Modifying the accessory drive system can increase fuel economy and performance to some extent.
Saving Private Ryan | Improvised explosive device | Diesel fuel | Charge-coupled device | coke (fuel) | Personal flotation device | improvised explosive device | Fuel injection | Fuel | medical device | GPS navigation device | Ethanol fuel | Telecommunications device for the deaf | Spring (device) | mobile device | Incendiary device | Data storage device | Coke (fuel) | Seal (device) | Saving Jane | Night vision device | jet fuel | fuel oil | fuel injection | fossil fuel | Display device | device driver | charge-coupled device | Ventricular assist device | solid-fuel rocket |