C230 rear brake light

My 98 C230 rear windshield brake light bulb keep going out. Its burnt. But this bulb is special with two pins 45 degree apart. This bulb keep burning out. Anyone has same problem?
Can you tell me where to buy this online? How much is it? Thank you.
Add pictures here
<% if( /^image/.test(type) ){ %>
<% } %>
<%-name%>
Add image file
Upload

Motorsforum.com is a website by car enthusiasts for car enthusiasts. It is not affiliated with any of the car or spare part manufacturers or car dealers discussed here. All logos and trade names are the property of their respective owners.