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Back in the saddle again
Join Date: Oct 2001
Location: Central TX west of Houston
Posts: 57,224
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if I had a car that required 89, I would use it. No point in using an octane higher than required unless you have performed some sort of tuning that requires it or there is some sort of issue (old engine, bad gas, etc.... No point in using lower than the required octane either.
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Steve
'08 Boxster RS60 Spyder #0099/1960
- never named a car before, but this is Charlotte.
'88 targa  SOLD 2004 - gone but not forgotten
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