Where I used to live in California we had VP Racing and they had 95 AKI and 102 AKI fuels on separate pumps. 95 was $4.99 and 102 was pushing $8/gal I believe...That was 2008 when I last paid attention to that stuff though, when I had my S/C'd GTO (Vauxhall Monaro for you Brits
).