I know over the years the Silverstar bulbs have been referenced a number of times on this forum. There's a class action settlement good for $10 if you purchased them - covers more than Silverstars too. Need to file by 11/14 and can be done on-line.
Here's the claim link: https://autolightclaims.com/
Link also gives details on the lawsuit...
Follow Ups
PSA: Slyvania Settlement Claim Form Link.... - jzack18:44:14 11/06/14