AFE Power BladeRunner Ported Ductile Iron Exhaust Manifold OPTIONS_HIDDEN_PRODUCT Flow and Performance: Constructed of

Flow and Performance: Constructed of 2-3/4" Hot-Side and 3-1/2" Cold-Side mandrel-bent aluminum tubing for maximum flow then powder-coated wrinkle-black for heat and corrosion resistance

and 1/8" NPT to 1/4" NPT bushing

The aFe Bladerunner Turbo Inlet Manifold increases performance to your Duramax by 23hp and 57lbs x ft

5" exhaust systems

AFE Power BladeRunner Ported Ductile Iron Exhaust Manifold OPTIONS_HIDDEN_PRODUCT Flow and Performance: Constructed of46 40034 One Piece Construction: This manifold is constructed of durable cast ductile iron with a reinforcing rib for maximum strength between the wall flanges at the ports. Dual Auxiliary Ports: Two Exhaust Gas Temperature (EGT) probe ports are supplied for easy installation of gauges or testing equipment. Hassle Free Installation: All hardware and 6 port gaskets are included for a hassle free installation.. This device is not CARB exempt at this