Nothing says pro-street more than a Roots blower sticking through the hood—but where did this hot-rodding staple originate? Sure, there are lots of ways to add boost to your engine, but nothing says ...

Boost! For fixing the stock torque and horsepower curves on the dyno chart and roasting rubber with a tap of the throttle, nothing beats it. And for producing a big kick in the seat when you punch it, ...