I paid $75 CDN each for the Bosch corners.
The corners themselves take a regular double-filament bulb, OSRAM no. 7528. There's a good post about bulb types in this forum.
You can also spec out your car at http://www.sylvania.com.
They'll give you all the bulb numbers abd type for your car.
2007 E550 4Matic - 61,000 Km - Iridium Silver, black leather, Sport package, Premium 2 package
2007 GL450 4Matic - 62,000 Km - Obsidian Black Metallic, black leather, all options
1998 E430 - sold
1989 300E - 333,000 Km - sold
1977 280E - sold
1971 250 - retired
"And a frign hat. They gave me a hat at the annual benefits meeting. I said. how does this benefit me. I dont have anything from the company.. So they gave me a hat." - TheDon