The 4.8i is like a Prius compared to the M.
Originally Posted by Rickm5X3
Advice? Get familiar with the locations of all the gas stations in your area. You now own what is maybe BMW's least efficient V8 ever. But they are cheap now so it doesn't matter that much in overall cost of ownership. Congrats and have fun!
2011 Nissan GTR Red/black - HP Logic tune/midpipe - "Lightning"
2012 BMW X5 50i M-sport Dinan S1 Space gray/black - "Thunder"
2012 BMW 550i M-sport Jet black/black - "Black Cloud"
Gone but not forgotten: '12 X5M, '07 AM SuperVantage, '05 Boxster S, '01 BMW M3,...