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S&B S&B Mouthpiece, LLY, 2004.5-2005, Duramax - Black-Prop 65


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Product Information

Turbo Inlet Manifold For Chevy / Gmc Duramax LLY 6.6L The Stock LLY Turbo Inlet Is Very Restrictive, Causing The Turbo To Over Work And Egt's To Go Up. This Causes Dreaded Thermal Runaway. The S&B Turbo Inlet Manifold Improves Airflow To Your Engine By 78.6 percent, Improves Turbo Spool, And Lowers Egt's. Breathe Easy.

  • Fits 04-05 Chevrolet Silverado GMC Sierra 6.6L LLY
  • Engine Design. Ation LLY
  • Street Legal In All US States No
  • Fuel Type Diesel
  • Liter 6.6 Liter

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