Did all that with my '01 X5 sport - most definitely it takes off - I have been hestitant to do on my '06 since I get 21+ hwy mileage(17 in town) - the '01 mileage has dropped <1mpg hwy(18-19), but more around town due to my loving the exhaust roar too much

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Mark _______________________________
2001 X5 4.4i topaz blue/sand Sport, complete Dinan S2 , hitch, V1, tint, BSW Stage 1, Alpine INA-W910BT
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Life is not fair!
You can't protect people from their own stupidity!
Laughter makes life worth living