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    Catalyst Exhaust Parts

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    Port Catalyst and Turn-down Kit

    Port Side Catalyst Exhaust Turn-Down Kit

    612677
    $1,100.99
    Starboard Catalyst and Turn-down Kit

    Starboard Catalyst Exhaust Turn-Down Kit

    612689
    $1,100.99
    Elbow AL MP2K 4.3-8.2 Catalyst

    4.3L - 8.2L Aluminum MP2K Catalyst Elbow

    611029
    $406.98
    Aluminum turn-down used on Marine Power MP2K Catalyst Exhaust Systems.
    Catalyst Ex Riser MP2K Port

    MP2K Catalyst Exhaust Riser Port Side

    611043
    $411.99
    Catalyst Exhaust Riser Port side. Used on All Catalyst equipped Marine Power Engines. Shipped bare Aluminum ready for paint and primer.
    Catalyst Exhaust Riser MP2K Starboard

    MP2K Catalyst Exhaust Riser Starboard Side

    611055
    $411.99
    Catalyst Exhaust Riser Starboard side. Used on All Catalyst equipped Marine Power Engines. Shipped bare Aluminum ready for paint and primer.
    Gasket Marine Power MP2K Aluminum Catalyst Exhaust Down Turn (Post 2011)

    MP2K Aluminum Catalyst Exhaust Down Turn Gasket (Post 2011)

    283159
    $25.99
    Marine Power aluminum exhaust downturn gasket used on Marine Power catalyst exhaust systems post 2011.
    Gasket Marine Power MP2K Aluminum Catalyst Exhaust Riser (Post 2011)

    MP2K Aluminum Catalyst Exhaust Riser Gasket (Post 2011)

    283147
    $20.79 $25.99
    Marine Power aluminum exhaust riser gasket used on Marine Power catalyst exhaust systems post 2011.
    Catalyst Brick Replacement (1 pc)

    Catalyst Brick Replacement (1 pc)

    590000
    $369.95
    Catalyst brick replacement for MP2K Catalyst systems on Marine Power Engines. 2 per engine . Blanket sold separately (Marine Power Number: 591001).
    Blanket Insulator for Catalyst Brick MP2K Manifold

    MP2K Catalyst Brick Manifold Blanket Insulator

    591001
    $15.98
    Blanket Insulator for Catalyst Brick Insert.
    5.7L - 6.2L Sealing Tube O-Ring (For Catalyst Exhaust Systems)

    5.7L - 6.2L Sealing Tube O-Ring

    282931
    $4.99
    O-ring used on Marine Power sealing tubes between the exhaust manifold and exhaust riser
    Sealing Tube Fitting (Catalyst Exhaust System) 1/4"

    Sealing Tube Fitting (Catalyst Exhaust System) 1/4"

    247561
    $7.18
    Sealing Tube fitting for Marine Power catalyst exhaust systems. Sealing tube 247561 has 1/4" pass through.
    Sealing Tube Fitting (Catalyst Exhaust System) 3/4"

    Sealing Tube Fitting (Catalyst Exhaust System) 3/4"

    247569
    $13.99
    Sealing Tube fitting for Marine Power catalyst exhaust systems as well as raw water cooled applications Sealing tube 247561 has 1/4" pass through.
    Sealing Tube Fitting No Hole (Catalyst Exhaust System)

    Sealing Tube Fitting No Hole (Catalyst Exhaust System)

    247571
    $13.99
    Sealing Tube fitting for Marine Power catalyst exhaust systems as well as full system fresh water cooled applications. Sealing tube 247561 has 1/4 opening.
    Sensor (O2 Exhaust)

    O2 Exhaust Sensor GM 12589321

    462600
    $159.99 $199.99
    O2 Exhaust sensor used on all Marine Power Catalyst Engines. GM part number 12589321. AC Delco part number 213-3533.

    Catalyst Exhaust Parts

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    • 985-386-2081
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