Originally Posted by Got_Diesel
Yeah I notice great mileage around 70-75mph. These cars are so efficient it's amazing.
My winter setup is considerably lighter than my Summers so I see even better mileage. Imagine if we had a drag coefficient of .26 or even .27 instead of the .29 we have? We'd be getting over 40mpg easily.
And our 100mph+ speed increase will be faster
Mods: BPC tune, AEM Meth Injection, BDP downpipe, Wagner intercooler, Bilstien B12 Kit, M3 Control Arms, MB Quartz Kit/Alpine Amp