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Stage IV - 575 RWHP - $1798.00
This stage consists of:
- Stiegemeier tune specifically designed for the new 2007 GT 500.
- Cold Air Intake.
- 2.6" Pulley and Idler
- Stiegemeier ported blower, throttle body and plenum
- NGK spark plugs
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| Results were from a 2007 GT 500 Shelby with 250
miles on the odometer and stock exhaust. The dyno results were obtained during winter
weather, mid February and the horse power numbers are in STD scale. |
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