A builder working on a B58 swap for his BMW i8 discovered that the hybrid sports car's left muffler is not what it appears to be.
In this video, we find out just how much louder a BMW becomes after installing an upgraded exhaust system. From cold start and idle to full-throttle acceleration and aggressive downshifts, we compare ...
When powerful machines gather in one place, the atmosphere changes instantly. A loud BMW sends flames from the exhaust while a brutal BRABUS arrives with unbelievable power under the hood. Drivers ...