Does Bilstein build a Heavy Duty shock for my car?
 

Looking to upgrade my shocks and springs when the present ones wear out on my 06 C 280 4-Matic. Does Bilstein make their HD shocks for my car? Who makes upgraded springs for my car? What are the the current costs for the aformentioned components?[/align][/align]Thanks,[/align][/align]Will[/align]