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.
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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