Originally Posted by Robwe46m3
the only REASON to get this would be to still be covered under warranty. Otherwise you could do powerchip, Gintani or some other tune that gets rid of CEL + makes power....
2009 E90 M3 | Silverstone II | Black Novillo | HRE P40's | Akrapovic Exhaust | Eibach Pro Kit | Jet Black Kidney Grilles | SSII Side Reflectors | SSII Side Gills | LUX H8 Angel Eyes | Macht Schnell Filter | Tecnocraft Envy Charge Pipe
"M3 drivers have no friends." - Jeremy Clarkson