The cheapest 98 octane that I can buy - no allegiance to any brand but if I do have a preference it would be Shell purely because of their motor sport involvement since before the war.
But I do have a liking for Shell oils - I've use Helix Ultra 5W40 virtually since day one....
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2001 Boxster S (triple black). Sleeping easier with LN Engineering/Flat 6 IMS upgrade, low temp thermostat & underspeed pulley.
2001 MV Agusta F4.
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