
05-04-2009, 06:55 AM
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Senior Club Cobra Member
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Join Date: Mar 2001
Location: Southern Connecticut,
CT
Cobra Make, Engine: SPF - 351W, 944 non-turbo
Posts: 2,105
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Not Ranked
During warm weather I use the Mobil1 filter which is rated 9 microns. During the cold months I use a Moroso racing filter which is rated 21 microns. 5W-30 synthetic all the time, I'm more of a flow guy than pressure guy.
Bob
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