BladeRunner Ported Ductile Iron Exhaust Manifold-46-40054

Outflows the factory exhaust manifold by 49%, improving performance and throttle response
Cast-in EGR flanges allows retention of factory EGR system
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
6-port gaskets are included for a hassle-free installation Price includes applicable core fee . Part Number: 46-40054