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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

2011-2012 Muffler Mastercraft - 3.5" Inlet/Outlet - Starboard 5.7 Liter OEM 252081
32%
$558.00 $823.69
MUFFLER MASTERCRAFT 2011 - 2012 3.5" inlet/outlet Starboard 5.7 Liter OEM 252081 MUFFLER-STBD 5.7 Manufactured by Ultra Marine. Easy to install! Ultra Marine Fine fiberglass...
2011-2014 Muffler Mastercraft - 3.5" W/80° Elbow -28" Body OEM 252079
28%
$587.50 $816.62
MUFFLER MASTERCRAFT 2011 - 2014 3.5" W/80° Elbow 28" Body OEM 252079 MUFFLER - 3.5" Outlet X 80* INLET 2011 - 2014 with a 28"...
2011-2012 MUFFLER MASTERCRAFT - 3.5" inlet/outlet -Starboard 6.0L - ILMOR Engine OEM 252073
19%
$557.05 $686.62
MUFFLER MASTERCRAFT 2011 - 2012 3.5" inlet/outlet Starboard 6.0L - ILMOR Engine OEM 252073 MUFFLER-STARBOARD 2011 - 2012 USE W/ILMOR 6.0L Manufactured by Ultra Marine....
2011-2012 MUFFLER MASTERCRAFT -  3.5" inlet/outlet - Port 6.0L - ILMOR Engine OEM 252072
24%
$674.83 $886.91
MUFFLER MASTERCRAFT 2011 - 2012 3.5" inlet/outlet Port 6.0L - ILMOR Engine OEM 252072 MUFFLER-PORT 2011 - 2012 USE W/ILMOR 6.0L  Manufactured by Ultra Marine....
MUFFLER MASTERCRAFT ANGLED 3-1/2" 60° INLET 3-1/2 " STRAIGHT OUTLET 38" LONG 250016
25%
$315.83 $423.17
Mastercraft Muffler Part# 250016 60 Degree Angled 3-1/2" Inlet With 3-1/2" Straight Outlet 3-1/2" Angled 60 Degree Inlet 3-1/2" Straight Outlet 38 Inches long - approximately Manufactured...
Lock Washer For Exhaust Riser Bolt For All Small Blocks 5/16" #10 Spring PCM RS2179
29%
$0.20 $0.28
PCM Riser Bolt Lock Washers for all small blocks Lockwasher, manifold to cylinder head attaching PCM Ford & GM 5.0 & 5.7, & 6.0 L (non-CES...
Tige 2100 Muffler 3-1/2" Straight Inlet - Outlet UM-4067-T
33%
$530.00 $795.00
Tige 2100 Muffler 3-1/2" Straight Inlet - Outlet UM-4067-T Part# 252004 - Sold Each - Fits Starboard & Port 3-1/2" Straight Inlet & Outlet OAL...
Mercruiser Riser Block Off Plate Gasket | Barr MC47-27-41811
14%
$6.00 $7.00
Gasket seals both sides of Mercruiser center rise exhaust manifold/riser block off plate. MerCruiser restrictor plate gasket to be used with MC-20-87918 restrictor plate (2...
Mercruiser Center Rise Exhaust Elbow | Sierra 18-1976-2 Mercruiser Center Rise Exhaust Elbow | Sierra 18-1976-2
2%
$225.00 $228.69
Sierra direct replacement exhaust elbow fits many Mercruiser V6 & V8 marine engines with center rise exhaust manifolds. 4-inch outside diameter exhaust hose connection  
Mercruiser GM Big Block Center Rise Exhaust Manifold | Sierra 18-1957-2
22%
$334.00 $425.68
Center rise exhaust manifold fits Mercruiser GM 7.4L & 8.2L CID marine engines. Mercruiser exhaust manifold Direct replacement manifold fits Mercruiser GM V8 454 and...
Riser 3.5" GM -Ford Exhaust Riser Fresh Water Drilled & Tapped Indmar OEM 53-2028
53%
$215.95 $456.95
Exhaust Riser 3-1/2" -  Original Equipment Indmar Item FRESH WATER ( With Antifreeze In The Engine) OEM Indmar 53-2028 - Need 2 per engine - Same...
Mercruiser GM V6 Exhaust Manifold | Barr MC-1-99746 Mercruiser GM V6 Exhaust Manifold | Barr MC-1-99746
35%
$383.00 $590.00
Mercruiser GM V6 Exhaust Manifold | Barr MC-1-99746 Direct replacement, water cooled, center discharge MerCruiser exhaust manifold. Replaces MerCruiser part #'s #399746A3 and #99746A8. Direct...
3 inch Mercruiser Exhaust Riser | Barr MC-20-98504 3 inch Mercruiser Exhaust Riser | Barr MC-20-98504
29%
$256.00 $361.00
3 InchExhaust Riser BARR-MC-20-98504 Direct replacement, water cooled, center discharge MerCruiser exhaust riser. Replaces MerCruiser part #B-98504A3. Uses 3" I.D. exhaust hose. 15 degree angle....
Mercruiser Riser Restrictor Gasket | Barr MC47-27-41813 Mercruiser Riser Restrictor Gasket | Barr MC47-27-41813
8%
$6.43 $7.00
Gasket seals both sides of Mercruiser center rise exhaust manifold/riser restrictor plate. For Mercruiser center rise exhaust manifolds in raw water cooled applications with weep...
Gasket Exhaust Adaptor Mounting Ilmor OEM 500-0007
14%
$5.99 $6.95
OEM  ILMOR - 500-0007 Exhaust Adaptor Mounting Gasket Ilmor Exhaust adapter Gasket is need for your Ilmor engine. See compatible engines below PART #500-0007 Compatible...
Gasket Exhaust Manifold Ilmor OEM MV8V-1054
28%
$25.00 $34.95
OEM  ILMOR - MV8V-1054 Exhaust Manifold Gasket Ilmor engine exhaust gaskets MV8V-1054 are the mounting gaskets for the Ilmor engine from the intake manifold to...
Adaptor Exhaust Inner Sleeve OEM PE00979 Adaptor Exhaust Inner Sleeve OEM PE00979
13%
$95.00 $108.95
Ilmor 5.7L engine exhaust inner sleeve adapter. OEM PE00979 This sleeve is compatible with the following: MV8 5.7L MV8 5.7L OPS MV8 6.0L MV8 6.0L...
Mercruiser GM V8 Small Block Exhaust Manifold OEM Barr MC-1-87114
33%
$347.00 $517.00
Original Equipment Cast iron center rise exhaust manifold fits Mercruiser 898R, 228R, & 260R marine engines. Includes bolts and gaskets for riser and manifold; full...
Valve Stem Seal 454 | OEM Crusader R047182
29%
$147.04 $205.99
Valve Stem Seal - SOLD PER SET OF 16 Replaces Crusader 30241 Replaces Pleasurecraft R047182
2014 Muffler Mastercraft - Prostar 5.7 For Port or Starboard 2500391
29%
$496.75 $697.22
Mastercraft Muffler - 2014 5.7L ULTRA-2500391 Part# 2500391 Fits Port OR Starboard Side SOLD EACH Main Barrel is 4" Diameter - 28" not including inlet...
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