Cummins ISX and X15 Manifold Install Kit

The 7443K Installation Kit is a complete set of gaskets and seals needed to install our Big Boss Exhaust Manifold on Cummins ISX and X15 Engines. 

Included with the kit:

  • Turbo Flange Gaskets
  • Exhaust Gaskets for Manifold to Head
  • New EGR Bellow
  • Bellow Clamps
  • EGR Steel Gaskets
  • Turbo Connection Banjo Washers
  • Turbo Connection O-ring Seals

For Use with Big Boss Exhaust Manifold PN 7443

Available for: 2010-2022 Cummins ISX and X15 Engines

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