Produces incredible top-end horsepower

Fits cast iron bowtie heads

Retains good throttle response Intended for high-performance street or competition engines that run from 1, 500 to 6, 500 RPM Larger plenums and runners to match the free-flowing exhaust This component is built for dependable performance and straightforward installation in compatible applications. Quality materials and precise engineering help deliver consistent results whether used for maintenance, upgrades, or specialized vehicle systems.