Quote:
Originally Posted by Dragoneye
I'm actually impressed at the fuel economy...here's why:
CTS-V has the same ratings. Yet ZL1 has more power, stickier tires, more aggressive gearing...and some more drag creating downforce...

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AND YOUNGER FATTER PEOPLE DRIVING THEM! (JK -- had to say it)....
Only 349 miles..... getting behind you guys! Been too busy.