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advanced tuning
User programmable caution and warning outputs for all sensors
complete installation instructions
that are highlighted by incredible strength and precision CNC spun wheel components
Dual MAC valve assembly (wired + plumbed)
Holley EFI LS Single Plane Split-Design Race Intake Manifolds 300-294 injector advanced tuningHolley EFI LS Single Plane Split Design Race Intake Manifolds Developed with performance in mind, Holley EFI LS single plane split design race intake manifolds feature a race bred, 2 piece split design that was previously found only on the most expensive race intakes. These manifolds will fit GM LS Gen III engines with cathedral port heads for high performance racing engine applications with 5. 3 to 6. 2 liter displacement and maximum engine speeds of