indmar OEM Indmar 4953401 Manifold Exhaust Kit Port Side  For Indmar OEM Indmar 4953401
10%
Sold Out
Indmar 6.0L Manifold Kit with Clamps & Gasket PORT SIDE with CAT 49-53401 Indmar Marine Engines 6.0L Manifold Kit with Clamps & Gasket.Port Side Chevrolet...
Manifold Exhaust Kit Starboard Side For Indmar OEM Indmar 4953400 Manifold Exhaust Kit Starboard Side For Indmar OEM Indmar 4953400
12%
Sold Out
Indmar 6.0L Manifold Kit with Clamps & Gasket PORT SIDE With CAT 49-53400 Indmar Marine Engines 6.0L Manifold Kit with Clamps & Gasket.Port Side Chevrolet...
Manifold Exhaust Mounting Kit 302 - 351 PCM Engines Sierra Kit 18-8503
9%
$31.78 $34.99
Sierra Kit includes exhaust manifold to head gasket & mounting bolts for Pleasurecraft Marine Ford small block marine engines. SOLD EACH SIDE - SOLD EACH PCM...
MANIFOLD EXHAUST MOUNTING KIT GM ALL 5.7L ENGINES INDMAR OEM 49-1006 MANIFOLD EXHAUST MOUNTING KIT GM ALL 5.7L ENGINES INDMAR OEM 49-1006
43%
$22.99 $39.99
Original Equipment Indmar Exhaust Manifold Mounting Kit OEM Indmar 49-1006 Bolt & Elbows Kit OEM Bolts & Both 90° Elbows SOLD PER SIDE - NEED TWO...
Manifold Exhaust PCM 6.0L ZR Non CAT PCM R028023 Manifold Exhaust PCM 6.0L ZR Non CAT PCM R028023
13%
$350.00 $402.15
OEM Pleasurecraft Marine center rise exhaust manifold Fits 6.0L ZR Engines PCM R028023A IS THE NEW NUMBER FOR THE SAME PART PER PCM! 2004 UP...
Sold Out
Sierra Marine Performance Parts - Sold Each This item is on a long backorder with no ETA- CLICK HERE FOR Replacement Manifold. Center rise exhaust...
Manifold Exhaust PCM Ford 302 & 351 Small Block Engines PCM-R028001
13%
$320.00 $365.95
OEM Pleasurecraft Marine center rise exhaust manifold fits Ford 302 & 351 CID marine engines. SOLD EACH! PCM exhaust manifold For Pleasurecraft Marine Ford V8...
Manifold Exhaust PCM GM 305 - 350 Small Block Engines PCM-R028009 Manifold Exhaust PCM GM 305 - 350 Small Block Engines PCM-R028009
2%
$344.00 $352.29
OEM Pleasurecraft Marine center rise exhaust manifold fits GM 5.0L & 5.7L - 305 - 350 CID marine engines. PCM exhaust manifold For Pleasurecraft Marine GM...
Manifold Exhaust With Mounting Kit Big Block GM CHVA-1-84 Manifold Exhaust With Mounting Kit Big Block GM CHVA-1-84
18%
$480.00 $583.00
Center Riser Manifold for big Block GM Engines Sold Each. 1 per side. Includes Mounting Kit: Manifold Gasket Riser Gasket Plugs Mounting Bolts Water cooled...
Manifold Mounting Kit Indmar OEM 49-2004
8%
$11.59 $12.59
Original Equipment Indmar Manifold Complete Mounting Kit Works only on the original Ford Indmar ONLY - will not fit BARR OEM Indmar 49-2004 SOLD PER SIDE...
Manifold to Cylinder Head Bolt - 3/8-16 x 1-1/2 Crusader 90348150
17%
$2.69 $3.25
Used to mount Crusader MP5.7 and MP7.4 center style exhaust manifold to cylinder head. Replaces Crusader 21307 and 186628 If you need the other, Gold...
