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blue2000s · 07-21-2011, 08:51 AM

Use premium gas. The engine can't take advantage of an octane level higher than what it was designed for, which is premium.

Porsche allows for the used of injector cleaners with techron but generally discourages cleaners or additives.

07-21-2011, 08:51 AM	#12
blue2000s Porscheectomy Join Date: Mar 2006 Location: Seattle Area Posts: 3,011	Use premium gas. The engine can't take advantage of an octane level higher than what it was designed for, which is premium. Porsche allows for the used of injector cleaners with techron but generally discourages cleaners or additives.