• -Fitment:
  • - For Mercruiser Most V6 & V8 Applications
  • - Fits For Various Mcm/Mie Gm V-6 & V-8 With Center Rise Outlet Exhaust Manifold (2002 & Older)
  •  
  • Replace OE Number: 
  • - For Mercury 44354A3, 807914A1, 807988A2 and 807988A03
  • - For Osco 4354
  • - For Sierra 18-1976 and 18-1976-1
  •  
  • Description:
  • -Condition: 100% Brand New 
  • -Type: 4 Inch Exhaust Elbow
  • -Accepts 4 In. Inside Diameter Exhaust Hose
  • -Includes 18-0897 Gasket, 18-4263 Pipe Plug, And 18-4258 Pipe Plug
  • -Direct Replacement, Easy Installation
  • -Professional Installation Is Recommended.
  •  
  • Labwork Exhaust Riser 4" Elbow For Sierra 18-1976-2 MerCruiser 44354 807988

    -Fitment:

    - For Mercruiser Most V6 & V8 Applications

    - Fits For Various Mcm/Mie Gm V-6 & V-8 With Center Rise Outlet Exhaust Manifold (2002 & Older)

     

    Replace OE Number: 

    - For Mercury 44354A3, 807914A1, 807988A2 and 807988A03

    - For Osco 4354

    - For Sierra 18-1976 and 18-1976-1

     

    Description:

    -Condition: 100% Brand New 

    -Type: 4 Inch Exhaust Elbow

    -Accepts 4 In. Inside Diameter Exhaust Hose

    -Includes 18-0897 Gasket, 18-4263 Pipe Plug, And 18-4258 Pipe Plug

    -Direct Replacement, Easy Installation

    -Professional Installation Is Recommended.

     

    Package Include:
    -1* 4 inch exhaust elbow

    -1* Gasket
    -Bolts to install Riser (As Pics Shown)

    -W/o Product Instruction

     

    Notes:
    -If You Are Not Sure The Item 100% Fit For Your Vehicle Before
     Your Purchase.
    -Please Allow 1-3CM Differs Due To Manual Measurement.
    -Due To The Different Display And Different Light, The Picture May Not Reflect The Actual Color Of The Item.   Thanks For Your Understanding.


    About Us

    This is Labwork. We offer high quality products, competitive prices and prompt delivery .Please add us to your list of favorite sellers. Our company has experience in serving the global aftermarket. Thank you for your business. Best wishes!

    Payment

    Shipping
    Returns
    Before leaving us neutral or negative feedback, please contact us first.
    We will do everything we can to give you a satisfying solution.
    Please don't open case via eBay or PayPal.
    Please don't open any return request before contact us.
    We do our best to resolve any issue. Leaving negative feedback and low ratings doesn't get things solved.
    So please talk with us and we will not let you down.
    Contact Us

    If you have problem, please do not hesitate to contact us by eBay message. We will respone ASAP.
    We appreciate feedback from our customers and strive to maintain a rating as close as possible to 100% perfect "Five-Star." If anything about your transaction did not meet your expectations, please let us know and provide us with the opportunity to fix our issues before you leave feedback. Customer service is very important to us , hope you can enjoy our store.

    Labwork Exhaust Riser 4" Elbow For Sierra 18-1976-2 MerCruiser 44354 807988

    -Fitment:

    - For Mercruiser Most V6 & V8 Applications

    - Fits For Various Mcm/Mie Gm V-6 & V-8 With Center Rise Outlet Exhaust Manifold (2002 & Older)

     

    Replace OE Number: 

    - For Mercury 44354A3, 807914A1, 807988A2 and 807988A03

    - For Osco 4354

    - For Sierra 18-1976 and 18-1976-1

     

    Description:

    -Condition: 100% Brand New 

    -Type: 4 Inch Exhaust Elbow

    -Accepts 4 In. Inside Diameter Exhaust Hose

    -Includes 18-0897 Gasket, 18-4263 Pipe Plug, And 18-4258 Pipe Plug

    -Direct Replacement, Easy Installation

    -Professional Installation Is Recommended.

     

    Package Include:
    -1* 4 inch exhaust elbow

    -1* Gasket
    -Bolts to install Riser (As Pics Shown)

    -W/o Product Instruction

     

    Notes:
    -If You Are Not Sure The Item 100% Fit For Your Vehicle Before
     Your Purchase.
    -Please Allow 1-3CM Differs Due To Manual Measurement.
    -Due To The Different Display And Different Light, The Picture May Not Reflect The Actual Color Of The Item.   Thanks For Your Understanding.



    This is Labwork. We offer high quality products, competitive prices and prompt delivery .Please add us to your list of favorite sellers. Our company has experience in serving the global aftermarket. Thank you for your business. Best wishes!

    Before leaving us neutral or negative feedback, please contact us first.
    We will do everything we can to give you a satisfying solution.
    Please don't open case via eBay or PayPal.
    Please don't open any return request before contact us.
    We do our best to resolve any issue. Leaving negative feedback and low ratings doesn't get things solved.
    So please talk with us and we will not let you down.

    If you have problem, please do not hesitate to contact us by eBay message. We will respone ASAP.
    We appreciate feedback from our customers and strive to maintain a rating as close as possible to 100% perfect "Five-Star." If anything about your transaction did not meet your expectations, please let us know and provide us with the opportunity to fix our issues before you leave feedback. Customer service is very important to us , hope you can enjoy our store.


     Copyright @ 2015 tyllq. All right reserved.


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    On May 21, 2026 at 18:31:43 PDT, seller added the following information:

    Datacaciques