Are you tired of being stranded on the side of the road due to a blown head gasket? Don't let this serious issue ruin your day and put a halt to your hauling. Our upper gasket set contains all the necessary gaskets for replacing your cylinder head, ensuring that your engine is running smoothly and efficiently. Our gaskets are manufactured to OE specifications and engineered to withstand the everyday demands of your engine. You can trust that our high-quality gaskets will keep your engine running smoothly for miles to come. We make it easy for you to find the right gasket set for your engine. Simply plug in your engine serial number and we'll ship you the OEM quality gasket set you need. Don't let a blown head gasket slow you down - choose our gasket set for reliable and long-lasting performance.

• Fits Cummins X15 (2017 - 2021) Engines
• Direct Aftermarket Replacement For OEM #s: 5406187
• Includes:
  • 1x Exhaust Outlet Gasket (OEM #: 2880214)
  • 3x Exhaust Gasket (OEM #: 3682940)
  • 4x Exhaust Gasket (OEM #: 3682710)
  • 1x O-Ring (OEM #: 446GC2128)
  • 1x O-Ring (OEM #: 3102802)
  • 1x O-Ring (OEM #: 3685124)
  • 1x O-Ring (OEM #: 4299125)
  • 1x O-Ring (OEM #: 618639)
  • 3x O-Ring (OEM #: 3033247)
  • 3x O-Ring (OEM #: 335853)
  • 4x O-Ring (OEM #: 14621)
  • 6x O-Ring (OEM #: 3347939)
  • 6x O-Ring (OEM #: 6J2245)
  • 4x Fuel Fitting Seal (OEM #: 3963990)
  • 4x Fuel Fitting Seal (OEM #: 3963991)
  • 1x EGR Valve Gasket (OEM #: 3104230)
  • 1x Cover Gasket (OEM #: 3679932)
  • 1x Outlet Gasket (OEM #: 3684359)
  • 1x Connection Water Gasket (OEM #: 3685456)
  • 1x Timing Cover Gasket (OEM #: 3687007)
  • 1x EGR Tube Seal (OEM #: 3687051)
  • 1x Intake Manifold Gasket (OEM #: 3688347)
  • 1x Cylinder Head Gasket (OEM #: 3685639)
  • 1x Turbocharger Mounting Gasket (OEM #: 3685535)
  • 1x Rectangular Sealing Ring (OEM #: 4985660)
  • 1x Oil Return Gasket (OEM #: 3937706)