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.
YouTube on MSN
How loud is a BMW with an upgraded exhaust system?
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 ...
CarSpotterQVS on MSN
BMW drivers show up loud - then BRABUS steals the attention
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 ...
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