The art of modifying factory original parts in a vehicle in order to achieve greater performance and or fuel economy. This is done without adding any or very few aftermarket performance parts. In fact sometimes parts are simply removed. One will simply modify what is already there hence the vehicle is stockified.
1. Shrek-ified:
something that is tinted a shit green and should never be food. It originated while promoting the Shrek movies. But don't be a consumer whore and buy products that say "Shrek" on it, especially if its food, because you'll probably lose your appetite from its color (shit green).