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The Industrial Injection race cylinder head for 2003–2007 Dodge 5.9L engines features fire rings, ported valve bowls and machined exhaust and intake ports to support high-flow applications. Built for race-oriented top-end work, these heads are intended for engines undergoing performance porting and intake milling. Use them when upgrading head flow and combustion sealing is a priority in a 5.9L build.
Industrial Injection 03-07 Dodge 5.9L Engine Fire Ring/Port Valve Bowl/Exh Port/Mill Intake
