Shell Optimax what is the octane rating 95 or 98??

[d_drinks]

I have an S40 T4 which the mannual states must run on 98 octane fuel. I'm thinking of Optimax anyone able to confirm if it is 98 not 95?..............

[cmdar]

From the shell website...

What is the Octane level of Shell Optimax?

Shell Optimax has the highest octane specification of any petrol in the UK. It is greater than 98 Research Octane Number (RON).

www2.shell.com/home/Framework?siteId=uk-en&FC1=&FC2=&FC4=&FC5=&FC3=/uk-en/html/iwgen/yourcarormotorbike/Optimax/questions_answered_0312_0921.html#7

[d_drinks]

Thanks for that.