S&B Turbo Inlet Manifold For 04-05 Chevrolet Silverado GMC Sierra 6.6L LLY 76-1006B 2019-2023 GMC Sierra 1500 Exhaust kit 17124 is engineered

Exhaust kit 17124 is engineered to produce VeryAggressive exterior and aggressive interior sound levels

Huge cold-air inlet

Rolled Edge

T409 Stainless Steel4 Inch Filter Back Single Side Exit 4 Inch Filter Back

2L 4WD without Factory Overload

S&B Turbo Inlet Manifold For 04-05 Chevrolet Silverado GMC Sierra 6.6L LLY 76-1006B 2019-2023 GMC Sierra 1500 Exhaust kit 17124 is engineeredTurbo 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