Predator 7150. 2006 Ford GT supercar. There are 4 setting
#1 91 Octane
#2 93 Octane
#3 15 lbs. boost
#4 Whipple kit

#4 Whipple Kit? Whipple makes kits with 4 different size pulleys for different lbs. of boost. Could you please find out exactly which set up or Whipple kit the #4 tune is good for ...

I want to buy the U7150 and just wanted to ask a few Questions. It comes with 4 different tunes. 91 octane / 93 octane / 15 psi boost / whipple pulley kit. Curious what the approx. HP increase would be for each? Whipple sells two pulleys a 2.87 or a 2.70. Which one is the predator set up for? Lastly ...