The pipe length (of the headers), type of collectors, and remaining exhaust system can then be selected to offer proper scavenging to produce efficient exhaust flow. We contacted BBK Performance ...

We test a set of Gibson short headers and an after cat Gibson exhaust, as well as a set of new Stainless Works long tube headers and true dual exhaust system on our 2007 Chevy Tahoe. Read about ...

Next, we bolted on our Pace Setter shorty headers. With 112-inch primary tubing and such short tubing lengths, we had to wonder if there would be much of an improvement over the manifolds.

With 1x3-inch headers, 2.5-inch dual full-length exhaust pipes, and modern performance mufflers, I'd expect about a 10- to 20hp gain over stock cast-iron manifolds.After all, your cam has about 30 ...

Listen, odds are you don't care that Magnaflow is now making 50-state-legal shorty headers for the V8 Ford Mustang. I even own a Mustang and don't care, but I'm all about an excuse to stare at the ...