View Single Post
Old 10-01-2008, 12:19 AM   #5 (permalink)
ConnClark
DieselMiser
 
ConnClark's Avatar
 
Join Date: Jun 2008
Location: Richland,WA
Posts: 985

Das Schlepper Frog - '85 Mercedes Benz 300SD
90 day: 23.23 mpg (US)

Gentoo320 - '04 Mercedes C320 4Matic
90 day: 22.44 mpg (US)
Thanks: 46
Thanked 231 Times in 160 Posts
Okay after some further research the iridium plugs are slightly better because they last about 20% longer than the platinum ones.

Car Talk
__________________
  Reply With Quote