If you are in search of a brighter setup for your gauges then try these gauge cluster lights.  These are #194 Polarg Hyper White Bulbs.  They are the highest quality and will not discolor over time like other hyper white and blue tint bulbs.  Most gauge clusters use 6 bulbs.  Fits most clusters and and installs in minutes. To see if these are the correct size for your cluster check out the Sylvania Application Guide.  Gauge cluster  backlighting bulbs are $13.00 a pair.  Sold in packs of 2 only.  Shipping is free.