AFE 46-40032 BladeRunner Ductile Iron 2nd Gen Exhaust manifold

AFE BladeRunner 2nd Gen Cummins exhaust manifold   Features: -Outflows the factory exhaust manifold by 50%, improving performance and throttle response.-Cast ductile iron manifold as excellent stock replacement at competitive value.The thick wall flange design increases strength, eliminating warping and cracking-The machined ports and merged runner design reduces exhaust backpressure, maximizing exhaust flow.-Dual 1/8" NPT exhaust gas temperature ports (EGT) are supplied for Gauges or testing equipment.