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2005-09 Roush Supercharger Power Pack 8psi 485HP

<b>2005-09  Roush Supercharger Power Pack 8psi  485HP

The GRC Power Pack for Roush supercharged Mustangs is a Dyno Tuned system that will allow any 05 08 Mustang GT already equipped with a Roush supercharger kit increase the horsepower level to 485! Extensive long term testing has created a dependable and durable package that can be easily installed, allowing you to realize the maximum safe potential of your Roush supercharger system.

GRC power Pack Includes:

  • Diablo Predator
  • Cold Air Kit
  • 8 psi Crank Pulley
  • "Dyno Tuned" Custom Tune

    GRC Power Pack Advantages:

  • Dyno Tuned system
  • Factory quality crank pulley
  • Easy installation
  • Proven performance
  • Polished cold air kit fits perfectly with Roush supercharger
  • Dependable
  • Reviews
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