MpGuino
Tire PSI
Grill Block
Belly Pans - front and rear
Oil filter relocation kit. Doesn't help mileage but makes it easy to change oil with the belly pan since I don't have to get under the car to drain it or change the filter.
Power Steering Delete
Block Heater - 1500W Tank Style
Paver edging lower lip
Planned Mods:
Mirror Deletes?
VX or other higher geared transmission when needed.