451 smart fortwo 2010-12-03T15:29:23Z Jason Huebel http://www.451s.com/profile/JasonHuebel http://api.ning.com/files/j5XEZV0BsSujDEFbLm4thydbSA7bZlHWHroA3Ayuf1M_/jason_small.jpg?width=48&height=48&crop=1%3A1 http://www.451s.com/forum/topic/listForContributor?user=4mnhs8selqy&feed=yes&xn_auth=no 2009 After-market Parts and Accessories? tag:www.451s.com,2008-12-29:1912846:Topic:54118 2008-12-29T00:19:44.223Z Jason Huebel http://www.451s.com/profile/JasonHuebel Can anyone recommend companies in North America who offer 2009-compatible parts? Some of the parts sites I've been browsing may have 2009-compatible parts, but they don't indicate that fact. Can anyone recommend companies in North America who offer 2009-compatible parts? Some of the parts sites I've been browsing may have 2009-compatible parts, but they don't indicate that fact. Hydrogen Supplement Kits? tag:www.451s.com,2008-10-12:1912846:Topic:46817 2008-10-12T19:07:35.647Z Jason Huebel http://www.451s.com/profile/JasonHuebel So, I'm not mechanically inclined in any way. So take everything I say with a grain of salt (and be nice, mr bad example :-P ).<br /> <br /> I've heard that it's possible to gain some mileage efficiency by adding a hydrogen supplement system. I've heard varying results from 5 to 20% efficiency increases.<br /> <br /> Does anyone have any comments on the validity of these claims? And if there is some truth to it (even on the low end), does anyone have any suggestions for a 451 kit? So, I'm not mechanically inclined in any way. So take everything I say with a grain of salt (and be nice, mr bad example :-P ).<br /> <br /> I've heard that it's possible to gain some mileage efficiency by adding a hydrogen supplement system. I've heard varying results from 5 to 20% efficiency increases.<br /> <br /> Does anyone have any comments on the validity of these claims? And if there is some truth to it (even on the low end), does anyone have any suggestions for a 451 kit?