Quote
Quote
i have 2 trucks with and 2 without the butterflys


Are your trucks are mechanically identical in all ways (identical wheels/tires, exhaust systems, age, mileage, equipment, etc) so you are comparing apples to apples?
yes they are IROC montero's built by the same person with the same parts with the same wrenches ..... on the same day of the week .......... stepford montero's

it dosent have to be surrounded by water to be an island