put in new taillight harness. went to get new bulbs. sylvannia book say use 1157 bulbs for tail light and stoplight . worked fine for end lights (turn signal/brake. the innermost light are single element. i put a 1156 in but it was too bright. when i press my parking brake it is equal intensity ofthe 1156 light. what is the correct bulb for the innermost lights in the back.