5.9 Cummins BD 1045170 Iron Horn S361SXE/76 0.91AR Turbo Kit

Improve your 5.9L Cummins with BD's Iron Horn Turbo Kit. Includes BorgWarner SX-E turbocharger and high-flow, 2-piece pulse exhaust manifold for easy, cost-effective performance boost and enhanced durability. Reduces EGTs and drive pressures while allowing simple, drop-in installation. 

California Restricted

Features:

• Enhanced Performance: Increase airflow for improved power, response, and reliability.
• Direct Replacement: Swap out your factory turbo with a BorgWarner SX-E T4 flange turbo.
• Complete Kit: Includes a 2-piece high-flow pulse T4 manifold and gaskets.
• Easy Installation: No extra piping needed; kit drops in place for a clean installation.
• Turbo Specs:
  • Compressor Wheel: 61.44mm (2.42in) to 69.00mm (2.72in)
  • Turbine Wheel: 76mm (2.99in) or 80mm (3.15in)
  • A/R Ratio: 0.91, 1.00, or 1.10 (varies by application)
  • Flow: 77 lb/min to 98 lb/min
  • Power Rating: Approx. 500hp - 700hp (depends on truck configuration)

Notes:

• 2003-2004 models with the HY35 turbo require a 2004.5-2007 style aftermarket downpipe (e.g., Flo Pro part number 20811).
• Aftermarket air intake kits may need modification.
• Not available for licensed California vehicles.
• Turbo mount exhaust brake is not compatible; use a remote mount exhaust brake.