Conventional wisdom has it that long-tube headers offer more performance than short-tube headers, albeit at more expense and installation effort. We decided to test that conventional wisdom and share ...
On a 5.7 HEMI, shorty headers promise easy bolt-on power without turning your daily driver into a race-only project. The real question is how much horsepower they actually add compared with stock ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results