Holy cow. I feel like that is a dang good price.If you are sure its the drive shaft go with one of these. I have one on my 2013 R/T holding up real well.
2013 Dodge Charger Drive Shaft, Spin Balanced. Quality 2013 Dodge Charger Driveshaft with Free Shipping and Full One Year Limited Warranty.www.wholesaleimportparts.com