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

Gasket Manifold Exhaust All GM Small Block Non-Catalyzed Engines Indmar CHV-47-0000
6%
$16.50 $17.54
Manifold Exhaust Gasket - All years - Barr Original Indmar SOLD PER SIDE - NEED TWO PER ENGINE! NON-CAT ENGINES ONLY! This gasket can be...
Gasket Manifold Exhaust To Head - All GM Big Block Indmar CHVA-47-0000
26%
$16.95 $22.79
Manifold Exhaust Gasket - GM Big Block - Barr Original Indmar SOLD PER SIDE - NEED TWO PER ENGINE! Replaces Mercruiser 27-46820 Replaces Volvo Penta 3852472 Replaces...
GASKET MANIFOLD TO HEAD - BIG BLOCK OEM# PCM-96653
4%
$20.00 $20.86
GASKET MANIFOLD TO HEAD BIG BLOCK Gasket seals between exhaust manifold and cylinder head on big block marine engines Gasket seals between exhaust manifold and...
Gasket Manifold To Head - Ford - 351-302 OEM# PCM-RM0007
41%
$4.99 $8.49
GASKET MANIFOLD TO HEAD FORD Original PCM RM0007 Gasket seals between exhaust manifold and cylinder head on Ford small block marine engines PCM exhaust manifold gasket...
Gasket Riser Indmar Ford & GM 53-2010 Gasket Riser Indmar Ford & GM 53-2010
48%
$6.75 $12.95
Riser Gasket All Ford & GM Small Block Engines - All years SOLD PER SIDE - NEED TWO PER ENGINE! OEM Indmar 532010 Gasket Replaces Osco...
Gasket Set Head Gasket Set Ford Small Block FP-17260
10%
$237.85 $265.20
HEAD GASKET SET FOR Ford Marine Small Block Head Gasket Set FEL-PRO GASKET SET Head Set For Ford Engines For Ford 302 and 351 cu....
HEAD GASKET SET FOR GM 5.7L - 350 V8 FEL-PRO GASKET SET
10%
$205.89 $228.20
HEAD GASKET SET FOR GM 5.7L - 350 V8 FEL-PRO GASKET SET GM 5.7L Marine Head Set For GM 350 cu. in. marine engines Not...
GASKET SET INTAKE MANIFOLD GASKET SET - 1996 AND UP GM SMALL BLOCK  305-350
19%
$50.89 $62.99
INTAKE MANIFOLD GASKET SET - 1996 AND UP GM SMALL BLOCK  305-350 Marine grade intake gasket set. Also fits various Mercruiser V8 305 and 350...
GASKET SET INTAKE MANIFOLD GASKET SET - 1996 AND UP GM SMALL BLOCK  305-350 Gasket Set Intake Manifold Gasket Set - 8.1 L
5%
$115.20 $121.32
8.1 Liter - INTAKE MANIFOLD GASKET SET - OEM intake gasket set fits 496 cu. in. marine engines. Marine grade intake gasket set. KIT INCLUDES...
GM Small Block Exhaust Manifold Barr OMC-1-914035
25%
$339.89 $455.97
The Barr OMC-1-914035 cast iron center rise exhaust manifold fits OMC & Volvo Penta 5.7L 350 CID marine engines. Comes with gaskets and mounting hardware...
GM Small Block Exhaust Manifold Volvo Penta 3847501
3%
$438.01 $450.00
OEM Volvo Penta center rise exhaust manifold for GM 5.0L & 5.7L marine engines. Volvo Penta center rise exhaust manifold For Volvo Penta GM 5.0L...
OEM Indmar 49-5180 RE-PLUMB KIT FOR 5.7 EXT CAT
4%
$135.00 $139.99
OEM Indmar 49-5180 RE-PLUMB KIT FOR 5.7 EXT CAT This kit changes the water flow through the 5.7L ETX CAT exhaust manifolds (re-routes the cooling...
Intake Gasket GT 40 Upper Intake Gasket OEM PCM-RM0236
2%
$59.09 $60.19
Upper Intake Gasket GT 40 OEM PCM-RM0236 Replaces OMC/Johnson/Evinrude 3853636 Replaces Volvo Penta 3853636
Intake Gasket Set - 302 - 1986 And Up OEM RM0187
19%
$46.33 $57.34
INTAKE MANIFOLD GASKET SET for 302 - OEM RM0187 Note that there is a smaller hole called a restrictor in this gasket that reduces the...
Knock Sensor Adapter Flat Response OEM PCM and Indmar Knock Sensor Adapter Flat Response OEM PCM and Indmar
23%
$12.21 $15.95
Adapter For Flat Response Knock Sensor Indmar 2006 original brass & up 5.7L and PCM 2008 & up 5.7L & 5.0L Engines with this style...
Knock Sensor GM 5.7 And 5.0L OEM Item PCM - Indmar R020027
7%
$79.00 $84.95
Fits ALL GM 5.7L, 5.0L TBI, MPI 1994 up through 2005 Indmar and 2007 PCM Engine sensor sends a signal to the ECM when abnormal ignition...
Knock Sensor GT 40 1995 Up PCM Ford GT40 Multi Port EFI PCM R020022
20%
$71.27 $89.29
Knock Sensor, PCM GT 40 1995 & up MPFI PCM OEM Item Replaces OMC/Johnson/Evinrude 3853956 Replaces Volvo Penta 3857030
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...
Long Exhaust Riser Extension Stud 6.0L Crusader R031040 Long Exhaust Riser Extension Stud 6.0L Crusader R031040
9%
$17.50 $19.24
Long stud used to mount the exhaust riser and riser extension to the manifold on 6.0L applications. Long stud used to mount the exhaust riser and...
Manifold Elbow Brass 1/2 " X 1" NPT  90 Degree Hose Barb Indmar 60-5104
37%
$25.00 $39.95
Fitting for exhaust water drain hose OEM Indmar 605104 NOTE! This Brass Fitting Replaces The Indmar 60-5085 fitting! Indmar Catalyst Manifold 90 degree brass fitting. Size...
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