Acea
Hello,
the Harley "feature" has some valuable & some confusing information for those learning the ropes about lubricants
For Porsche cars however the ACEA and not the API's quality standards are the baselines - it has been this way since 1996
ACEA's A3/B3 or A3/B4 quality standards are what the Porsche Approvals are based upon and have been since 1996. Porsche extends some of the ACEA test protocols for its own purposes and has some specific others too
The 2007 ACEA A3/B3 engine component wear rates are still the same now as they were in 1996. The same cannot be said for some of the confusing data about the APIs latest "S" classification
In short it is always best to use a Porsche Approved and Listed lubricant (there are around 100 engine oils) in our vehicles
ACEA is the "Parent Body" for Euro vehicle and engine manufacturers
Regards
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