VMP Tuning - 07-11 Mustang Shelby GT500 Pulley & Custom Tune Upgrade Package for FRPP M-9603-SVT07 113MM CAI Kit, KR, or other intake Already have the Ford Racing Intake and Pro-Cal tuner for your GT500? Looking for more power? Look no further, at VMP we can extract even more power from your FRPP M-9603-SVT07 equipped GT500 or KR. The supplied Ford Racing Pro-Cal tune is very conservative, its possible to add 30-40 Rear Wheel HP & TQ with a custom tune. The addition of VMP's stock-look 2.59" upper supercharger pulley can add another 30-40 Rear Wheel HP & TQ. A 90MM replacement idler is included to take up belt slack and improve belt wrap. Our tunes are very safe but still produce excellent power and throttle response. We can tune for ethanol in your local fuel. We can tune for 90,91,92, or 93 octane R+M/2 fuels and foreign 95,98,99 RON octane fuels. Fuel economy tunes with no loss in WOT power are also available. If you change gears or wheels/tires the speedometer corrections is ajustable on our custom SCT X3 Tuner. The SCT X3 Tuner holds up to 3 tunes and saves your current stock tune the first time you use it. Updates to the tune can also be sent via email. Package Includes: •Custom VMP Tuned SCT X3 Tuner for GT500 •VMP 2.65" Stock-Look upper pulley and 90MM replacement idler •Optional: VMP Ultimate Pulley Removal and Installation Tool for GT500