it is showing listing ended, no issues i found this page which will allow me to procure and ship to my place using shop and ship
https://seafoamworks.com/where-to-buy/
I don’t know about anyone else but I have a 2007 LS 460 and I put 87 octane in there once and it was knocking but once I put the super in my car I don’t put anything else in my car and I haven’t had a knock yes it cost more but it makes my car rides better and that’s with the car specifies for you to use