Quote:
Originally Posted by weinerbarn
X5MC gets 93 every time but I also do not drive it much. Less than 3,000 miles per year. Other vehicles, all turbo will get 93 most times but if I'm going on a long road trip, not towing and just planning on cruising and burning fuel, then I will put mid (89) in since I know I'm not going to be in much boost and no need for higher octane. The cost savings adds up over a 1-2K mile round trip.
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You then need to run down to near empty when you refill with 93 octane. Not worth it for 25 bucks.
Don't be the guy with a $150,000 911 filling up with Sam's club penny pincher mystery gas.