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.
Details:

• 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