If you are serious about your all-motor power, then a custom header is going to be mandatory for your project vehicle. By this point your motor is built to the limit or near-limit. You have high ...

In the big business of blogging, Blogger (formerly known as Blogspot until acquired by Google) serves up over a quarter of the 164 million blogs on the Internet. To create a favorable impression of ...

Editor's note:This month's installment for Project Unfair (from Prodigy Customs and II Much Fabrication) deals with a familiar subject, but with an Unfair twist. We promised lots of tech and insight ...

It's an accepted part of hot rodding lore that headers help make more power and torque on any engine versus the typical stock cast manifold, but do you know why? It's all about flow, right? Well, yes ...

A tuned length primary exhaust header pipe creates a rarefaction (negative low-pressure wave) that's reflected back up the pipe. On a standard header the negative wave occurs at the primary tube's ...