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      08-26-2014, 05:40 PM   #61
Hujan
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Drives: 2013 E92 M3; 2010 Z4 35i
Join Date: Apr 2013
Location: San Diego, CA

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Quote:
Originally Posted by marksae View Post
No. The plugs have o-rings on them. If only they sold just the o-ring so we wouldn't have to buy a new plug each oil change. The plugs are around $7 each, so they're not that much.

Thanks. So it's recommended to replace both plugs? Do you have part numbers by chance?