I'm not saying that all modern plastics are bad, but the OEM chargepipe from the turbo to the intercooler on the M3/M4 S55 just doesn't have the same quality. The Burger Motorsports M3/M4 S55 ...

When BMW said that their new S55 plant was going to be something ... BMW M4 with only an ECU tune, a new intercooler and a new exhaust system. While that seems unfathomable, they are pretty ...

The Benz crew also figured this was a chance to one-up its hot-rod rivals from BMW. Which is what the S55 AMG is all about. On the other hand, BMW does offer a Sport package for the 7-series that ...