1156 LED Icis Blue Single Pack. LED's (Light Emitting Diodes) have an estimated life span of 100,000 hours. LED Bulbs use a fraction of the energy that a halogen bulb does while producing brighter more efficient and longer lasting light. Replaces: BA15S T25 T-25 1073 1093 1129 1141 1159 1259 1295 1383 1459 1619 1651 1680 2056 3496 5007 5008 7008 7506 7806 7527 1156 1759 3497 1156-18W 67 89 97 1156 12821 P21W LOW 61 63 67 #67 69 71 81 89 97 98 303 623 1003 1155 1247 1251 3497 5007 5008 12821 P21W.