Mercruiser 3 Inch Riser Extension Kit Barr Marine MC-20-61851A2
7%
$309.00 $332.00
Mercruiser 3 Inch Riser Extension Kit Barr Marine MC-20-61851A2 3 in. Riser Extension Kit Sold as a pair Includes gaskets and mounting hardware Replaces Barr...
Mercruiser Engine Oil Drain Kit Marine Products International 308-0380
11%
$57.00 $64.07
MPI's oil drain kit allows you to quickly & easily drain Mercruiser inboard marine engines with a 12 x 1.75 mm thread oil pan drain...
Mercruiser Riser Block Off Plate Barr Marine OEM MC-20-55730
17%
$22.45 $26.95
Replacement stainless steel block off plate for various Mercruiser closed cooled engines. Barr Mercruiser stainless steel block off plate For use with 60426A1, 76351A1, and...
Mounting kit ETX Manifold NON-CAT 53-1300 & 53-1301 Hardware Kit OEM 49-5095 Mounting kit ETX Manifold NON-CAT 53-1300 & 53-1301 Hardware Kit OEM 49-5095
37%
$25.00 $39.99
Original Equipment Indmar Exhaust Manifold Mounting Kit HARDWARE KIT ETX (NON CAT ONLY) MANIFOLD MOUNTING. For manifolds that have a tee installed use the 2 supplied...
Mounting Kit For Aluminum Manifold Indmar Big Block Riser 545 - 502 - 8.1 OEM 49-5141 Mounting Kit For Aluminum Manifold Indmar Big Block Riser 545 - 502 - 8.1 OEM 49-5141
31%
$33.32 $47.95
Indmar OEM Mounting Kit Sold Each For Manifold Indmar 53-1278 Big Block 8.1 Aluminum Manifold 545 - 502 - 8.1
Mounting Kit For Riser Indmar Big Block Riser 545 - 502 - 8.1 OEM 49-1004 Mounting Kit For Riser Indmar Big Block Riser 545 - 502 - 8.1 OEM 49-1004
21%
$7.52 $9.52
Indmar OEM Mounting Kit For Riser Indmar 53-1077 Big Block Riser 545 - 502 - 8.1 This kit fits the Riser 53-1077 by Indmar
Muffler <b>Supra-Moomba 104378</b> Interchangeable Angled 3-1/2 Inch 60° O.D. Inlet 3 Inch O.D. Straight Outlet 34 Inches OEM 4207 Muffler <b>Supra-Moomba 104378</b> Interchangeable Angled 3-1/2 Inch 60° O.D. Inlet 3 Inch O.D. Straight Outlet 34 Inches OEM 4207
45%
$345.00 $621.69
Ultra Marine - Muffler Supra-Moomba 104378 Muffler Number: 104378 Supra-Moomba Interchangeable - PORT or STARBOARD UM-4207 Angled 60 Degree 3-1/2" Inlet With 3" Straight Outlet 33"...
Muffler Interchangeable 13" Ultra Straight 3-1/2 Inch O.D. Inlet With 3-1/2 Inch O.D. Straight Outlet 13 Inches Long OEM UM-289-3120
32%
$275.00 $401.99
Ultra Marine - Muffler Aftermarket Interchangeable UM-289-3120 Ultra Straight 3-1/2" Inlet With 3-1/2" Straight Outlet 13" Tip to Tip 3-1/2" in - 3-1/2" out Some...
Muffler Interchangeable Angled 3 Inch O.D. 60° Inlet With 3 Inch  O.D. Straight Outlet 24 Inches Long OEM UM-2015
24%
$315.00 $413.32
Ultra Marine - Muffler Aftermarket Interchangeable UM-2015 60 Degree <NOT 45 degree> Angled 3" Inlet With 3" Straight Outlet 3" Angled 60 Degree Inlet 3"...
Items 181 to 200 of 263 total