Does anyone know any good sites to buy replacement bady parts, specifically for my front & rear bumpers on a 2007 MC LS?

 

You can either buy OEM or aftermarket. If you want OEM just call any dealer with a parts department. If they dont have them in stock they can get them. If you want aftermarket, companies like Keystone and LKQ sell aftermarket parts from a variety of companies.

 

http://www.gmpartsdirect.com/ or http://www.moradpartscompany.com/

 

gmpartsdirect.com is just a dealership, so check your local dealership if you want to buy from them