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Old 11-17-2008, 01:39 PM   #16
Chrisrp454

 
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Drives: 2010 ABM 2SS/RS M6, 98Z28 M6
Join Date: Jan 2008
Location: Granbury, Tx
Posts: 1,531
My 98 Z28 just hit 228,000 miles its my daily driver, about 80 miles a day.
At about 20,000 miles I put in Castrol SYNTEC. I have had no engine problems at all.
I go between 10-15k miles between changes.

Just my 2cents
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