Major driver adjustment (+ zen adjustment for angry roadfiends)
Never over 60MPH (best speed to overcome drag + fe)
Battery use reduction — no air/no radio (but not deletion)
Weight reduction (nothing major)
UltraGauge (properly calibrated!)
Antennae delete
Full synthetic motor oil regularly replaced
Oil filter regularly replaced (prefers Wix)
Fuel System cleaner
Full tire pressure (not yet max sidewall, but thinking about it)
Conspicuity tape (reflective tape)
