There is no quick bolt-on thing that will improve performance much. The engine package is a very engineered, balanced system. If you want to change the sound of the exhaust there are some modifacations you can do but don't expect much. David Teitelbaum vin 10757 --- In dmcnews@xxxxxxxxxxxxxxx, "TalksToGod" <5n-@xxxx> wrote: > I would like to get more out of my DeLorean engine, or make it sound > like it is not so small. Does anyone know any exhaust mods, any air > intake/filter mods etc. to make this so? Also, is my "Idle/low speed > motor (102502)" supposed to always be running, even when the key is > just on accessories? Thank you all -