Yeah that sucks. I almost went with the same bulbs. When I added to the cart and seen the cost with shipping it pushed me to going with hids. GM really could have done something better with them bulbs. That tab thing just isn't very good :(.
2010 IBM 1LT out. 2013 BRM 1LS in. It's like having a blank canvas once again. Modding has started! Now on to a 2014......