Poseur said:Show me ONE positive use for a cap. in ANY case they're a waste of money.
also, an optima's like 100bucks
and an alternater's just NOT going to happen ina 3rd gen pro very easily. and DEFINATELY not for $1-400
put one cap each inline with your headlights to stop them from dimmming... better use of a waste of money.
caps suck, forget them