MAHLE Motorsports 9300367X5 Extreme Duty Monotherm Pistons

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2003-2004 Dodge 5.9L Cummins
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Extreme Duty Monotherm
Forged steel pistons have long been the manufacturers choice in heavy duty over-the-road and off-highway applications. MAHLE is proud to extend this proven technology to the HD pickup and performance market. The Monotherm piston provides unmatched strength and durability, enabling you to step up to the next level of power or tow longer with confidence.

  • 100% forged steel construction, suitable for performance and daily driven applications
  • Integrated cooling gallery and steel ring grooves for maximum durability
  • The strength and melting point of the steel material virtually eliminate erosion issues from high pressure, long duration cycles.
  • Utilizes OEM rings and stock rod geometry
  • Phosphate and Grafal coated for reduced drag and increased scuff resistance
  • Rings, pins and clips included.

Selection Guide: Compression Ratio / Pockets / Size / Bore

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