Shell - SHELL
502 E 2nd Ave, Owasso OK
Ethanol-free octane ratings: 87 89 91
GPS coordinates: N 36.26445 W 95.85082 (entered by Brent)
Updated by Joe, May 30, 2013 18:55 CDT
Back to 100% as of may, 2013
Updated by Justin Case, June 08, 2011 14:13 CDT
they switched owner ship to arabs. IT ALL HAS ETHANOL NOW!!!
Updated by red, August 07, 2010 11:58 CDT
89 octane is only ethanol free
Posted by Brent, April 14, 2010 9:15 CDT