Purchased 2003 Boxster 2.7L Tiptronic with 6400 miles as Porsche CPO from Newport Porsche in 2007. I am the second owner and the current mleage is 19600 miles. No RMS leak or IMS failure to date - The underside of the engine/trans area is bone dry and shows no signs of previous leaks/oil seepage. So far, so good! Routine oil changes at 5000 mile intervals or every 12 monthe regardless of mileage. Spirited driving style after bringing engine up to operating temps as a precaution.
I am, however, seriously considering an IMS retrofit from LN engineering preemptively as others have done. I will be getting a quote from Hergesheimer Motorsports in Lake Forest, CA next week.
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