ULSD

[Mr_Roboto]

Remember it's not 07 model year trucks, it's 07 production trucks, i.e. built on or after 1/1/07.

I'd be very cautious about fueling a new truck in Mexico. A poisened catalytic converter could be very costly and would not be covered under warranty.

 

[shorthair]

even thoughi only run 50% dino i have also noticed a drop in mpg