what do yall think about this "G FORCE Performence Chip"
-Gains up to 60horse power
-Improves gas mileage 4-7 miles per gallong
-lower emissions by 25-40%
http://www.gforcechips.com/nissanaltima.aspx
"The GForce Performance Chip reprograms your air/fuel ratio, ignition timing, and other aspects of your vehicle's engine to SAFELY increase the power, while increasing fuel economy significantly. Our chips are designed and programmed per vehicle. Your car will run smoother, run cooler and more efficiently at the same time. The gains we advertise are real, and are guaranteed with a money back promise. Our chips will not only increase horsepower, but torque as well for more REAL power. It increases power throughout the full RPM range unlike many competitors."
i dont know
sounds to good lol
