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The aFe Bladerunner Turbo Inlet Manifold increases performance to your Duramax by 23hp and 57lbs x ft. torque while increasing air flow 73% over the factory turbo inlet. The Bladerunner turbo inlet manifold also improves turbo spool up times and lowers exhaust gas temperature (EGTs). This unit is constructed out of durable A356-T6 aluminum and uses the patented multi-direction vane (MDV) technology to help guide air through the manifold to your turbo. This kit come complete with turbo inlet manifold and all hardware needed for an easy installation.
This intake is 50-state legal for 2004.5-2005 models (CARB E.O Number D-550-6).