HAVE E3 PLUGS NOW BUT THEY DONT LIKE MY JEEP, WHAT OTHER PLUGS ARE BEST FOR MPG, THESE PULSTAR PLUGS ANYONE TRY THEM YET??
Car engine efficiency improves gas mileage and it all starts with Cycle-To-Cycle Variation
THATS THE WEBSITE FOR THEM, LET ME KNOW IVE GOT TO DO NEW PLUGS IN A DAY OR TWO ITS MISSING FROM THE E3'S