Our ported fuel rail fitting will help retain fuel rail pressure under wide open throttle conditions.

  • Stainless Steel
  • Helps Retain Fuel Rail Pressure
  • Allows more fuel volume to enter fuel rail
  • Two per engine; If installing only one fitting, install it on the drivers side.

Fits: 2004.5-2010 (LLY/LBZ/LMM) Chevy/GMC 6.6l Duramax

Frequently Bought Together

Total price$2,181.80

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