Mercedes Benz repair: 1981 300sd mercedes exhaust, mercedes benz 300sd, number search results

Question
hello

i have a rattle in the double wall exhaust pipe that leaves the engine manifold to the muffler. I am not sure about the correct replacement in your parts listing. Also, the internet repair manual does not show any exploded views. Can you help ?  

Answer
http://www.mercedesshop.com/
PART NUMBER SEARCH RESULTS WITH PRICES
Vehicle 1981 Mercedes Benz 300SD
Part: Header Pipe

 Note:  Federal
H6000-69459 Exhaust Pipe IN STOCK $150.36  

http://catalog.eautopartscatalog.com/mercedesshop/sophio/quote.jsp?clientid=merc...
  
or you might get it from
http://buymbparts.com/
PART NUMBER SEARCH RESULTS WITH PRICES
 Note:  Front
H6000-69459 Exhaust Pipe IN STOCK $134.59  
  
http://catalog.eautopartscatalog.com/buymb/quote.jsp?header=header.jsp&footer=fo...