Optimum exhaust flow is critical to maximizing the efficiency of any engine. After all, an engine is just a sophisticated air pump – and the easier it is to move air in and out, the more efficient the ...

Upgrading the exhaust is one of the first steps many take when they want to boost their car's performance. One of most obvious choices in this regard is to install a header in place of the stock ...

We install Supersprint RHD manifolds and exhaust on our BMW E36 M3 and take it to the dyno to see the performance gains. How much power does this upgrade add? Watch the full install and testing ...