aFe 46-60029 BladeRunner Turbo Inlet ManifoldaFe 46 60029 BladeRunner Turbo Inlet Manifold 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