You may also want to check out products from Cibie and the higher end Osram/Sylvania stuff... both of which are as bright as the PIAAs and last longer. I've had good luck with the better Hella bulbs as well.

PIAA's competition lighting systems are great but their consumer stuff has declined significantly in quality over the past several years.



READ THIS! Explanation of the myths surrounding "upgraded" blue-push headlight bulbs.

http://lighting.mbz.org/tech/bulbs/bulbs.html