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    L5P Duramax Engine Gaskets & Seals


    Protect your 2017+ L5P Duramax 6.6L from leaks and maintain peak performance with premium engine gaskets and seals. Built for a precision fit and long-lasting durability, these components ensure a reliable seal under the toughest conditions.

    15 Items

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    Duramax Rear Main Seal GM 97209342
    Duramax Rear Main Seal GM 97209342 $67.49
    Fits: Duramax 2001-2022
    Duramax Front Main Seal GM 97209341
    Duramax Front Main Seal GM 97209341 $63.26
    Fits: Duramax 2001-2021
    Duramax Water Pump Pipe To Oil Cooler Seal GM 94011702
    Duramax Water Pump Pipe To Oil Cooler Seal GM 94011702 $32.03
    Fits: Duramax 2001-2019
    L5P Duramax Coolant Pipe O-Ring Mahle C33756
    L5P Duramax Coolant Pipe O-Ring Mahle C33756 $3.82
    Fits: L5P Duramax 2017-2020
    L5P Duramax 3 Piece Exhaust Manifold Gasket Kit PPE 118062012
    L5P Duramax 3 Piece Exhaust Manifold Gasket Kit PPE 118062012 $26.99
    Fits: L5P Duramax 2017-2024
    L5P Duramax Valve Cover Gasket Set Mahle VS50966
    L5P Duramax Valve Cover Gasket Set Mahle VS50966 $77.75
    Fits: L5P Duramax 2017-2019
    L5P Duramax Cylinder 3 Injector/EGR Gasket Kit Alliant AP0136
    L5P Duramax Cylinder 3 Injector/EGR Gasket Kit Alliant AP0136 $64.91
    Fits: L5P Duramax 2017-2020
    L5P Duramax Exhaust Manifold To Up Pipe Gasket Set PPE 118062050
    L5P Duramax Exhaust Manifold To Up Pipe Gasket Set PPE 118062050 $35.99
    Fits: L5P Duramax 2017-2024
    L5P Duramax Valve Cover Gasket GM 12691860
    L5P Duramax Valve Cover Gasket GM 12691860 $31.61
    Fits: L5P Duramax 2017-2023
    L5P Duramax Thermostat Housing to Head Gasket GM 12643149
    L5P Duramax Thermostat Housing to Head Gasket GM 12643149 $7.70
    L5P Duramax Head Gasket Grade C GM 12727486
    L5P Duramax Head Gasket Grade C GM 12727486 $112.37
    Fits: L5P Duramax 2017-2021
    L5P Duramax Cylinder Head Gasket (Grade B) MAHLE 55523
    L5P Duramax Cylinder Head Gasket (Grade B) MAHLE 55523 $120.00
    Fits: L5P Duramax 2017-2023
    L5P Duramax Cylinder Head Gasket (Grade C) MAHLE 55524
    L5P Duramax Cylinder Head Gasket (Grade C) MAHLE 55524 $120.00
    Fits: L5P Duramax 2017-2023
    L5P Duramax Head Gasket Set - No Studs DK Engines DK-GML5P-HGS
    L5P Duramax Head Gasket Set - No Studs DK Engines DK-GML5P-HGS $372.59
    Fits: L5P Duramax 2017-2025
    L5P Duramax Head Set (Without Head Gaskets) Mahle HS55522
    L5P Duramax Head Set (Without Head Gaskets) Mahle HS55522 $362.02
    Fits: L5P Duramax 2017-2021