i have seen improvement in lights. they tend to dim less. it varies greatly from car to car, but overall they are a nice item to have. they help even out the current spikes as your equipment works, especially at higher volumes.
i have seen improvement in lights. they tend to dim less. it varies greatly from car to car, but overall they are a nice item to have. they help even out the current spikes as your equipment works, especially at higher volumes.