Tundra4x4
01-11-2009, 12:04 AM
Hi i have a hho cell and it is working fine. I have a 2001 tundra and i need something to change my fuel ratio or something so i can get the better gas mileage. Which one is better ScanGauge vs. Jet Air/fuel module vs. JET V-Force Plus Performance Module? Or is there something better than that? thanks!