Re: downhill on gear fuel consumption
If your worried about gas usage you shouldn't be driving any of the cars your currently own buy a hybred smart car or get a skate board they use no gas going down hill. 
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2006 H2 Slate Blue LUX with more chorme, K&N 77 Series Intake, Pirelli Scorpion ATR LT325/55R22, 22in polished chrome rims, Kenwood DNX-7200 w/ Garmin Navi, DVD, Bluetooth, IPOD,Rockford Fosegate Punch 10in P-1 Subs, Rockford Fosegate Punch P-300 amp,7" headrest monitors, Carbon Fiber Dash kit, 17 Flip down Monitor, Borla exhaust.
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