Originally Posted by lukeytheduke

i was queing up for fuel at my local bp and ONE TANKER came to fill up. My question does the tanker carry all 3 types of fuel, ultimate unleaded and diesel or just one.

The reason i ask is because i no longer notice any difference when using ultimate in my saph compared to regular unleaded. How do we know that when we fill up with ultimate it is actualy ultimate??

Cheers