I didn't have much luck with mine in my fog lights - typically lasted a few months. But then again they were H3 bubls and it seems that bulb design doesn't last long no matter who makes it. That's why I switched to HIDs

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2001 X5 3.0i (PP/WP/AP) Traded at 213K miles
RARE White on Black - Why does everyone get Tan??
First E53 with 215s on XOutpost!!